Identifier
Mp00090:
Permutations
—cycle-as-one-line notation⟶
Permutations
Mp00089: Permutations —Inverse Kreweras complement⟶ Permutations
Mp00061: Permutations —to increasing tree⟶ Binary trees
Mp00009: Binary trees —left rotate⟶ Binary trees
Mp00089: Permutations —Inverse Kreweras complement⟶ Permutations
Mp00061: Permutations —to increasing tree⟶ Binary trees
Mp00009: Binary trees —left rotate⟶ Binary trees
Images
=>
Cc0010;cc-rep-3Cc0010;cc-rep-4
[1]=>[1]=>[1]=>[.,.]=>[.,.]
[1,2]=>[1,2]=>[2,1]=>[[.,.],.]=>[.,[.,.]]
[2,1]=>[1,2]=>[2,1]=>[[.,.],.]=>[.,[.,.]]
[1,2,3]=>[1,2,3]=>[2,3,1]=>[[.,[.,.]],.]=>[.,[.,[.,.]]]
[1,3,2]=>[1,2,3]=>[2,3,1]=>[[.,[.,.]],.]=>[.,[.,[.,.]]]
[2,1,3]=>[1,2,3]=>[2,3,1]=>[[.,[.,.]],.]=>[.,[.,[.,.]]]
[2,3,1]=>[1,2,3]=>[2,3,1]=>[[.,[.,.]],.]=>[.,[.,[.,.]]]
[3,1,2]=>[1,3,2]=>[3,2,1]=>[[[.,.],.],.]=>[.,[[.,.],.]]
[3,2,1]=>[1,3,2]=>[3,2,1]=>[[[.,.],.],.]=>[.,[[.,.],.]]
[1,2,3,4]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[1,2,4,3]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[1,3,2,4]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[1,3,4,2]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[1,4,2,3]=>[1,2,4,3]=>[2,4,3,1]=>[[.,[[.,.],.]],.]=>[.,[.,[[.,.],.]]]
[1,4,3,2]=>[1,2,4,3]=>[2,4,3,1]=>[[.,[[.,.],.]],.]=>[.,[.,[[.,.],.]]]
[2,1,3,4]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[2,1,4,3]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[2,3,1,4]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[2,3,4,1]=>[1,2,3,4]=>[2,3,4,1]=>[[.,[.,[.,.]]],.]=>[.,[.,[.,[.,.]]]]
[2,4,1,3]=>[1,2,4,3]=>[2,4,3,1]=>[[.,[[.,.],.]],.]=>[.,[.,[[.,.],.]]]
[2,4,3,1]=>[1,2,4,3]=>[2,4,3,1]=>[[.,[[.,.],.]],.]=>[.,[.,[[.,.],.]]]
[3,1,2,4]=>[1,3,2,4]=>[3,2,4,1]=>[[[.,.],[.,.]],.]=>[.,[[.,.],[.,.]]]
[3,1,4,2]=>[1,3,4,2]=>[4,2,3,1]=>[[[.,.],[.,.]],.]=>[.,[[.,.],[.,.]]]
[3,2,1,4]=>[1,3,2,4]=>[3,2,4,1]=>[[[.,.],[.,.]],.]=>[.,[[.,.],[.,.]]]
[3,2,4,1]=>[1,3,4,2]=>[4,2,3,1]=>[[[.,.],[.,.]],.]=>[.,[[.,.],[.,.]]]
[3,4,1,2]=>[1,3,2,4]=>[3,2,4,1]=>[[[.,.],[.,.]],.]=>[.,[[.,.],[.,.]]]
[3,4,2,1]=>[1,3,2,4]=>[3,2,4,1]=>[[[.,.],[.,.]],.]=>[.,[[.,.],[.,.]]]
[4,1,2,3]=>[1,4,3,2]=>[4,3,2,1]=>[[[[.,.],.],.],.]=>[.,[[[.,.],.],.]]
[4,1,3,2]=>[1,4,2,3]=>[3,4,2,1]=>[[[.,[.,.]],.],.]=>[.,[[.,[.,.]],.]]
[4,2,1,3]=>[1,4,3,2]=>[4,3,2,1]=>[[[[.,.],.],.],.]=>[.,[[[.,.],.],.]]
[4,2,3,1]=>[1,4,2,3]=>[3,4,2,1]=>[[[.,[.,.]],.],.]=>[.,[[.,[.,.]],.]]
[4,3,1,2]=>[1,4,2,3]=>[3,4,2,1]=>[[[.,[.,.]],.],.]=>[.,[[.,[.,.]],.]]
[4,3,2,1]=>[1,4,2,3]=>[3,4,2,1]=>[[[.,[.,.]],.],.]=>[.,[[.,[.,.]],.]]
[1,2,3,4,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,2,3,5,4]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,2,4,3,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,2,4,5,3]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,2,5,3,4]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[1,2,5,4,3]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[1,3,2,4,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,3,2,5,4]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,3,4,2,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,3,4,5,2]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[1,3,5,2,4]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[1,3,5,4,2]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[1,4,2,3,5]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[1,4,2,5,3]=>[1,2,4,5,3]=>[2,5,3,4,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[1,4,3,2,5]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[1,4,3,5,2]=>[1,2,4,5,3]=>[2,5,3,4,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[1,4,5,2,3]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[1,4,5,3,2]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[1,5,2,3,4]=>[1,2,5,4,3]=>[2,5,4,3,1]=>[[.,[[[.,.],.],.]],.]=>[.,[.,[[[.,.],.],.]]]
[1,5,2,4,3]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[1,5,3,2,4]=>[1,2,5,4,3]=>[2,5,4,3,1]=>[[.,[[[.,.],.],.]],.]=>[.,[.,[[[.,.],.],.]]]
[1,5,3,4,2]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[1,5,4,2,3]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[1,5,4,3,2]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[2,1,3,4,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,1,3,5,4]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,1,4,3,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,1,4,5,3]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,1,5,3,4]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[2,1,5,4,3]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[2,3,1,4,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,3,1,5,4]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,3,4,1,5]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,3,4,5,1]=>[1,2,3,4,5]=>[2,3,4,5,1]=>[[.,[.,[.,[.,.]]]],.]=>[.,[.,[.,[.,[.,.]]]]]
[2,3,5,1,4]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[2,3,5,4,1]=>[1,2,3,5,4]=>[2,3,5,4,1]=>[[.,[.,[[.,.],.]]],.]=>[.,[.,[.,[[.,.],.]]]]
[2,4,1,3,5]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[2,4,1,5,3]=>[1,2,4,5,3]=>[2,5,3,4,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[2,4,3,1,5]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[2,4,3,5,1]=>[1,2,4,5,3]=>[2,5,3,4,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[2,4,5,1,3]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[2,4,5,3,1]=>[1,2,4,3,5]=>[2,4,3,5,1]=>[[.,[[.,.],[.,.]]],.]=>[.,[.,[[.,.],[.,.]]]]
[2,5,1,3,4]=>[1,2,5,4,3]=>[2,5,4,3,1]=>[[.,[[[.,.],.],.]],.]=>[.,[.,[[[.,.],.],.]]]
[2,5,1,4,3]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[2,5,3,1,4]=>[1,2,5,4,3]=>[2,5,4,3,1]=>[[.,[[[.,.],.],.]],.]=>[.,[.,[[[.,.],.],.]]]
[2,5,3,4,1]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[2,5,4,1,3]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[2,5,4,3,1]=>[1,2,5,3,4]=>[2,4,5,3,1]=>[[.,[[.,[.,.]],.]],.]=>[.,[.,[[.,[.,.]],.]]]
[3,1,2,4,5]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,1,2,5,4]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,1,4,2,5]=>[1,3,4,2,5]=>[4,2,3,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,1,4,5,2]=>[1,3,4,5,2]=>[5,2,3,4,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,1,5,2,4]=>[1,3,5,4,2]=>[5,2,4,3,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,1,5,4,2]=>[1,3,5,2,4]=>[4,2,5,3,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,2,1,4,5]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,2,1,5,4]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,2,4,1,5]=>[1,3,4,2,5]=>[4,2,3,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,2,4,5,1]=>[1,3,4,5,2]=>[5,2,3,4,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,2,5,1,4]=>[1,3,5,4,2]=>[5,2,4,3,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,2,5,4,1]=>[1,3,5,2,4]=>[4,2,5,3,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,4,1,2,5]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,4,1,5,2]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,4,2,1,5]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,4,2,5,1]=>[1,3,2,4,5]=>[3,2,4,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,4,5,1,2]=>[1,3,5,2,4]=>[4,2,5,3,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,4,5,2,1]=>[1,3,5,2,4]=>[4,2,5,3,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,5,1,2,4]=>[1,3,2,5,4]=>[3,2,5,4,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,5,1,4,2]=>[1,3,2,5,4]=>[3,2,5,4,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,5,2,1,4]=>[1,3,2,5,4]=>[3,2,5,4,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,5,2,4,1]=>[1,3,2,5,4]=>[3,2,5,4,1]=>[[[.,.],[[.,.],.]],.]=>[.,[[.,.],[[.,.],.]]]
[3,5,4,1,2]=>[1,3,4,2,5]=>[4,2,3,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[3,5,4,2,1]=>[1,3,4,2,5]=>[4,2,3,5,1]=>[[[.,.],[.,[.,.]]],.]=>[.,[[.,.],[.,[.,.]]]]
[4,1,2,3,5]=>[1,4,3,2,5]=>[4,3,2,5,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,1,2,5,3]=>[1,4,5,3,2]=>[5,4,2,3,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,1,3,2,5]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,1,3,5,2]=>[1,4,5,2,3]=>[4,5,2,3,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,1,5,2,3]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,1,5,3,2]=>[1,4,3,5,2]=>[5,3,2,4,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,2,1,3,5]=>[1,4,3,2,5]=>[4,3,2,5,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,2,1,5,3]=>[1,4,5,3,2]=>[5,4,2,3,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,2,3,1,5]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,2,3,5,1]=>[1,4,5,2,3]=>[4,5,2,3,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,2,5,1,3]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,2,5,3,1]=>[1,4,3,5,2]=>[5,3,2,4,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,3,1,2,5]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,3,1,5,2]=>[1,4,5,2,3]=>[4,5,2,3,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,3,2,1,5]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,3,2,5,1]=>[1,4,5,2,3]=>[4,5,2,3,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,3,5,1,2]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,3,5,2,1]=>[1,4,2,3,5]=>[3,4,2,5,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,5,1,2,3]=>[1,4,2,5,3]=>[3,5,2,4,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,5,1,3,2]=>[1,4,3,2,5]=>[4,3,2,5,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,5,2,1,3]=>[1,4,2,5,3]=>[3,5,2,4,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,5,2,3,1]=>[1,4,3,2,5]=>[4,3,2,5,1]=>[[[[.,.],.],[.,.]],.]=>[.,[[[.,.],.],[.,.]]]
[4,5,3,1,2]=>[1,4,2,5,3]=>[3,5,2,4,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[4,5,3,2,1]=>[1,4,2,5,3]=>[3,5,2,4,1]=>[[[.,[.,.]],[.,.]],.]=>[.,[[.,[.,.]],[.,.]]]
[5,1,2,3,4]=>[1,5,4,3,2]=>[5,4,3,2,1]=>[[[[[.,.],.],.],.],.]=>[.,[[[[.,.],.],.],.]]
[5,1,2,4,3]=>[1,5,3,2,4]=>[4,3,5,2,1]=>[[[[.,.],[.,.]],.],.]=>[.,[[[.,.],[.,.]],.]]
[5,1,3,2,4]=>[1,5,4,2,3]=>[4,5,3,2,1]=>[[[[.,[.,.]],.],.],.]=>[.,[[[.,[.,.]],.],.]]
[5,1,3,4,2]=>[1,5,2,3,4]=>[3,4,5,2,1]=>[[[.,[.,[.,.]]],.],.]=>[.,[[.,[.,[.,.]]],.]]
[5,1,4,2,3]=>[1,5,3,4,2]=>[5,3,4,2,1]=>[[[[.,.],[.,.]],.],.]=>[.,[[[.,.],[.,.]],.]]
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[5,2,3,1,4]=>[1,5,4,2,3]=>[4,5,3,2,1]=>[[[[.,[.,.]],.],.],.]=>[.,[[[.,[.,.]],.],.]]
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[5,2,4,1,3]=>[1,5,3,4,2]=>[5,3,4,2,1]=>[[[[.,.],[.,.]],.],.]=>[.,[[[.,.],[.,.]],.]]
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[5,3,1,2,4]=>[1,5,4,2,3]=>[4,5,3,2,1]=>[[[[.,[.,.]],.],.],.]=>[.,[[[.,[.,.]],.],.]]
[5,3,1,4,2]=>[1,5,2,3,4]=>[3,4,5,2,1]=>[[[.,[.,[.,.]]],.],.]=>[.,[[.,[.,[.,.]]],.]]
[5,3,2,1,4]=>[1,5,4,2,3]=>[4,5,3,2,1]=>[[[[.,[.,.]],.],.],.]=>[.,[[[.,[.,.]],.],.]]
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[5,4,1,2,3]=>[1,5,3,2,4]=>[4,3,5,2,1]=>[[[[.,.],[.,.]],.],.]=>[.,[[[.,.],[.,.]],.]]
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[5,4,2,1,3]=>[1,5,3,2,4]=>[4,3,5,2,1]=>[[[[.,.],[.,.]],.],.]=>[.,[[[.,.],[.,.]],.]]
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[5,4,3,1,2]=>[1,5,2,4,3]=>[3,5,4,2,1]=>[[[.,[[.,.],.]],.],.]=>[.,[[.,[[.,.],.]],.]]
[5,4,3,2,1]=>[1,5,2,4,3]=>[3,5,4,2,1]=>[[[.,[[.,.],.]],.],.]=>[.,[[.,[[.,.],.]],.]]
[1,2,3,4,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
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[1,2,3,5,4,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,2,3,5,6,4]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,2,3,6,4,5]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
[1,2,3,6,5,4]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
[1,2,4,3,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,2,4,3,6,5]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,2,4,5,3,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,2,4,5,6,3]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,2,4,6,3,5]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
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[1,2,5,3,4,6]=>[1,2,3,5,4,6]=>[2,3,5,4,6,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[1,2,5,3,6,4]=>[1,2,3,5,6,4]=>[2,3,6,4,5,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[1,2,5,4,3,6]=>[1,2,3,5,4,6]=>[2,3,5,4,6,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
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[1,2,6,5,3,4]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
[1,2,6,5,4,3]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
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[1,3,4,2,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[1,3,4,2,6,5]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
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[1,4,2,5,3,6]=>[1,2,4,5,3,6]=>[2,5,3,4,6,1]=>[[.,[[.,.],[.,[.,.]]]],.]=>[.,[.,[[.,.],[.,[.,.]]]]]
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[1,5,6,3,2,4]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[1,5,6,3,4,2]=>[1,2,5,4,3,6]=>[2,5,4,3,6,1]=>[[.,[[[.,.],.],[.,.]]],.]=>[.,[.,[[[.,.],.],[.,.]]]]
[1,5,6,4,2,3]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[1,5,6,4,3,2]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[1,6,2,3,4,5]=>[1,2,6,5,4,3]=>[2,6,5,4,3,1]=>[[.,[[[[.,.],.],.],.]],.]=>[.,[.,[[[[.,.],.],.],.]]]
[1,6,2,3,5,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[1,6,2,4,3,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[1,6,2,4,5,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,2,5,3,4]=>[1,2,6,4,5,3]=>[2,6,4,5,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[1,6,2,5,4,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,3,2,4,5]=>[1,2,6,5,4,3]=>[2,6,5,4,3,1]=>[[.,[[[[.,.],.],.],.]],.]=>[.,[.,[[[[.,.],.],.],.]]]
[1,6,3,2,5,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[1,6,3,4,2,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[1,6,3,4,5,2]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,3,5,2,4]=>[1,2,6,4,5,3]=>[2,6,4,5,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[1,6,3,5,4,2]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,4,2,3,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[1,6,4,2,5,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,4,3,2,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[1,6,4,3,5,2]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,4,5,2,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,4,5,3,2]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[1,6,5,2,3,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[1,6,5,2,4,3]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[1,6,5,3,2,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[1,6,5,3,4,2]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[1,6,5,4,2,3]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[1,6,5,4,3,2]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[2,1,3,4,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,3,4,6,5]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,3,5,4,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,3,5,6,4]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,3,6,4,5]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
[2,1,3,6,5,4]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
[2,1,4,3,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,4,3,6,5]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,4,5,3,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,4,5,6,3]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,1,4,6,3,5]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
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[2,1,5,3,4,6]=>[1,2,3,5,4,6]=>[2,3,5,4,6,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[2,1,5,3,6,4]=>[1,2,3,5,6,4]=>[2,3,6,4,5,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[2,1,5,4,3,6]=>[1,2,3,5,4,6]=>[2,3,5,4,6,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[2,1,5,4,6,3]=>[1,2,3,5,6,4]=>[2,3,6,4,5,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[2,1,5,6,3,4]=>[1,2,3,5,4,6]=>[2,3,5,4,6,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[2,1,5,6,4,3]=>[1,2,3,5,4,6]=>[2,3,5,4,6,1]=>[[.,[.,[[.,.],[.,.]]]],.]=>[.,[.,[.,[[.,.],[.,.]]]]]
[2,1,6,3,4,5]=>[1,2,3,6,5,4]=>[2,3,6,5,4,1]=>[[.,[.,[[[.,.],.],.]]],.]=>[.,[.,[.,[[[.,.],.],.]]]]
[2,1,6,3,5,4]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
[2,1,6,4,3,5]=>[1,2,3,6,5,4]=>[2,3,6,5,4,1]=>[[.,[.,[[[.,.],.],.]]],.]=>[.,[.,[.,[[[.,.],.],.]]]]
[2,1,6,4,5,3]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
[2,1,6,5,3,4]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
[2,1,6,5,4,3]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
[2,3,1,4,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,3,1,4,6,5]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,3,1,5,4,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,3,1,5,6,4]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,3,1,6,4,5]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
[2,3,1,6,5,4]=>[1,2,3,4,6,5]=>[2,3,4,6,5,1]=>[[.,[.,[.,[[.,.],.]]]],.]=>[.,[.,[.,[.,[[.,.],.]]]]]
[2,3,4,1,5,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,3,4,1,6,5]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
[2,3,4,5,1,6]=>[1,2,3,4,5,6]=>[2,3,4,5,6,1]=>[[.,[.,[.,[.,[.,.]]]]],.]=>[.,[.,[.,[.,[.,[.,.]]]]]]
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[2,3,6,1,5,4]=>[1,2,3,6,4,5]=>[2,3,5,6,4,1]=>[[.,[.,[[.,[.,.]],.]]],.]=>[.,[.,[.,[[.,[.,.]],.]]]]
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[2,4,1,5,3,6]=>[1,2,4,5,3,6]=>[2,5,3,4,6,1]=>[[.,[[.,.],[.,[.,.]]]],.]=>[.,[.,[[.,.],[.,[.,.]]]]]
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[2,4,1,6,3,5]=>[1,2,4,6,5,3]=>[2,6,3,5,4,1]=>[[.,[[.,.],[[.,.],.]]],.]=>[.,[.,[[.,.],[[.,.],.]]]]
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[2,4,3,5,1,6]=>[1,2,4,5,3,6]=>[2,5,3,4,6,1]=>[[.,[[.,.],[.,[.,.]]]],.]=>[.,[.,[[.,.],[.,[.,.]]]]]
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[2,4,5,3,1,6]=>[1,2,4,3,5,6]=>[2,4,3,5,6,1]=>[[.,[[.,.],[.,[.,.]]]],.]=>[.,[.,[[.,.],[.,[.,.]]]]]
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[2,5,3,1,4,6]=>[1,2,5,4,3,6]=>[2,5,4,3,6,1]=>[[.,[[[.,.],.],[.,.]]],.]=>[.,[.,[[[.,.],.],[.,.]]]]
[2,5,3,1,6,4]=>[1,2,5,6,4,3]=>[2,6,5,3,4,1]=>[[.,[[[.,.],.],[.,.]]],.]=>[.,[.,[[[.,.],.],[.,.]]]]
[2,5,3,4,1,6]=>[1,2,5,3,4,6]=>[2,4,5,3,6,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,3,4,6,1]=>[1,2,5,6,3,4]=>[2,5,6,3,4,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,3,6,1,4]=>[1,2,5,3,4,6]=>[2,4,5,3,6,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,3,6,4,1]=>[1,2,5,4,6,3]=>[2,6,4,3,5,1]=>[[.,[[[.,.],.],[.,.]]],.]=>[.,[.,[[[.,.],.],[.,.]]]]
[2,5,4,1,3,6]=>[1,2,5,3,4,6]=>[2,4,5,3,6,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,4,1,6,3]=>[1,2,5,6,3,4]=>[2,5,6,3,4,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,4,3,1,6]=>[1,2,5,3,4,6]=>[2,4,5,3,6,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,4,3,6,1]=>[1,2,5,6,3,4]=>[2,5,6,3,4,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,4,6,1,3]=>[1,2,5,3,4,6]=>[2,4,5,3,6,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,4,6,3,1]=>[1,2,5,3,4,6]=>[2,4,5,3,6,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,6,1,3,4]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,6,1,4,3]=>[1,2,5,4,3,6]=>[2,5,4,3,6,1]=>[[.,[[[.,.],.],[.,.]]],.]=>[.,[.,[[[.,.],.],[.,.]]]]
[2,5,6,3,1,4]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,6,3,4,1]=>[1,2,5,4,3,6]=>[2,5,4,3,6,1]=>[[.,[[[.,.],.],[.,.]]],.]=>[.,[.,[[[.,.],.],[.,.]]]]
[2,5,6,4,1,3]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,5,6,4,3,1]=>[1,2,5,3,6,4]=>[2,4,6,3,5,1]=>[[.,[[.,[.,.]],[.,.]]],.]=>[.,[.,[[.,[.,.]],[.,.]]]]
[2,6,1,3,4,5]=>[1,2,6,5,4,3]=>[2,6,5,4,3,1]=>[[.,[[[[.,.],.],.],.]],.]=>[.,[.,[[[[.,.],.],.],.]]]
[2,6,1,3,5,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[2,6,1,4,3,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[2,6,1,4,5,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,1,5,3,4]=>[1,2,6,4,5,3]=>[2,6,4,5,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[2,6,1,5,4,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,3,1,4,5]=>[1,2,6,5,4,3]=>[2,6,5,4,3,1]=>[[.,[[[[.,.],.],.],.]],.]=>[.,[.,[[[[.,.],.],.],.]]]
[2,6,3,1,5,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[2,6,3,4,1,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[2,6,3,4,5,1]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,3,5,1,4]=>[1,2,6,4,5,3]=>[2,6,4,5,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[2,6,3,5,4,1]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,4,1,3,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[2,6,4,1,5,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,4,3,1,5]=>[1,2,6,5,3,4]=>[2,5,6,4,3,1]=>[[.,[[[.,[.,.]],.],.]],.]=>[.,[.,[[[.,[.,.]],.],.]]]
[2,6,4,3,5,1]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,4,5,1,3]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,4,5,3,1]=>[1,2,6,3,4,5]=>[2,4,5,6,3,1]=>[[.,[[.,[.,[.,.]]],.]],.]=>[.,[.,[[.,[.,[.,.]]],.]]]
[2,6,5,1,3,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[2,6,5,1,4,3]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[2,6,5,3,1,4]=>[1,2,6,4,3,5]=>[2,5,4,6,3,1]=>[[.,[[[.,.],[.,.]],.]],.]=>[.,[.,[[[.,.],[.,.]],.]]]
[2,6,5,3,4,1]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[2,6,5,4,1,3]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[2,6,5,4,3,1]=>[1,2,6,3,5,4]=>[2,4,6,5,3,1]=>[[.,[[.,[[.,.],.]],.]],.]=>[.,[.,[[.,[[.,.],.]],.]]]
[3,1,2,4,5,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,2,4,6,5]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,2,5,4,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,2,5,6,4]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,2,6,4,5]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,1,2,6,5,4]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,1,4,2,5,6]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,4,2,6,5]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,4,5,2,6]=>[1,3,4,5,2,6]=>[5,2,3,4,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,4,5,6,2]=>[1,3,4,5,6,2]=>[6,2,3,4,5,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,1,4,6,2,5]=>[1,3,4,6,5,2]=>[6,2,3,5,4,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,1,4,6,5,2]=>[1,3,4,6,2,5]=>[5,2,3,6,4,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,1,5,2,4,6]=>[1,3,5,4,2,6]=>[5,2,4,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,1,5,2,6,4]=>[1,3,5,6,4,2]=>[6,2,5,3,4,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,1,5,4,2,6]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,1,5,4,6,2]=>[1,3,5,6,2,4]=>[5,2,6,3,4,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,1,5,6,2,4]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,1,5,6,4,2]=>[1,3,5,4,6,2]=>[6,2,4,3,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,1,6,2,4,5]=>[1,3,6,5,4,2]=>[6,2,5,4,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,1,6,2,5,4]=>[1,3,6,4,2,5]=>[5,2,4,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,1,6,4,2,5]=>[1,3,6,5,2,4]=>[5,2,6,4,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,1,6,4,5,2]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,1,6,5,2,4]=>[1,3,6,4,5,2]=>[6,2,4,5,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,1,6,5,4,2]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,2,1,4,5,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,1,4,6,5]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,1,5,4,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,1,5,6,4]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,1,6,4,5]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,2,1,6,5,4]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,2,4,1,5,6]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,4,1,6,5]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,4,5,1,6]=>[1,3,4,5,2,6]=>[5,2,3,4,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,4,5,6,1]=>[1,3,4,5,6,2]=>[6,2,3,4,5,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,2,4,6,1,5]=>[1,3,4,6,5,2]=>[6,2,3,5,4,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,2,4,6,5,1]=>[1,3,4,6,2,5]=>[5,2,3,6,4,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,2,5,1,4,6]=>[1,3,5,4,2,6]=>[5,2,4,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,2,5,1,6,4]=>[1,3,5,6,4,2]=>[6,2,5,3,4,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,2,5,4,1,6]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,2,5,4,6,1]=>[1,3,5,6,2,4]=>[5,2,6,3,4,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,2,5,6,1,4]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,2,5,6,4,1]=>[1,3,5,4,6,2]=>[6,2,4,3,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,2,6,1,4,5]=>[1,3,6,5,4,2]=>[6,2,5,4,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,2,6,1,5,4]=>[1,3,6,4,2,5]=>[5,2,4,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,2,6,4,1,5]=>[1,3,6,5,2,4]=>[5,2,6,4,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,2,6,4,5,1]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,2,6,5,1,4]=>[1,3,6,4,5,2]=>[6,2,4,5,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,2,6,5,4,1]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,4,1,2,5,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,1,2,6,5]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,1,5,2,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,1,5,6,2]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,1,6,2,5]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,4,1,6,5,2]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,4,2,1,5,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,2,1,6,5]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,2,5,1,6]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,2,5,6,1]=>[1,3,2,4,5,6]=>[3,2,4,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,4,2,6,1,5]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,4,2,6,5,1]=>[1,3,2,4,6,5]=>[3,2,4,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,4,5,1,2,6]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,4,5,1,6,2]=>[1,3,5,6,2,4]=>[5,2,6,3,4,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,4,5,2,1,6]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,4,5,2,6,1]=>[1,3,5,6,2,4]=>[5,2,6,3,4,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,4,5,6,1,2]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,4,5,6,2,1]=>[1,3,5,2,4,6]=>[4,2,5,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,4,6,1,2,5]=>[1,3,6,5,2,4]=>[5,2,6,4,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,4,6,1,5,2]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,4,6,2,1,5]=>[1,3,6,5,2,4]=>[5,2,6,4,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,4,6,2,5,1]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,4,6,5,1,2]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,4,6,5,2,1]=>[1,3,6,2,4,5]=>[4,2,5,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,5,1,2,4,6]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,1,2,6,4]=>[1,3,2,5,6,4]=>[3,2,6,4,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,1,4,2,6]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,1,4,6,2]=>[1,3,2,5,6,4]=>[3,2,6,4,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,1,6,2,4]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,1,6,4,2]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,2,1,4,6]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,2,1,6,4]=>[1,3,2,5,6,4]=>[3,2,6,4,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,2,4,1,6]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,2,4,6,1]=>[1,3,2,5,6,4]=>[3,2,6,4,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,2,6,1,4]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,2,6,4,1]=>[1,3,2,5,4,6]=>[3,2,5,4,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,5,4,1,2,6]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,5,4,1,6,2]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,5,4,2,1,6]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,5,4,2,6,1]=>[1,3,4,2,5,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,5,4,6,1,2]=>[1,3,4,6,2,5]=>[5,2,3,6,4,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,5,4,6,2,1]=>[1,3,4,6,2,5]=>[5,2,3,6,4,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,5,6,1,2,4]=>[1,3,6,4,2,5]=>[5,2,4,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,5,6,1,4,2]=>[1,3,6,2,5,4]=>[4,2,6,5,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,5,6,2,1,4]=>[1,3,6,4,2,5]=>[5,2,4,6,3,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,5,6,2,4,1]=>[1,3,6,2,5,4]=>[4,2,6,5,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,5,6,4,1,2]=>[1,3,6,2,5,4]=>[4,2,6,5,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,5,6,4,2,1]=>[1,3,6,2,5,4]=>[4,2,6,5,3,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,6,1,2,4,5]=>[1,3,2,6,5,4]=>[3,2,6,5,4,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,6,1,2,5,4]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,1,4,2,5]=>[1,3,2,6,5,4]=>[3,2,6,5,4,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,6,1,4,5,2]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,1,5,2,4]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,1,5,4,2]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,2,1,4,5]=>[1,3,2,6,5,4]=>[3,2,6,5,4,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,6,2,1,5,4]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,2,4,1,5]=>[1,3,2,6,5,4]=>[3,2,6,5,4,1]=>[[[.,.],[[[.,.],.],.]],.]=>[.,[[.,.],[[[.,.],.],.]]]
[3,6,2,4,5,1]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,2,5,1,4]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,2,5,4,1]=>[1,3,2,6,4,5]=>[3,2,5,6,4,1]=>[[[.,.],[[.,[.,.]],.]],.]=>[.,[[.,.],[[.,[.,.]],.]]]
[3,6,4,1,2,5]=>[1,3,4,2,6,5]=>[4,2,3,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,6,4,1,5,2]=>[1,3,4,2,6,5]=>[4,2,3,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,6,4,2,1,5]=>[1,3,4,2,6,5]=>[4,2,3,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,6,4,2,5,1]=>[1,3,4,2,6,5]=>[4,2,3,6,5,1]=>[[[.,.],[.,[[.,.],.]]],.]=>[.,[[.,.],[.,[[.,.],.]]]]
[3,6,4,5,1,2]=>[1,3,4,5,2,6]=>[5,2,3,4,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,6,4,5,2,1]=>[1,3,4,5,2,6]=>[5,2,3,4,6,1]=>[[[.,.],[.,[.,[.,.]]]],.]=>[.,[[.,.],[.,[.,[.,.]]]]]
[3,6,5,1,2,4]=>[1,3,5,2,6,4]=>[4,2,6,3,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,6,5,1,4,2]=>[1,3,5,4,2,6]=>[5,2,4,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,6,5,2,1,4]=>[1,3,5,2,6,4]=>[4,2,6,3,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,6,5,2,4,1]=>[1,3,5,4,2,6]=>[5,2,4,3,6,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,6,5,4,1,2]=>[1,3,5,2,6,4]=>[4,2,6,3,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[3,6,5,4,2,1]=>[1,3,5,2,6,4]=>[4,2,6,3,5,1]=>[[[.,.],[[.,.],[.,.]]],.]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,1,2,3,5,6]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,1,2,3,6,5]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,1,2,5,3,6]=>[1,4,5,3,2,6]=>[5,4,2,3,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,1,2,5,6,3]=>[1,4,5,6,3,2]=>[6,5,2,3,4,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,1,2,6,3,5]=>[1,4,6,5,3,2]=>[6,5,2,4,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,1,2,6,5,3]=>[1,4,6,3,2,5]=>[5,4,2,6,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,1,3,2,5,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,3,2,6,5]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,3,5,2,6]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,3,5,6,2]=>[1,4,5,6,2,3]=>[5,6,2,3,4,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,3,6,2,5]=>[1,4,6,5,2,3]=>[5,6,2,4,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,1,3,6,5,2]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,1,5,2,3,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,5,2,6,3]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,5,3,2,6]=>[1,4,3,5,2,6]=>[5,3,2,4,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,1,5,3,6,2]=>[1,4,3,5,6,2]=>[6,3,2,4,5,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,1,5,6,2,3]=>[1,4,6,3,5,2]=>[6,4,2,5,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,1,5,6,3,2]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,1,6,2,3,5]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,1,6,2,5,3]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,1,6,3,2,5]=>[1,4,3,6,5,2]=>[6,3,2,5,4,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,1,6,3,5,2]=>[1,4,3,6,2,5]=>[5,3,2,6,4,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,1,6,5,2,3]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,6,5,3,2]=>[1,4,5,3,6,2]=>[6,4,2,3,5,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,1,3,5,6]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,1,3,6,5]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,1,5,3,6]=>[1,4,5,3,2,6]=>[5,4,2,3,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,1,5,6,3]=>[1,4,5,6,3,2]=>[6,5,2,3,4,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,1,6,3,5]=>[1,4,6,5,3,2]=>[6,5,2,4,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,2,1,6,5,3]=>[1,4,6,3,2,5]=>[5,4,2,6,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,2,3,1,5,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,3,1,6,5]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,3,5,1,6]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,3,5,6,1]=>[1,4,5,6,2,3]=>[5,6,2,3,4,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,3,6,1,5]=>[1,4,6,5,2,3]=>[5,6,2,4,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,2,3,6,5,1]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,2,5,1,3,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,5,1,6,3]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,5,3,1,6]=>[1,4,3,5,2,6]=>[5,3,2,4,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,5,3,6,1]=>[1,4,3,5,6,2]=>[6,3,2,4,5,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,2,5,6,1,3]=>[1,4,6,3,5,2]=>[6,4,2,5,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,2,5,6,3,1]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,2,6,1,3,5]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,2,6,1,5,3]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,2,6,3,1,5]=>[1,4,3,6,5,2]=>[6,3,2,5,4,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,2,6,3,5,1]=>[1,4,3,6,2,5]=>[5,3,2,6,4,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,2,6,5,1,3]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,2,6,5,3,1]=>[1,4,5,3,6,2]=>[6,4,2,3,5,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,3,1,2,5,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,1,2,6,5]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,1,5,2,6]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,1,5,6,2]=>[1,4,5,6,2,3]=>[5,6,2,3,4,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,1,6,2,5]=>[1,4,6,5,2,3]=>[5,6,2,4,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,1,6,5,2]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,2,1,5,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,2,1,6,5]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,2,5,1,6]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,2,5,6,1]=>[1,4,5,6,2,3]=>[5,6,2,3,4,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,2,6,1,5]=>[1,4,6,5,2,3]=>[5,6,2,4,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,2,6,5,1]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,5,1,2,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,5,1,6,2]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,5,2,1,6]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,5,2,6,1]=>[1,4,2,3,5,6]=>[3,4,2,5,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,5,6,1,2]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,5,6,2,1]=>[1,4,6,2,3,5]=>[4,5,2,6,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,6,1,2,5]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,6,1,5,2]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,6,2,1,5]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,6,2,5,1]=>[1,4,2,3,6,5]=>[3,4,2,6,5,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,3,6,5,1,2]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,3,6,5,2,1]=>[1,4,5,2,3,6]=>[4,5,2,3,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,1,2,3,6]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,1,2,6,3]=>[1,4,2,5,6,3]=>[3,6,2,4,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,1,3,2,6]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,5,1,3,6,2]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,5,1,6,2,3]=>[1,4,6,3,2,5]=>[5,4,2,6,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,5,1,6,3,2]=>[1,4,6,2,5,3]=>[4,6,2,5,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,5,2,1,3,6]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,2,1,6,3]=>[1,4,2,5,6,3]=>[3,6,2,4,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,2,3,1,6]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,5,2,3,6,1]=>[1,4,3,2,5,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,5,2,6,1,3]=>[1,4,6,3,2,5]=>[5,4,2,6,3,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,5,2,6,3,1]=>[1,4,6,2,5,3]=>[4,6,2,5,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,5,3,1,2,6]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,3,1,6,2]=>[1,4,2,5,6,3]=>[3,6,2,4,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,3,2,1,6]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,3,2,6,1]=>[1,4,2,5,6,3]=>[3,6,2,4,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,3,6,1,2]=>[1,4,6,2,5,3]=>[4,6,2,5,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,5,3,6,2,1]=>[1,4,6,2,5,3]=>[4,6,2,5,3,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,5,6,1,2,3]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,6,1,3,2]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,6,2,1,3]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,6,2,3,1]=>[1,4,2,5,3,6]=>[3,5,2,4,6,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,5,6,3,1,2]=>[1,4,3,6,2,5]=>[5,3,2,6,4,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,5,6,3,2,1]=>[1,4,3,6,2,5]=>[5,3,2,6,4,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,6,1,2,3,5]=>[1,4,2,6,5,3]=>[3,6,2,5,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,1,2,5,3]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,1,3,2,5]=>[1,4,3,2,6,5]=>[4,3,2,6,5,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,6,1,3,5,2]=>[1,4,3,2,6,5]=>[4,3,2,6,5,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,6,1,5,2,3]=>[1,4,5,2,6,3]=>[4,6,2,3,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,6,1,5,3,2]=>[1,4,5,3,2,6]=>[5,4,2,3,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,6,2,1,3,5]=>[1,4,2,6,5,3]=>[3,6,2,5,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,2,1,5,3]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,2,3,1,5]=>[1,4,3,2,6,5]=>[4,3,2,6,5,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,6,2,3,5,1]=>[1,4,3,2,6,5]=>[4,3,2,6,5,1]=>[[[[.,.],.],[[.,.],.]],.]=>[.,[[[.,.],.],[[.,.],.]]]
[4,6,2,5,1,3]=>[1,4,5,2,6,3]=>[4,6,2,3,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,6,2,5,3,1]=>[1,4,5,3,2,6]=>[5,4,2,3,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,6,3,1,2,5]=>[1,4,2,6,5,3]=>[3,6,2,5,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,3,1,5,2]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,3,2,1,5]=>[1,4,2,6,5,3]=>[3,6,2,5,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,3,2,5,1]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,3,5,1,2]=>[1,4,5,2,6,3]=>[4,6,2,3,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,6,3,5,2,1]=>[1,4,5,2,6,3]=>[4,6,2,3,5,1]=>[[[.,[.,.]],[.,[.,.]]],.]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,6,5,1,2,3]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,5,1,3,2]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,5,2,1,3]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,5,2,3,1]=>[1,4,2,6,3,5]=>[3,5,2,6,4,1]=>[[[.,[.,.]],[[.,.],.]],.]=>[.,[[.,[.,.]],[[.,.],.]]]
[4,6,5,3,1,2]=>[1,4,3,5,2,6]=>[5,3,2,4,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[4,6,5,3,2,1]=>[1,4,3,5,2,6]=>[5,3,2,4,6,1]=>[[[[.,.],.],[.,[.,.]]],.]=>[.,[[[.,.],.],[.,[.,.]]]]
[5,1,2,3,4,6]=>[1,5,4,3,2,6]=>[5,4,3,2,6,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,1,2,3,6,4]=>[1,5,6,4,3,2]=>[6,5,4,2,3,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,1,2,4,3,6]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,2,4,6,3]=>[1,5,6,3,2,4]=>[5,4,6,2,3,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,2,6,3,4]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,2,6,4,3]=>[1,5,4,6,3,2]=>[6,5,3,2,4,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,1,3,2,4,6]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,1,3,2,6,4]=>[1,5,6,4,2,3]=>[5,6,4,2,3,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,1,3,4,2,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,3,4,6,2]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,3,6,2,4]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,3,6,4,2]=>[1,5,4,6,2,3]=>[5,6,3,2,4,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,1,4,2,3,6]=>[1,5,3,4,2,6]=>[5,3,4,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,4,2,6,3]=>[1,5,6,3,4,2]=>[6,4,5,2,3,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,4,3,2,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,4,3,6,2]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,4,6,2,3]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,4,6,3,2]=>[1,5,3,4,6,2]=>[6,3,4,2,5,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,6,2,3,4]=>[1,5,3,6,4,2]=>[6,3,5,2,4,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,1,6,2,4,3]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,1,6,3,2,4]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,6,3,4,2]=>[1,5,4,3,6,2]=>[6,4,3,2,5,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,1,6,4,2,3]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,1,6,4,3,2]=>[1,5,3,6,2,4]=>[5,3,6,2,4,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,1,3,4,6]=>[1,5,4,3,2,6]=>[5,4,3,2,6,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,2,1,3,6,4]=>[1,5,6,4,3,2]=>[6,5,4,2,3,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,2,1,4,3,6]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,1,4,6,3]=>[1,5,6,3,2,4]=>[5,4,6,2,3,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,1,6,3,4]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,1,6,4,3]=>[1,5,4,6,3,2]=>[6,5,3,2,4,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,2,3,1,4,6]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,2,3,1,6,4]=>[1,5,6,4,2,3]=>[5,6,4,2,3,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,2,3,4,1,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,3,4,6,1]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,3,6,1,4]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,3,6,4,1]=>[1,5,4,6,2,3]=>[5,6,3,2,4,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,2,4,1,3,6]=>[1,5,3,4,2,6]=>[5,3,4,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,4,1,6,3]=>[1,5,6,3,4,2]=>[6,4,5,2,3,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,4,3,1,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,4,3,6,1]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,4,6,1,3]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,4,6,3,1]=>[1,5,3,4,6,2]=>[6,3,4,2,5,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,6,1,3,4]=>[1,5,3,6,4,2]=>[6,3,5,2,4,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,2,6,1,4,3]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,2,6,3,1,4]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,6,3,4,1]=>[1,5,4,3,6,2]=>[6,4,3,2,5,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,2,6,4,1,3]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,2,6,4,3,1]=>[1,5,3,6,2,4]=>[5,3,6,2,4,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,3,1,2,4,6]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,1,2,6,4]=>[1,5,6,4,2,3]=>[5,6,4,2,3,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,1,4,2,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,1,4,6,2]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,1,6,2,4]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,1,6,4,2]=>[1,5,4,6,2,3]=>[5,6,3,2,4,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,2,1,4,6]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,2,1,6,4]=>[1,5,6,4,2,3]=>[5,6,4,2,3,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,2,4,1,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,2,4,6,1]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,2,6,1,4]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,2,6,4,1]=>[1,5,4,6,2,3]=>[5,6,3,2,4,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,4,1,2,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,4,1,6,2]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,4,2,1,6]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,4,2,6,1]=>[1,5,6,2,3,4]=>[4,5,6,2,3,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,4,6,1,2]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,4,6,2,1]=>[1,5,2,3,4,6]=>[3,4,5,2,6,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,6,1,2,4]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,6,1,4,2]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,6,2,1,4]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,6,2,4,1]=>[1,5,4,2,3,6]=>[4,5,3,2,6,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,3,6,4,1,2]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,3,6,4,2,1]=>[1,5,2,3,6,4]=>[3,4,6,2,5,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,4,1,2,3,6]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,1,2,6,3]=>[1,5,6,3,2,4]=>[5,4,6,2,3,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,1,3,2,6]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,1,3,6,2]=>[1,5,6,2,4,3]=>[4,6,5,2,3,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,1,6,2,3]=>[1,5,2,4,6,3]=>[3,6,4,2,5,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,1,6,3,2]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,2,1,3,6]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,2,1,6,3]=>[1,5,6,3,2,4]=>[5,4,6,2,3,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,2,3,1,6]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,2,3,6,1]=>[1,5,6,2,4,3]=>[4,6,5,2,3,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,2,6,1,3]=>[1,5,2,4,6,3]=>[3,6,4,2,5,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,2,6,3,1]=>[1,5,3,2,4,6]=>[4,3,5,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,3,1,2,6]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,3,1,6,2]=>[1,5,6,2,4,3]=>[4,6,5,2,3,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,3,2,1,6]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,3,2,6,1]=>[1,5,6,2,4,3]=>[4,6,5,2,3,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,3,6,1,2]=>[1,5,2,4,6,3]=>[3,6,4,2,5,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,3,6,2,1]=>[1,5,2,4,6,3]=>[3,6,4,2,5,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,6,1,2,3]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,6,1,3,2]=>[1,5,3,6,2,4]=>[5,3,6,2,4,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,6,2,1,3]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,6,2,3,1]=>[1,5,3,6,2,4]=>[5,3,6,2,4,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,4,6,3,1,2]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,4,6,3,2,1]=>[1,5,2,4,3,6]=>[3,5,4,2,6,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,6,1,2,3,4]=>[1,5,3,2,6,4]=>[4,3,6,2,5,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,6,1,2,4,3]=>[1,5,4,2,6,3]=>[4,6,3,2,5,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,6,1,3,2,4]=>[1,5,2,6,4,3]=>[3,6,5,2,4,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,6,1,3,4,2]=>[1,5,4,3,2,6]=>[5,4,3,2,6,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,6,1,4,2,3]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,1,4,3,2]=>[1,5,3,2,6,4]=>[4,3,6,2,5,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,6,2,1,3,4]=>[1,5,3,2,6,4]=>[4,3,6,2,5,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,6,2,1,4,3]=>[1,5,4,2,6,3]=>[4,6,3,2,5,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,6,2,3,1,4]=>[1,5,2,6,4,3]=>[3,6,5,2,4,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,6,2,3,4,1]=>[1,5,4,3,2,6]=>[5,4,3,2,6,1]=>[[[[[.,.],.],.],[.,.]],.]=>[.,[[[[.,.],.],.],[.,.]]]
[5,6,2,4,1,3]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,2,4,3,1]=>[1,5,3,2,6,4]=>[4,3,6,2,5,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,6,3,1,2,4]=>[1,5,2,6,4,3]=>[3,6,5,2,4,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,6,3,1,4,2]=>[1,5,4,2,6,3]=>[4,6,3,2,5,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,6,3,2,1,4]=>[1,5,2,6,4,3]=>[3,6,5,2,4,1]=>[[[.,[[.,.],.]],[.,.]],.]=>[.,[[.,[[.,.],.]],[.,.]]]
[5,6,3,2,4,1]=>[1,5,4,2,6,3]=>[4,6,3,2,5,1]=>[[[[.,[.,.]],.],[.,.]],.]=>[.,[[[.,[.,.]],.],[.,.]]]
[5,6,3,4,1,2]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,3,4,2,1]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,4,1,2,3]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,4,1,3,2]=>[1,5,3,4,2,6]=>[5,3,4,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,6,4,2,1,3]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,4,2,3,1]=>[1,5,3,4,2,6]=>[5,3,4,2,6,1]=>[[[[.,.],[.,.]],[.,.]],.]=>[.,[[[.,.],[.,.]],[.,.]]]
[5,6,4,3,1,2]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[5,6,4,3,2,1]=>[1,5,2,6,3,4]=>[3,5,6,2,4,1]=>[[[.,[.,[.,.]]],[.,.]],.]=>[.,[[.,[.,[.,.]]],[.,.]]]
[6,1,2,3,4,5]=>[1,6,5,4,3,2]=>[6,5,4,3,2,1]=>[[[[[[.,.],.],.],.],.],.]=>[.,[[[[[.,.],.],.],.],.]]
[6,1,2,3,5,4]=>[1,6,4,3,2,5]=>[5,4,3,6,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,1,2,4,3,5]=>[1,6,5,3,2,4]=>[5,4,6,3,2,1]=>[[[[[.,.],[.,.]],.],.],.]=>[.,[[[[.,.],[.,.]],.],.]]
[6,1,2,4,5,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,1,2,5,3,4]=>[1,6,4,5,3,2]=>[6,5,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,1,2,5,4,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,1,3,2,4,5]=>[1,6,5,4,2,3]=>[5,6,4,3,2,1]=>[[[[[.,[.,.]],.],.],.],.]=>[.,[[[[.,[.,.]],.],.],.]]
[6,1,3,2,5,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,1,3,4,2,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,1,3,4,5,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,1,3,5,2,4]=>[1,6,4,5,2,3]=>[5,6,3,4,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,1,3,5,4,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,1,4,2,3,5]=>[1,6,5,3,4,2]=>[6,4,5,3,2,1]=>[[[[[.,.],[.,.]],.],.],.]=>[.,[[[[.,.],[.,.]],.],.]]
[6,1,4,2,5,3]=>[1,6,3,4,2,5]=>[5,3,4,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,1,4,3,2,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,1,4,3,5,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,1,4,5,2,3]=>[1,6,3,4,5,2]=>[6,3,4,5,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,1,4,5,3,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,1,5,2,3,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,1,5,2,4,3]=>[1,6,3,5,4,2]=>[6,3,5,4,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,1,5,3,2,4]=>[1,6,4,3,5,2]=>[6,4,3,5,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,1,5,3,4,2]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,1,5,4,2,3]=>[1,6,3,5,2,4]=>[5,3,6,4,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,1,5,4,3,2]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,2,1,3,4,5]=>[1,6,5,4,3,2]=>[6,5,4,3,2,1]=>[[[[[[.,.],.],.],.],.],.]=>[.,[[[[[.,.],.],.],.],.]]
[6,2,1,3,5,4]=>[1,6,4,3,2,5]=>[5,4,3,6,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,2,1,4,3,5]=>[1,6,5,3,2,4]=>[5,4,6,3,2,1]=>[[[[[.,.],[.,.]],.],.],.]=>[.,[[[[.,.],[.,.]],.],.]]
[6,2,1,4,5,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,2,1,5,3,4]=>[1,6,4,5,3,2]=>[6,5,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,2,1,5,4,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,2,3,1,4,5]=>[1,6,5,4,2,3]=>[5,6,4,3,2,1]=>[[[[[.,[.,.]],.],.],.],.]=>[.,[[[[.,[.,.]],.],.],.]]
[6,2,3,1,5,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,2,3,4,1,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,2,3,4,5,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,2,3,5,1,4]=>[1,6,4,5,2,3]=>[5,6,3,4,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,2,3,5,4,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,2,4,1,3,5]=>[1,6,5,3,4,2]=>[6,4,5,3,2,1]=>[[[[[.,.],[.,.]],.],.],.]=>[.,[[[[.,.],[.,.]],.],.]]
[6,2,4,1,5,3]=>[1,6,3,4,2,5]=>[5,3,4,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,2,4,3,1,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,2,4,3,5,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,2,4,5,1,3]=>[1,6,3,4,5,2]=>[6,3,4,5,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,2,4,5,3,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,2,5,1,3,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,2,5,1,4,3]=>[1,6,3,5,4,2]=>[6,3,5,4,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,2,5,3,1,4]=>[1,6,4,3,5,2]=>[6,4,3,5,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,2,5,3,4,1]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,2,5,4,1,3]=>[1,6,3,5,2,4]=>[5,3,6,4,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,2,5,4,3,1]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,3,1,2,4,5]=>[1,6,5,4,2,3]=>[5,6,4,3,2,1]=>[[[[[.,[.,.]],.],.],.],.]=>[.,[[[[.,[.,.]],.],.],.]]
[6,3,1,2,5,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,3,1,4,2,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,3,1,4,5,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,1,5,2,4]=>[1,6,4,5,2,3]=>[5,6,3,4,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,3,1,5,4,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,2,1,4,5]=>[1,6,5,4,2,3]=>[5,6,4,3,2,1]=>[[[[[.,[.,.]],.],.],.],.]=>[.,[[[[.,[.,.]],.],.],.]]
[6,3,2,1,5,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,3,2,4,1,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,3,2,4,5,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,2,5,1,4]=>[1,6,4,5,2,3]=>[5,6,3,4,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,3,2,5,4,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,4,1,2,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,3,4,1,5,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,4,2,1,5]=>[1,6,5,2,3,4]=>[4,5,6,3,2,1]=>[[[[.,[.,[.,.]]],.],.],.]=>[.,[[[.,[.,[.,.]]],.],.]]
[6,3,4,2,5,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,4,5,1,2]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,4,5,2,1]=>[1,6,2,3,4,5]=>[3,4,5,6,2,1]=>[[[.,[.,[.,[.,.]]]],.],.]=>[.,[[.,[.,[.,[.,.]]]],.]]
[6,3,5,1,2,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,3,5,1,4,2]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,3,5,2,1,4]=>[1,6,4,2,3,5]=>[4,5,3,6,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,3,5,2,4,1]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,3,5,4,1,2]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,3,5,4,2,1]=>[1,6,2,3,5,4]=>[3,4,6,5,2,1]=>[[[.,[.,[[.,.],.]]],.],.]=>[.,[[.,[.,[[.,.],.]]],.]]
[6,4,1,2,3,5]=>[1,6,5,3,2,4]=>[5,4,6,3,2,1]=>[[[[[.,.],[.,.]],.],.],.]=>[.,[[[[.,.],[.,.]],.],.]]
[6,4,1,2,5,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,4,1,3,2,5]=>[1,6,5,2,4,3]=>[4,6,5,3,2,1]=>[[[[.,[[.,.],.]],.],.],.]=>[.,[[[.,[[.,.],.]],.],.]]
[6,4,1,3,5,2]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,1,5,2,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,4,1,5,3,2]=>[1,6,2,4,5,3]=>[3,6,4,5,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,2,1,3,5]=>[1,6,5,3,2,4]=>[5,4,6,3,2,1]=>[[[[[.,.],[.,.]],.],.],.]=>[.,[[[[.,.],[.,.]],.],.]]
[6,4,2,1,5,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,4,2,3,1,5]=>[1,6,5,2,4,3]=>[4,6,5,3,2,1]=>[[[[.,[[.,.],.]],.],.],.]=>[.,[[[.,[[.,.],.]],.],.]]
[6,4,2,3,5,1]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,2,5,1,3]=>[1,6,3,2,4,5]=>[4,3,5,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,4,2,5,3,1]=>[1,6,2,4,5,3]=>[3,6,4,5,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,3,1,2,5]=>[1,6,5,2,4,3]=>[4,6,5,3,2,1]=>[[[[.,[[.,.],.]],.],.],.]=>[.,[[[.,[[.,.],.]],.],.]]
[6,4,3,1,5,2]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,3,2,1,5]=>[1,6,5,2,4,3]=>[4,6,5,3,2,1]=>[[[[.,[[.,.],.]],.],.],.]=>[.,[[[.,[[.,.],.]],.],.]]
[6,4,3,2,5,1]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,3,5,1,2]=>[1,6,2,4,5,3]=>[3,6,4,5,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,3,5,2,1]=>[1,6,2,4,5,3]=>[3,6,4,5,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,5,1,2,3]=>[1,6,3,5,2,4]=>[5,3,6,4,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,4,5,1,3,2]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,5,2,1,3]=>[1,6,3,5,2,4]=>[5,3,6,4,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,4,5,2,3,1]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,5,3,1,2]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,4,5,3,2,1]=>[1,6,2,4,3,5]=>[3,5,4,6,2,1]=>[[[.,[[.,.],[.,.]]],.],.]=>[.,[[.,[[.,.],[.,.]]],.]]
[6,5,1,2,3,4]=>[1,6,4,2,5,3]=>[4,6,3,5,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,5,1,2,4,3]=>[1,6,3,2,5,4]=>[4,3,6,5,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,5,1,3,2,4]=>[1,6,4,3,2,5]=>[5,4,3,6,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,5,1,3,4,2]=>[1,6,2,5,4,3]=>[3,6,5,4,2,1]=>[[[.,[[[.,.],.],.]],.],.]=>[.,[[.,[[[.,.],.],.]],.]]
[6,5,1,4,2,3]=>[1,6,3,2,5,4]=>[4,3,6,5,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,5,1,4,3,2]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,2,1,3,4]=>[1,6,4,2,5,3]=>[4,6,3,5,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,5,2,1,4,3]=>[1,6,3,2,5,4]=>[4,3,6,5,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,5,2,3,1,4]=>[1,6,4,3,2,5]=>[5,4,3,6,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[.,[[[[.,.],.],[.,.]],.]]
[6,5,2,3,4,1]=>[1,6,2,5,4,3]=>[3,6,5,4,2,1]=>[[[.,[[[.,.],.],.]],.],.]=>[.,[[.,[[[.,.],.],.]],.]]
[6,5,2,4,1,3]=>[1,6,3,2,5,4]=>[4,3,6,5,2,1]=>[[[[.,.],[[.,.],.]],.],.]=>[.,[[[.,.],[[.,.],.]],.]]
[6,5,2,4,3,1]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,3,1,2,4]=>[1,6,4,2,5,3]=>[4,6,3,5,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,5,3,1,4,2]=>[1,6,2,5,4,3]=>[3,6,5,4,2,1]=>[[[.,[[[.,.],.],.]],.],.]=>[.,[[.,[[[.,.],.],.]],.]]
[6,5,3,2,1,4]=>[1,6,4,2,5,3]=>[4,6,3,5,2,1]=>[[[[.,[.,.]],[.,.]],.],.]=>[.,[[[.,[.,.]],[.,.]],.]]
[6,5,3,2,4,1]=>[1,6,2,5,4,3]=>[3,6,5,4,2,1]=>[[[.,[[[.,.],.],.]],.],.]=>[.,[[.,[[[.,.],.],.]],.]]
[6,5,3,4,1,2]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,3,4,2,1]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,4,1,2,3]=>[1,6,3,4,2,5]=>[5,3,4,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,5,4,1,3,2]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,4,2,1,3]=>[1,6,3,4,2,5]=>[5,3,4,6,2,1]=>[[[[.,.],[.,[.,.]]],.],.]=>[.,[[[.,.],[.,[.,.]]],.]]
[6,5,4,2,3,1]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,4,3,1,2]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[6,5,4,3,2,1]=>[1,6,2,5,3,4]=>[3,5,6,4,2,1]=>[[[.,[[.,[.,.]],.]],.],.]=>[.,[[.,[[.,[.,.]],.]],.]]
[1,2,3,4,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,4,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,4,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,4,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,4,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,3,4,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,3,5,4,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,5,4,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,5,6,4,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,5,6,7,4]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,3,5,7,4,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,3,5,7,6,4]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,3,6,4,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,3,6,4,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,3,6,5,4,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,3,6,5,7,4]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,3,6,7,4,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,3,6,7,5,4]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
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[1,2,3,7,4,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,3,7,5,4,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[1,2,3,7,5,6,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,3,7,6,4,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,3,7,6,5,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,4,3,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,3,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,3,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,3,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,3,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,4,3,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,4,5,3,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,5,3,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,5,6,3,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,5,6,7,3]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,2,4,5,7,3,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,4,5,7,6,3]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,2,4,6,3,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,4,6,3,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,4,6,5,3,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,4,6,5,7,3]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,4,6,7,3,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,4,6,7,5,3]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,2,4,7,3,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[1,2,4,7,3,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,4,7,5,3,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[1,2,4,7,5,6,3]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,4,7,6,3,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,4,7,6,5,3]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,2,5,3,4,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,3,4,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,3,6,4,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,3,6,7,4]=>[1,2,3,5,6,7,4]=>[2,3,7,4,5,6,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,3,7,4,6]=>[1,2,3,5,7,6,4]=>[2,3,7,4,6,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,3,7,6,4]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,4,3,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,4,3,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,4,6,3,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,4,6,7,3]=>[1,2,3,5,6,7,4]=>[2,3,7,4,5,6,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,4,7,3,6]=>[1,2,3,5,7,6,4]=>[2,3,7,4,6,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,4,7,6,3]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,6,3,4,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,6,3,7,4]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,6,4,3,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,6,4,7,3]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,6,7,3,4]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,6,7,4,3]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,7,3,4,6]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,7,3,6,4]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,7,4,3,6]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,7,4,6,3]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[1,2,5,7,6,3,4]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,5,7,6,4,3]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,2,6,3,4,5,7]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
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[1,2,6,3,5,4,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,2,6,3,5,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,2,6,3,7,4,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[1,2,6,4,3,5,7]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
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[1,2,6,4,5,7,3]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,2,6,4,7,3,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,2,6,4,7,5,3]=>[1,2,3,6,5,7,4]=>[2,3,7,5,4,6,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
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[1,2,6,5,3,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[1,2,6,5,4,7,3]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[1,2,6,7,3,4,5]=>[1,2,3,6,4,7,5]=>[2,3,5,7,4,6,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[1,2,7,4,3,6,5]=>[1,2,3,7,5,4,6]=>[2,3,6,5,7,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[1,2,7,4,5,3,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
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[1,2,7,4,6,3,5]=>[1,2,3,7,5,6,4]=>[2,3,7,5,6,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[1,2,7,4,6,5,3]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[1,2,7,5,3,4,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[1,2,7,5,3,6,4]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[1,2,7,5,4,3,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[1,2,7,5,4,6,3]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
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[1,2,7,6,4,3,5]=>[1,2,3,7,5,4,6]=>[2,3,6,5,7,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
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[1,3,2,4,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,2,4,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,2,4,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,2,4,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
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[1,3,2,5,4,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,2,5,6,4,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,2,5,6,7,4]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,2,5,7,4,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
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[1,3,2,6,4,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,2,6,4,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,2,6,5,4,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
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[1,3,2,6,7,4,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,2,6,7,5,4]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,2,7,4,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[1,3,2,7,4,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,2,7,5,4,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[1,3,2,7,5,6,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,2,7,6,4,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,2,7,6,5,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,4,2,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,4,2,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,4,2,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,4,2,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,4,2,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,3,4,2,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,3,4,5,2,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,4,5,2,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[1,3,4,5,6,2,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
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[1,3,4,5,7,2,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,3,4,5,7,6,2]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[1,3,4,6,2,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,4,6,2,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,4,6,5,2,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[1,3,4,6,5,7,2]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
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[1,3,4,7,2,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[1,3,4,7,2,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,4,7,5,2,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
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[1,3,4,7,6,2,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,4,7,6,5,2]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[1,3,5,2,4,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,3,5,2,4,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,3,5,2,6,4,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[1,3,5,4,2,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,3,5,4,2,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[1,3,5,4,6,2,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[1,3,5,6,2,4,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[1,3,6,2,4,5,7]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[1,3,6,2,4,7,5]=>[1,2,3,6,7,5,4]=>[2,3,7,6,4,5,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[1,3,6,2,5,4,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,2,5,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,2,7,4,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,2,7,5,4]=>[1,2,3,6,5,7,4]=>[2,3,7,5,4,6,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[1,3,6,4,2,5,7]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[1,3,6,4,2,7,5]=>[1,2,3,6,7,5,4]=>[2,3,7,6,4,5,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[1,3,6,4,5,2,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,4,5,7,2]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,4,7,2,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,4,7,5,2]=>[1,2,3,6,5,7,4]=>[2,3,7,5,4,6,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[1,3,6,5,2,4,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[1,3,6,5,2,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[1,4,5,6,3,7,2]=>[1,2,4,6,7,3,5]=>[2,6,3,7,4,5,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,5,6,7,2,3]=>[1,2,4,6,3,5,7]=>[2,5,3,6,4,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,5,6,7,3,2]=>[1,2,4,6,3,5,7]=>[2,5,3,6,4,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,5,7,2,3,6]=>[1,2,4,7,6,3,5]=>[2,6,3,7,5,4,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,5,7,2,6,3]=>[1,2,4,7,3,5,6]=>[2,5,3,6,7,4,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,5,7,3,2,6]=>[1,2,4,7,6,3,5]=>[2,6,3,7,5,4,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,5,7,3,6,2]=>[1,2,4,7,3,5,6]=>[2,5,3,6,7,4,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,5,7,6,2,3]=>[1,2,4,7,3,5,6]=>[2,5,3,6,7,4,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,5,7,6,3,2]=>[1,2,4,7,3,5,6]=>[2,5,3,6,7,4,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,6,2,3,5,7]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,2,3,7,5]=>[1,2,4,3,6,7,5]=>[2,4,3,7,5,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,2,5,3,7]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,2,5,7,3]=>[1,2,4,3,6,7,5]=>[2,4,3,7,5,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,2,7,3,5]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,2,7,5,3]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,3,2,5,7]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,3,2,7,5]=>[1,2,4,3,6,7,5]=>[2,4,3,7,5,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,3,5,2,7]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,3,5,7,2]=>[1,2,4,3,6,7,5]=>[2,4,3,7,5,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,3,7,2,5]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,3,7,5,2]=>[1,2,4,3,6,5,7]=>[2,4,3,6,5,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,6,5,2,3,7]=>[1,2,4,5,3,6,7]=>[2,5,3,4,6,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[1,4,6,5,2,7,3]=>[1,2,4,5,3,6,7]=>[2,5,3,4,6,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[1,4,6,5,3,2,7]=>[1,2,4,5,3,6,7]=>[2,5,3,4,6,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[1,4,6,5,3,7,2]=>[1,2,4,5,3,6,7]=>[2,5,3,4,6,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[1,4,6,5,7,2,3]=>[1,2,4,5,7,3,6]=>[2,6,3,4,7,5,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[1,4,6,5,7,3,2]=>[1,2,4,5,7,3,6]=>[2,6,3,4,7,5,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[1,4,6,7,2,3,5]=>[1,2,4,7,5,3,6]=>[2,6,3,5,7,4,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,6,7,2,5,3]=>[1,2,4,7,3,6,5]=>[2,5,3,7,6,4,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,6,7,3,2,5]=>[1,2,4,7,5,3,6]=>[2,6,3,5,7,4,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,6,7,3,5,2]=>[1,2,4,7,3,6,5]=>[2,5,3,7,6,4,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,6,7,5,2,3]=>[1,2,4,7,3,6,5]=>[2,5,3,7,6,4,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,6,7,5,3,2]=>[1,2,4,7,3,6,5]=>[2,5,3,7,6,4,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,7,2,3,5,6]=>[1,2,4,3,7,6,5]=>[2,4,3,7,6,5,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,7,2,3,6,5]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,2,5,3,6]=>[1,2,4,3,7,6,5]=>[2,4,3,7,6,5,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,7,2,5,6,3]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,2,6,3,5]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,2,6,5,3]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,3,2,5,6]=>[1,2,4,3,7,6,5]=>[2,4,3,7,6,5,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,7,3,2,6,5]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,3,5,2,6]=>[1,2,4,3,7,6,5]=>[2,4,3,7,6,5,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[1,4,7,3,5,6,2]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,3,6,2,5]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,3,6,5,2]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[1,4,7,5,2,3,6]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[1,4,7,5,2,6,3]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[1,4,7,5,3,2,6]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[1,4,7,5,3,6,2]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[1,4,7,5,6,2,3]=>[1,2,4,5,6,3,7]=>[2,6,3,4,5,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[1,4,7,5,6,3,2]=>[1,2,4,5,6,3,7]=>[2,6,3,4,5,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[1,4,7,6,2,3,5]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,7,6,2,5,3]=>[1,2,4,6,5,3,7]=>[2,6,3,5,4,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,7,6,3,2,5]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,7,6,3,5,2]=>[1,2,4,6,5,3,7]=>[2,6,3,5,4,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,7,6,5,2,3]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,4,7,6,5,3,2]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[1,5,2,3,4,6,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,2,3,4,7,6]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,2,3,6,4,7]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
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[1,5,2,3,7,4,6]=>[1,2,5,7,6,4,3]=>[2,7,6,3,5,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
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[1,5,2,4,3,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,4,3,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,4,6,3,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,4,6,7,3]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,4,7,3,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,2,4,7,6,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,2,6,3,4,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,6,3,7,4]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,6,4,3,7]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,2,6,4,7,3]=>[1,2,5,4,6,7,3]=>[2,7,4,3,5,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
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[1,5,2,6,7,4,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,2,7,3,4,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
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[1,5,2,7,4,3,6]=>[1,2,5,4,7,6,3]=>[2,7,4,3,6,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
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[1,5,2,7,6,3,4]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,2,7,6,4,3]=>[1,2,5,6,4,7,3]=>[2,7,5,3,4,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,2,4,6,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,2,4,7,6]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,2,6,4,7]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,2,6,7,4]=>[1,2,5,6,7,4,3]=>[2,7,6,3,4,5,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,2,7,4,6]=>[1,2,5,7,6,4,3]=>[2,7,6,3,5,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,3,2,7,6,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,3,4,2,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,4,2,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,4,6,2,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,4,6,7,2]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,4,7,2,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,3,4,7,6,2]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,3,6,2,4,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,6,2,7,4]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,6,4,2,7]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,6,4,7,2]=>[1,2,5,4,6,7,3]=>[2,7,4,3,5,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,3,6,7,2,4]=>[1,2,5,7,4,6,3]=>[2,7,5,3,6,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,3,6,7,4,2]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,3,7,2,4,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,3,7,2,6,4]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,3,7,4,2,6]=>[1,2,5,4,7,6,3]=>[2,7,4,3,6,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,3,7,4,6,2]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,3,7,6,2,4]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,3,7,6,4,2]=>[1,2,5,6,4,7,3]=>[2,7,5,3,4,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,4,2,3,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,2,3,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,2,6,3,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,2,6,7,3]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,2,7,3,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,2,7,6,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,3,2,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,3,2,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,3,6,2,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,3,6,7,2]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,3,7,2,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,3,7,6,2]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,6,2,3,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,6,2,7,3]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,6,3,2,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,6,3,7,2]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,6,7,2,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,6,7,3,2]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,7,2,3,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,7,2,6,3]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,7,3,2,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,7,3,6,2]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,4,7,6,2,3]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,4,7,6,3,2]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,2,3,4,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,2,3,7,4]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,2,4,3,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,6,2,4,7,3]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,6,2,7,3,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,6,2,7,4,3]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,6,3,2,4,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,3,2,7,4]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,3,4,2,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,6,3,4,7,2]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,6,3,7,2,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,6,3,7,4,2]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,6,4,2,3,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,4,2,7,3]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,4,3,2,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,4,3,7,2]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,4,7,2,3]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,6,4,7,3,2]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,6,7,2,3,4]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,7,2,4,3]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,7,3,2,4]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,7,3,4,2]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,6,7,4,2,3]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,6,7,4,3,2]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,7,2,3,4,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,2,3,6,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,2,4,3,6]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,7,2,4,6,3]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,7,2,6,3,4]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,7,2,6,4,3]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,7,3,2,4,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,3,2,6,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,3,4,2,6]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,7,3,4,6,2]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[1,5,7,3,6,2,4]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,7,3,6,4,2]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,7,4,2,3,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,4,2,6,3]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,4,3,2,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,4,3,6,2]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,4,6,2,3]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,7,4,6,3,2]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[1,5,7,6,2,3,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,6,2,4,3]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,6,3,2,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,6,3,4,2]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[1,5,7,6,4,2,3]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,5,7,6,4,3,2]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[1,6,2,3,4,5,7]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,2,3,4,7,5]=>[1,2,6,7,5,4,3]=>[2,7,6,5,3,4,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,2,3,5,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,3,5,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,3,7,4,5]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,3,7,5,4]=>[1,2,6,5,7,4,3]=>[2,7,6,4,3,5,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,2,4,3,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,2,4,3,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,2,4,5,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,4,5,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,4,7,3,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,4,7,5,3]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,2,5,3,4,7]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,5,3,7,4]=>[1,2,6,7,4,5,3]=>[2,7,5,6,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,5,4,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,5,4,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,5,7,3,4]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,5,7,4,3]=>[1,2,6,4,5,7,3]=>[2,7,4,5,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,7,3,4,5]=>[1,2,6,4,7,5,3]=>[2,7,4,6,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,2,7,3,5,4]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,2,7,4,3,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,7,4,5,3]=>[1,2,6,5,4,7,3]=>[2,7,5,4,3,6,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,2,7,5,3,4]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,2,7,5,4,3]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,2,4,5,7]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,3,2,4,7,5]=>[1,2,6,7,5,4,3]=>[2,7,6,5,3,4,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,3,2,5,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,2,5,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,2,7,4,5]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,2,7,5,4]=>[1,2,6,5,7,4,3]=>[2,7,6,4,3,5,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,3,4,2,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,3,4,2,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,3,4,5,2,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,4,5,7,2]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,4,7,2,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,4,7,5,2]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,3,5,2,4,7]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,5,2,7,4]=>[1,2,6,7,4,5,3]=>[2,7,5,6,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,5,4,2,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,5,4,7,2]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,5,7,2,4]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,5,7,4,2]=>[1,2,6,4,5,7,3]=>[2,7,4,5,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,7,2,4,5]=>[1,2,6,4,7,5,3]=>[2,7,4,6,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,3,7,2,5,4]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,3,7,4,2,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,7,4,5,2]=>[1,2,6,5,4,7,3]=>[2,7,5,4,3,6,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,3,7,5,2,4]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,3,7,5,4,2]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,4,2,3,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,2,3,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,2,5,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,2,5,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,2,7,3,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,2,7,5,3]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,3,2,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,3,2,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,3,5,2,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,3,5,7,2]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,3,7,2,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,3,7,5,2]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,5,2,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,5,2,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,5,3,2,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,5,3,7,2]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,5,7,2,3]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,5,7,3,2]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,7,2,3,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,7,2,5,3]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,7,3,2,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,7,3,5,2]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,4,7,5,2,3]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,4,7,5,3,2]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,5,2,3,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,2,3,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,2,4,3,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,2,4,7,3]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,2,7,3,4]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,2,7,4,3]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,3,2,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,3,2,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,3,4,2,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,3,4,7,2]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,3,7,2,4]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,3,7,4,2]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,4,2,3,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,4,2,7,3]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,4,3,2,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,4,3,7,2]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,4,7,2,3]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,4,7,3,2]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,7,2,3,4]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,7,2,4,3]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,7,3,2,4]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,7,3,4,2]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,5,7,4,2,3]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,5,7,4,3,2]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,7,2,3,4,5]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,7,2,3,5,4]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,7,2,4,3,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,7,2,4,5,3]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,7,2,5,3,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,2,5,4,3]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,7,3,2,4,5]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,7,3,2,5,4]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,7,3,4,2,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,7,3,4,5,2]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[1,6,7,3,5,2,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,3,5,4,2]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,7,4,2,3,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,7,4,2,5,3]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,7,4,3,2,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[1,6,7,4,3,5,2]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[1,6,7,4,5,2,3]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,4,5,3,2]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,5,2,3,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,5,2,4,3]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,7,5,3,2,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,5,3,4,2]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[1,6,7,5,4,2,3]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,6,7,5,4,3,2]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[1,7,2,3,4,5,6]=>[1,2,7,6,5,4,3]=>[2,7,6,5,4,3,1]=>[[.,[[[[[.,.],.],.],.],.]],.]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[1,7,2,3,4,6,5]=>[1,2,7,5,4,3,6]=>[2,6,5,4,7,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,2,3,5,4,6]=>[1,2,7,6,4,3,5]=>[2,6,5,7,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[1,7,2,3,5,6,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,2,3,6,4,5]=>[1,2,7,5,6,4,3]=>[2,7,6,4,5,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,2,3,6,5,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,2,4,3,5,6]=>[1,2,7,6,5,3,4]=>[2,6,7,5,4,3,1]=>[[.,[[[[.,[.,.]],.],.],.]],.]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[1,7,2,4,3,6,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,2,4,5,3,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,2,4,5,6,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,2,4,6,3,5]=>[1,2,7,5,6,3,4]=>[2,6,7,4,5,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,2,4,6,5,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,2,5,3,4,6]=>[1,2,7,6,4,5,3]=>[2,7,5,6,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[1,7,2,5,3,6,4]=>[1,2,7,4,5,3,6]=>[2,6,4,5,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,2,5,4,3,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,2,5,4,6,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,2,5,6,3,4]=>[1,2,7,4,5,6,3]=>[2,7,4,5,6,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,2,5,6,4,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,2,6,3,4,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,2,6,3,5,4]=>[1,2,7,4,6,5,3]=>[2,7,4,6,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,2,6,4,3,5]=>[1,2,7,5,4,6,3]=>[2,7,5,4,6,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,2,6,4,5,3]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,2,6,5,3,4]=>[1,2,7,4,6,3,5]=>[2,6,4,7,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,2,6,5,4,3]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,3,2,4,5,6]=>[1,2,7,6,5,4,3]=>[2,7,6,5,4,3,1]=>[[.,[[[[[.,.],.],.],.],.]],.]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[1,7,3,2,4,6,5]=>[1,2,7,5,4,3,6]=>[2,6,5,4,7,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,3,2,5,4,6]=>[1,2,7,6,4,3,5]=>[2,6,5,7,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[1,7,3,2,5,6,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,3,2,6,4,5]=>[1,2,7,5,6,4,3]=>[2,7,6,4,5,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,3,2,6,5,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,3,4,2,5,6]=>[1,2,7,6,5,3,4]=>[2,6,7,5,4,3,1]=>[[.,[[[[.,[.,.]],.],.],.]],.]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[1,7,3,4,2,6,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,3,4,5,2,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,3,4,5,6,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,3,4,6,2,5]=>[1,2,7,5,6,3,4]=>[2,6,7,4,5,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,3,4,6,5,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,3,5,2,4,6]=>[1,2,7,6,4,5,3]=>[2,7,5,6,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[1,7,3,5,2,6,4]=>[1,2,7,4,5,3,6]=>[2,6,4,5,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,3,5,4,2,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,3,5,4,6,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,3,5,6,2,4]=>[1,2,7,4,5,6,3]=>[2,7,4,5,6,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,3,5,6,4,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,3,6,2,4,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,3,6,2,5,4]=>[1,2,7,4,6,5,3]=>[2,7,4,6,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,3,6,4,2,5]=>[1,2,7,5,4,6,3]=>[2,7,5,4,6,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,3,6,4,5,2]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,3,6,5,2,4]=>[1,2,7,4,6,3,5]=>[2,6,4,7,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,3,6,5,4,2]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,4,2,3,5,6]=>[1,2,7,6,5,3,4]=>[2,6,7,5,4,3,1]=>[[.,[[[[.,[.,.]],.],.],.]],.]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[1,7,4,2,3,6,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,4,2,5,3,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,4,2,5,6,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,2,6,3,5]=>[1,2,7,5,6,3,4]=>[2,6,7,4,5,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,4,2,6,5,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,3,2,5,6]=>[1,2,7,6,5,3,4]=>[2,6,7,5,4,3,1]=>[[.,[[[[.,[.,.]],.],.],.]],.]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[1,7,4,3,2,6,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,4,3,5,2,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,4,3,5,6,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,3,6,2,5]=>[1,2,7,5,6,3,4]=>[2,6,7,4,5,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,4,3,6,5,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,5,2,3,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,4,5,2,6,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,5,3,2,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[1,7,4,5,3,6,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,5,6,2,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,5,6,3,2]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[1,7,4,6,2,3,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,4,6,2,5,3]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,4,6,3,2,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,4,6,3,5,2]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,4,6,5,2,3]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,4,6,5,3,2]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[1,7,5,2,3,4,6]=>[1,2,7,6,4,3,5]=>[2,6,5,7,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[1,7,5,2,3,6,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,5,2,4,3,6]=>[1,2,7,6,3,5,4]=>[2,5,7,6,4,3,1]=>[[.,[[[.,[[.,.],.]],.],.]],.]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[1,7,5,2,4,6,3]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,2,6,3,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,5,2,6,4,3]=>[1,2,7,3,5,6,4]=>[2,4,7,5,6,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,3,2,4,6]=>[1,2,7,6,4,3,5]=>[2,6,5,7,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[1,7,5,3,2,6,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,5,3,4,2,6]=>[1,2,7,6,3,5,4]=>[2,5,7,6,4,3,1]=>[[.,[[[.,[[.,.],.]],.],.]],.]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[1,7,5,3,4,6,2]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,3,6,2,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,5,3,6,4,2]=>[1,2,7,3,5,6,4]=>[2,4,7,5,6,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,4,2,3,6]=>[1,2,7,6,3,5,4]=>[2,5,7,6,4,3,1]=>[[.,[[[.,[[.,.],.]],.],.]],.]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[1,7,5,4,2,6,3]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,4,3,2,6]=>[1,2,7,6,3,5,4]=>[2,5,7,6,4,3,1]=>[[.,[[[.,[[.,.],.]],.],.]],.]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
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[1,7,5,4,6,2,3]=>[1,2,7,3,5,6,4]=>[2,4,7,5,6,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,4,6,3,2]=>[1,2,7,3,5,6,4]=>[2,4,7,5,6,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,6,2,3,4]=>[1,2,7,4,6,3,5]=>[2,6,4,7,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,5,6,2,4,3]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,6,3,2,4]=>[1,2,7,4,6,3,5]=>[2,6,4,7,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,5,6,3,4,2]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,6,4,2,3]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,5,6,4,3,2]=>[1,2,7,3,5,4,6]=>[2,4,6,5,7,3,1]=>[[.,[[.,[[.,.],[.,.]]],.]],.]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[1,7,6,2,3,4,5]=>[1,2,7,5,3,6,4]=>[2,5,7,4,6,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,6,2,3,5,4]=>[1,2,7,4,3,6,5]=>[2,5,4,7,6,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,6,2,4,3,5]=>[1,2,7,5,4,3,6]=>[2,6,5,4,7,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,6,2,4,5,3]=>[1,2,7,3,6,5,4]=>[2,4,7,6,5,3,1]=>[[.,[[.,[[[.,.],.],.]],.]],.]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[1,7,6,2,5,3,4]=>[1,2,7,4,3,6,5]=>[2,5,4,7,6,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,6,2,5,4,3]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,3,2,4,5]=>[1,2,7,5,3,6,4]=>[2,5,7,4,6,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,6,3,2,5,4]=>[1,2,7,4,3,6,5]=>[2,5,4,7,6,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,6,3,4,2,5]=>[1,2,7,5,4,3,6]=>[2,6,5,4,7,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[1,7,6,3,4,5,2]=>[1,2,7,3,6,5,4]=>[2,4,7,6,5,3,1]=>[[.,[[.,[[[.,.],.],.]],.]],.]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[1,7,6,3,5,2,4]=>[1,2,7,4,3,6,5]=>[2,5,4,7,6,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[1,7,6,3,5,4,2]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,4,2,3,5]=>[1,2,7,5,3,6,4]=>[2,5,7,4,6,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,6,4,2,5,3]=>[1,2,7,3,6,5,4]=>[2,4,7,6,5,3,1]=>[[.,[[.,[[[.,.],.],.]],.]],.]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[1,7,6,4,3,2,5]=>[1,2,7,5,3,6,4]=>[2,5,7,4,6,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[1,7,6,4,3,5,2]=>[1,2,7,3,6,5,4]=>[2,4,7,6,5,3,1]=>[[.,[[.,[[[.,.],.],.]],.]],.]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[1,7,6,4,5,2,3]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,4,5,3,2]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,5,2,3,4]=>[1,2,7,4,5,3,6]=>[2,6,4,5,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,6,5,2,4,3]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,5,3,2,4]=>[1,2,7,4,5,3,6]=>[2,6,4,5,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[1,7,6,5,3,4,2]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,5,4,2,3]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[1,7,6,5,4,3,2]=>[1,2,7,3,6,4,5]=>[2,4,6,7,5,3,1]=>[[.,[[.,[[.,[.,.]],.]],.]],.]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[2,1,3,4,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,4,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,4,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,4,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,4,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,3,4,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,3,5,4,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,5,4,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,5,6,4,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,5,6,7,4]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,5,7,4,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,3,5,7,6,4]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,3,6,4,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,3,6,4,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,3,6,5,4,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,3,6,5,7,4]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,3,6,7,4,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,3,6,7,5,4]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,3,7,4,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,1,3,7,4,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,3,7,5,4,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,1,3,7,5,6,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,3,7,6,4,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,3,7,6,5,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,4,3,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,3,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,3,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,3,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,3,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,4,3,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,4,5,3,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,5,3,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,5,6,3,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,5,6,7,3]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,1,4,5,7,3,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,4,5,7,6,3]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,1,4,6,3,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,4,6,3,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,4,6,5,3,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,4,6,5,7,3]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,4,6,7,3,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,4,6,7,5,3]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,1,4,7,3,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,1,4,7,3,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,4,7,5,3,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,1,4,7,5,6,3]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,4,7,6,3,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,4,7,6,5,3]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,1,5,3,4,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,3,4,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,3,6,4,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,3,6,7,4]=>[1,2,3,5,6,7,4]=>[2,3,7,4,5,6,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,3,7,4,6]=>[1,2,3,5,7,6,4]=>[2,3,7,4,6,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,3,7,6,4]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,4,3,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,4,3,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[2,1,5,4,6,7,3]=>[1,2,3,5,6,7,4]=>[2,3,7,4,5,6,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,4,7,3,6]=>[1,2,3,5,7,6,4]=>[2,3,7,4,6,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,4,7,6,3]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,6,3,4,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,6,3,7,4]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,6,4,3,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,6,4,7,3]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,6,7,3,4]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,6,7,4,3]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,7,3,4,6]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,7,3,6,4]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,7,4,3,6]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,7,4,6,3]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,1,5,7,6,3,4]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,5,7,6,4,3]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,1,6,3,4,5,7]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,3,4,7,5]=>[1,2,3,6,7,5,4]=>[2,3,7,6,4,5,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,3,5,4,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,3,5,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,3,7,4,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,3,7,5,4]=>[1,2,3,6,5,7,4]=>[2,3,7,5,4,6,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,4,3,5,7]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,4,3,7,5]=>[1,2,3,6,7,5,4]=>[2,3,7,6,4,5,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,4,5,3,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,4,5,7,3]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,4,7,3,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,4,7,5,3]=>[1,2,3,6,5,7,4]=>[2,3,7,5,4,6,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,5,3,4,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,5,3,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,5,4,3,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,5,4,7,3]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,5,7,3,4]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,5,7,4,3]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,7,3,4,5]=>[1,2,3,6,4,7,5]=>[2,3,5,7,4,6,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,7,3,5,4]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,7,4,3,5]=>[1,2,3,6,4,7,5]=>[2,3,5,7,4,6,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,7,4,5,3]=>[1,2,3,6,5,4,7]=>[2,3,6,5,4,7,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,1,6,7,5,3,4]=>[1,2,3,6,4,7,5]=>[2,3,5,7,4,6,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,6,7,5,4,3]=>[1,2,3,6,4,7,5]=>[2,3,5,7,4,6,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,1,7,3,4,5,6]=>[1,2,3,7,6,5,4]=>[2,3,7,6,5,4,1]=>[[.,[.,[[[[.,.],.],.],.]]],.]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[2,1,7,3,4,6,5]=>[1,2,3,7,5,4,6]=>[2,3,6,5,7,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[2,1,7,3,5,4,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[2,1,7,3,5,6,4]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,3,6,4,5]=>[1,2,3,7,5,6,4]=>[2,3,7,5,6,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[2,1,7,3,6,5,4]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,4,3,5,6]=>[1,2,3,7,6,5,4]=>[2,3,7,6,5,4,1]=>[[.,[.,[[[[.,.],.],.],.]]],.]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[2,1,7,4,3,6,5]=>[1,2,3,7,5,4,6]=>[2,3,6,5,7,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[2,1,7,4,5,3,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[2,1,7,4,5,6,3]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,4,6,3,5]=>[1,2,3,7,5,6,4]=>[2,3,7,5,6,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[2,1,7,4,6,5,3]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,5,3,4,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[2,1,7,5,3,6,4]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,5,4,3,6]=>[1,2,3,7,6,4,5]=>[2,3,6,7,5,4,1]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[2,1,7,5,4,6,3]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,5,6,3,4]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,5,6,4,3]=>[1,2,3,7,4,5,6]=>[2,3,5,6,7,4,1]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[2,1,7,6,3,4,5]=>[1,2,3,7,5,4,6]=>[2,3,6,5,7,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[2,1,7,6,3,5,4]=>[1,2,3,7,4,6,5]=>[2,3,5,7,6,4,1]=>[[.,[.,[[.,[[.,.],.]],.]]],.]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[2,1,7,6,4,3,5]=>[1,2,3,7,5,4,6]=>[2,3,6,5,7,4,1]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[2,1,7,6,4,5,3]=>[1,2,3,7,4,6,5]=>[2,3,5,7,6,4,1]=>[[.,[.,[[.,[[.,.],.]],.]]],.]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[2,1,7,6,5,3,4]=>[1,2,3,7,4,6,5]=>[2,3,5,7,6,4,1]=>[[.,[.,[[.,[[.,.],.]],.]]],.]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[2,1,7,6,5,4,3]=>[1,2,3,7,4,6,5]=>[2,3,5,7,6,4,1]=>[[.,[.,[[.,[[.,.],.]],.]]],.]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[2,3,1,4,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,4,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,4,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,4,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,4,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,3,1,4,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,3,1,5,4,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,5,4,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,5,6,4,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,5,6,7,4]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,5,7,4,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,3,1,5,7,6,4]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,3,1,6,4,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,3,1,6,4,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
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[2,3,1,6,7,4,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,3,1,6,7,5,4]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,3,1,7,4,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,3,1,7,4,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,3,1,7,5,4,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,3,1,7,5,6,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,3,1,7,6,4,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,3,1,7,6,5,4]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,3,4,1,5,6,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,1,5,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,1,6,5,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,1,6,7,5]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,1,7,5,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[2,3,4,1,7,6,5]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
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[2,3,4,5,1,7,6]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,6,1,7]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,6,7,1]=>[1,2,3,4,5,6,7]=>[2,3,4,5,6,7,1]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,7,1,6]=>[1,2,3,4,5,7,6]=>[2,3,4,5,7,6,1]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
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[2,3,4,6,1,5,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,3,4,6,1,7,5]=>[1,2,3,4,6,7,5]=>[2,3,4,7,5,6,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[2,3,4,6,5,1,7]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
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[2,3,4,6,7,1,5]=>[1,2,3,4,6,5,7]=>[2,3,4,6,5,7,1]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
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[2,3,4,7,1,5,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[2,3,4,7,1,6,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[2,3,4,7,5,1,6]=>[1,2,3,4,7,6,5]=>[2,3,4,7,6,5,1]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
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[2,3,4,7,6,1,5]=>[1,2,3,4,7,5,6]=>[2,3,4,6,7,5,1]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
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[2,3,5,1,4,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,3,5,1,4,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,3,5,1,6,4,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[2,3,5,1,7,4,6]=>[1,2,3,5,7,6,4]=>[2,3,7,4,6,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
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[2,3,5,4,1,6,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,3,5,4,1,7,6]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,3,5,4,6,1,7]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[2,3,5,4,7,1,6]=>[1,2,3,5,7,6,4]=>[2,3,7,4,6,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
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[2,3,5,6,1,4,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,3,5,6,1,7,4]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[2,3,5,6,4,1,7]=>[1,2,3,5,4,6,7]=>[2,3,5,4,6,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[2,3,5,6,7,1,4]=>[1,2,3,5,7,4,6]=>[2,3,6,4,7,5,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
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[2,3,5,7,1,4,6]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,3,5,7,1,6,4]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[2,3,5,7,4,1,6]=>[1,2,3,5,4,7,6]=>[2,3,5,4,7,6,1]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
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[2,3,5,7,6,1,4]=>[1,2,3,5,6,4,7]=>[2,3,6,4,5,7,1]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[2,3,6,1,4,7,5]=>[1,2,3,6,7,5,4]=>[2,3,7,6,4,5,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,3,6,1,5,4,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,3,6,1,5,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,3,6,1,7,4,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,3,6,1,7,5,4]=>[1,2,3,6,5,7,4]=>[2,3,7,5,4,6,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
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[2,3,6,4,1,7,5]=>[1,2,3,6,7,5,4]=>[2,3,7,6,4,5,1]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[2,3,6,4,5,1,7]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,3,6,4,5,7,1]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[2,3,6,4,7,1,5]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[2,3,6,5,1,7,4]=>[1,2,3,6,7,4,5]=>[2,3,6,7,4,5,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[2,3,6,5,7,1,4]=>[1,2,3,6,4,5,7]=>[2,3,5,6,4,7,1]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
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[2,4,7,1,6,5,3]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[2,4,7,3,1,5,6]=>[1,2,4,3,7,6,5]=>[2,4,3,7,6,5,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[2,4,7,3,1,6,5]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[2,4,7,3,5,1,6]=>[1,2,4,3,7,6,5]=>[2,4,3,7,6,5,1]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[2,4,7,3,5,6,1]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[2,4,7,3,6,1,5]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[2,4,7,3,6,5,1]=>[1,2,4,3,7,5,6]=>[2,4,3,6,7,5,1]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[2,4,7,5,1,3,6]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[2,4,7,5,1,6,3]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[2,4,7,5,3,1,6]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[2,4,7,5,3,6,1]=>[1,2,4,5,3,7,6]=>[2,5,3,4,7,6,1]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[2,4,7,5,6,1,3]=>[1,2,4,5,6,3,7]=>[2,6,3,4,5,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[2,4,7,5,6,3,1]=>[1,2,4,5,6,3,7]=>[2,6,3,4,5,7,1]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[2,4,7,6,1,3,5]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[2,4,7,6,1,5,3]=>[1,2,4,6,5,3,7]=>[2,6,3,5,4,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[2,4,7,6,3,1,5]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[2,4,7,6,3,5,1]=>[1,2,4,6,5,3,7]=>[2,6,3,5,4,7,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[2,4,7,6,5,1,3]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[2,4,7,6,5,3,1]=>[1,2,4,6,3,7,5]=>[2,5,3,7,4,6,1]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[2,5,1,3,4,6,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,1,3,4,7,6]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,1,3,6,4,7]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,1,3,6,7,4]=>[1,2,5,6,7,4,3]=>[2,7,6,3,4,5,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,1,3,7,4,6]=>[1,2,5,7,6,4,3]=>[2,7,6,3,5,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,1,3,7,6,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,1,4,3,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,4,3,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,4,6,3,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,4,6,7,3]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,4,7,3,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,1,4,7,6,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,1,6,3,4,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,6,3,7,4]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,6,4,3,7]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,1,6,4,7,3]=>[1,2,5,4,6,7,3]=>[2,7,4,3,5,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,1,6,7,3,4]=>[1,2,5,7,4,6,3]=>[2,7,5,3,6,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,1,6,7,4,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,1,7,3,4,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,1,7,3,6,4]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,1,7,4,3,6]=>[1,2,5,4,7,6,3]=>[2,7,4,3,6,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,1,7,4,6,3]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,1,7,6,3,4]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,1,7,6,4,3]=>[1,2,5,6,4,7,3]=>[2,7,5,3,4,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,1,4,6,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,1,4,7,6]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,1,6,4,7]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,1,6,7,4]=>[1,2,5,6,7,4,3]=>[2,7,6,3,4,5,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,1,7,4,6]=>[1,2,5,7,6,4,3]=>[2,7,6,3,5,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,3,1,7,6,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,3,4,1,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,4,1,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,4,6,1,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,4,6,7,1]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,4,7,1,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,3,4,7,6,1]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,3,6,1,4,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,6,1,7,4]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,6,4,1,7]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,6,4,7,1]=>[1,2,5,4,6,7,3]=>[2,7,4,3,5,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,3,6,7,1,4]=>[1,2,5,7,4,6,3]=>[2,7,5,3,6,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,3,6,7,4,1]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,3,7,1,4,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,3,7,1,6,4]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,3,7,4,1,6]=>[1,2,5,4,7,6,3]=>[2,7,4,3,6,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,3,7,4,6,1]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,3,7,6,1,4]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,3,7,6,4,1]=>[1,2,5,6,4,7,3]=>[2,7,5,3,4,6,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,4,1,3,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,1,3,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,1,6,3,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,1,6,7,3]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,1,7,3,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,1,7,6,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,3,1,6,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,3,1,7,6]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,3,6,1,7]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,3,6,7,1]=>[1,2,5,6,7,3,4]=>[2,6,7,3,4,5,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,3,7,1,6]=>[1,2,5,7,6,3,4]=>[2,6,7,3,5,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,3,7,6,1]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,6,1,3,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,6,1,7,3]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,6,3,1,7]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,6,3,7,1]=>[1,2,5,3,4,6,7]=>[2,4,5,3,6,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,6,7,1,3]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,6,7,3,1]=>[1,2,5,7,3,4,6]=>[2,5,6,3,7,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,7,1,3,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,7,1,6,3]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,7,3,1,6]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,7,3,6,1]=>[1,2,5,3,4,7,6]=>[2,4,5,3,7,6,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,4,7,6,1,3]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,4,7,6,3,1]=>[1,2,5,6,3,4,7]=>[2,5,6,3,4,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,1,3,4,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,1,3,7,4]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,1,4,3,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,6,1,4,7,3]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,6,1,7,3,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,6,1,7,4,3]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,6,3,1,4,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,3,1,7,4]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,3,4,1,7]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,6,3,4,7,1]=>[1,2,5,4,3,6,7]=>[2,5,4,3,6,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,6,3,7,1,4]=>[1,2,5,7,4,3,6]=>[2,6,5,3,7,4,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,6,3,7,4,1]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,6,4,1,3,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,4,1,7,3]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,4,3,1,7]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,4,3,7,1]=>[1,2,5,3,6,7,4]=>[2,4,7,3,5,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,4,7,1,3]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,6,4,7,3,1]=>[1,2,5,7,3,6,4]=>[2,5,7,3,6,4,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,6,7,1,3,4]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,7,1,4,3]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,7,3,1,4]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,7,3,4,1]=>[1,2,5,3,6,4,7]=>[2,4,6,3,5,7,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,6,7,4,1,3]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,6,7,4,3,1]=>[1,2,5,4,7,3,6]=>[2,6,4,3,7,5,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,7,1,3,4,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,1,3,6,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,1,4,3,6]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,7,1,4,6,3]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,7,1,6,3,4]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,7,1,6,4,3]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,7,3,1,4,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,3,1,6,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,3,4,1,6]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,7,3,4,6,1]=>[1,2,5,4,3,7,6]=>[2,5,4,3,7,6,1]=>[[.,[[[.,.],.],[[.,.],.]]],.]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[2,5,7,3,6,1,4]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,7,3,6,4,1]=>[1,2,5,6,4,3,7]=>[2,6,5,3,4,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,7,4,1,3,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,4,1,6,3]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,4,3,1,6]=>[1,2,5,3,7,6,4]=>[2,4,7,3,6,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,4,3,6,1]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,4,6,1,3]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,7,4,6,3,1]=>[1,2,5,6,3,7,4]=>[2,5,7,3,4,6,1]=>[[.,[[.,[.,.]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[2,5,7,6,1,3,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,6,1,4,3]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,6,3,1,4]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,6,3,4,1]=>[1,2,5,3,7,4,6]=>[2,4,6,3,7,5,1]=>[[.,[[.,[.,.]],[[.,.],.]]],.]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[2,5,7,6,4,1,3]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,5,7,6,4,3,1]=>[1,2,5,4,6,3,7]=>[2,6,4,3,5,7,1]=>[[.,[[[.,.],.],[.,[.,.]]]],.]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[2,6,1,3,4,5,7]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,1,3,4,7,5]=>[1,2,6,7,5,4,3]=>[2,7,6,5,3,4,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,1,3,5,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,3,5,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,3,7,4,5]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,3,7,5,4]=>[1,2,6,5,7,4,3]=>[2,7,6,4,3,5,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,1,4,3,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,1,4,3,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,1,4,5,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,4,5,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,4,7,3,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,4,7,5,3]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,1,5,3,4,7]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,5,3,7,4]=>[1,2,6,7,4,5,3]=>[2,7,5,6,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,5,4,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,5,4,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,5,7,3,4]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,5,7,4,3]=>[1,2,6,4,5,7,3]=>[2,7,4,5,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,7,3,4,5]=>[1,2,6,4,7,5,3]=>[2,7,4,6,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,1,7,3,5,4]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,1,7,4,3,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,7,4,5,3]=>[1,2,6,5,4,7,3]=>[2,7,5,4,3,6,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,1,7,5,3,4]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,1,7,5,4,3]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,1,4,5,7]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,3,1,4,7,5]=>[1,2,6,7,5,4,3]=>[2,7,6,5,3,4,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,3,1,5,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,1,5,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,1,7,4,5]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,1,7,5,4]=>[1,2,6,5,7,4,3]=>[2,7,6,4,3,5,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,3,4,1,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,3,4,1,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,3,4,5,1,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,4,5,7,1]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,4,7,1,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,4,7,5,1]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,3,5,1,4,7]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,5,1,7,4]=>[1,2,6,7,4,5,3]=>[2,7,5,6,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,5,4,1,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,5,4,7,1]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,5,7,1,4]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,5,7,4,1]=>[1,2,6,4,5,7,3]=>[2,7,4,5,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,7,1,4,5]=>[1,2,6,4,7,5,3]=>[2,7,4,6,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,3,7,1,5,4]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,3,7,4,1,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,7,4,5,1]=>[1,2,6,5,4,7,3]=>[2,7,5,4,3,6,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,3,7,5,1,4]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,3,7,5,4,1]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,4,1,3,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,1,3,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,1,5,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,1,5,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,1,7,3,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,1,7,5,3]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,3,1,5,7]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,3,1,7,5]=>[1,2,6,7,5,3,4]=>[2,6,7,5,3,4,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
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[2,6,4,3,5,7,1]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,3,7,1,5]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,3,7,5,1]=>[1,2,6,5,7,3,4]=>[2,6,7,4,3,5,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,5,1,3,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,5,1,7,3]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,5,3,1,7]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,5,3,7,1]=>[1,2,6,7,3,4,5]=>[2,5,6,7,3,4,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,5,7,1,3]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,5,7,3,1]=>[1,2,6,3,4,5,7]=>[2,4,5,6,3,7,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,7,1,3,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,7,1,5,3]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,7,3,1,5]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,7,3,5,1]=>[1,2,6,5,3,4,7]=>[2,5,6,4,3,7,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,4,7,5,1,3]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,4,7,5,3,1]=>[1,2,6,3,4,7,5]=>[2,4,5,7,3,6,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,5,1,3,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,1,3,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,1,4,3,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,1,4,7,3]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,1,7,3,4]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,1,7,4,3]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,3,1,4,7]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,3,1,7,4]=>[1,2,6,7,4,3,5]=>[2,6,5,7,3,4,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,3,4,1,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,3,4,7,1]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,3,7,1,4]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,3,7,4,1]=>[1,2,6,4,3,5,7]=>[2,5,4,6,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,4,1,3,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,4,1,7,3]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,4,3,1,7]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,4,3,7,1]=>[1,2,6,7,3,5,4]=>[2,5,7,6,3,4,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,4,7,1,3]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,4,7,3,1]=>[1,2,6,3,5,7,4]=>[2,4,7,5,3,6,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,7,1,3,4]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,7,1,4,3]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,7,3,1,4]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,7,3,4,1]=>[1,2,6,4,7,3,5]=>[2,6,4,7,3,5,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,5,7,4,1,3]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,5,7,4,3,1]=>[1,2,6,3,5,4,7]=>[2,4,6,5,3,7,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,7,1,3,4,5]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,7,1,3,5,4]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,7,1,4,3,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,7,1,4,5,3]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,7,1,5,3,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,1,5,4,3]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,7,3,1,4,5]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,7,3,1,5,4]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,7,3,4,1,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,7,3,4,5,1]=>[1,2,6,5,4,3,7]=>[2,6,5,4,3,7,1]=>[[.,[[[[.,.],.],.],[.,.]]],.]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[2,6,7,3,5,1,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,3,5,4,1]=>[1,2,6,4,3,7,5]=>[2,5,4,7,3,6,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,7,4,1,3,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,7,4,1,5,3]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,7,4,3,1,5]=>[1,2,6,3,7,5,4]=>[2,4,7,6,3,5,1]=>[[.,[[.,[[.,.],.]],[.,.]]],.]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[2,6,7,4,3,5,1]=>[1,2,6,5,3,7,4]=>[2,5,7,4,3,6,1]=>[[.,[[[.,[.,.]],.],[.,.]]],.]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[2,6,7,4,5,1,3]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,4,5,3,1]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,5,1,3,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,5,1,4,3]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,7,5,3,1,4]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,5,3,4,1]=>[1,2,6,4,5,3,7]=>[2,6,4,5,3,7,1]=>[[.,[[[.,.],[.,.]],[.,.]]],.]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[2,6,7,5,4,1,3]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,6,7,5,4,3,1]=>[1,2,6,3,7,4,5]=>[2,4,6,7,3,5,1]=>[[.,[[.,[.,[.,.]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[2,7,1,3,4,5,6]=>[1,2,7,6,5,4,3]=>[2,7,6,5,4,3,1]=>[[.,[[[[[.,.],.],.],.],.]],.]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[2,7,1,3,4,6,5]=>[1,2,7,5,4,3,6]=>[2,6,5,4,7,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[2,7,1,3,5,4,6]=>[1,2,7,6,4,3,5]=>[2,6,5,7,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[2,7,1,3,5,6,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[2,7,1,3,6,4,5]=>[1,2,7,5,6,4,3]=>[2,7,6,4,5,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[2,7,1,3,6,5,4]=>[1,2,7,4,3,5,6]=>[2,5,4,6,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[2,7,1,4,3,5,6]=>[1,2,7,6,5,3,4]=>[2,6,7,5,4,3,1]=>[[.,[[[[.,[.,.]],.],.],.]],.]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[2,7,1,4,3,6,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[2,7,1,4,5,3,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[2,7,1,4,5,6,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[2,7,1,4,6,3,5]=>[1,2,7,5,6,3,4]=>[2,6,7,4,5,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[2,7,1,4,6,5,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[2,7,1,5,3,4,6]=>[1,2,7,6,4,5,3]=>[2,7,5,6,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[2,7,1,5,3,6,4]=>[1,2,7,4,5,3,6]=>[2,6,4,5,7,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[2,7,1,5,4,3,6]=>[1,2,7,6,3,4,5]=>[2,5,6,7,4,3,1]=>[[.,[[[.,[.,[.,.]]],.],.]],.]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[2,7,1,5,4,6,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[2,7,1,5,6,3,4]=>[1,2,7,4,5,6,3]=>[2,7,4,5,6,3,1]=>[[.,[[[.,.],[.,[.,.]]],.]],.]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[2,7,1,5,6,4,3]=>[1,2,7,3,4,5,6]=>[2,4,5,6,7,3,1]=>[[.,[[.,[.,[.,[.,.]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[2,7,1,6,3,4,5]=>[1,2,7,5,3,4,6]=>[2,5,6,4,7,3,1]=>[[.,[[[.,[.,.]],[.,.]],.]],.]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[2,7,1,6,3,5,4]=>[1,2,7,4,6,5,3]=>[2,7,4,6,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[2,7,1,6,4,3,5]=>[1,2,7,5,4,6,3]=>[2,7,5,4,6,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[2,7,1,6,4,5,3]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[2,7,1,6,5,3,4]=>[1,2,7,4,6,3,5]=>[2,6,4,7,5,3,1]=>[[.,[[[.,.],[[.,.],.]],.]],.]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[2,7,1,6,5,4,3]=>[1,2,7,3,4,6,5]=>[2,4,5,7,6,3,1]=>[[.,[[.,[.,[[.,.],.]]],.]],.]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[2,7,3,1,4,5,6]=>[1,2,7,6,5,4,3]=>[2,7,6,5,4,3,1]=>[[.,[[[[[.,.],.],.],.],.]],.]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[2,7,3,1,4,6,5]=>[1,2,7,5,4,3,6]=>[2,6,5,4,7,3,1]=>[[.,[[[[.,.],.],[.,.]],.]],.]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[2,7,3,1,5,4,6]=>[1,2,7,6,4,3,5]=>[2,6,5,7,4,3,1]=>[[.,[[[[.,.],[.,.]],.],.]],.]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
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[3,1,2,4,6,5,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,2,4,6,7,5]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,2,4,7,5,6]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,2,4,7,6,5]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,2,5,4,6,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,2,5,4,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,2,5,6,4,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,2,5,6,7,4]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,2,5,7,4,6]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,2,5,7,6,4]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,2,6,4,5,7]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,2,6,4,7,5]=>[1,3,2,4,6,7,5]=>[3,2,4,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,2,6,5,4,7]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,2,6,5,7,4]=>[1,3,2,4,6,7,5]=>[3,2,4,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,2,6,7,4,5]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,2,6,7,5,4]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,2,7,4,5,6]=>[1,3,2,4,7,6,5]=>[3,2,4,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,1,2,7,4,6,5]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,2,7,5,4,6]=>[1,3,2,4,7,6,5]=>[3,2,4,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,1,2,7,5,6,4]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,2,7,6,4,5]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,2,7,6,5,4]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,4,2,5,6,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,2,5,7,6]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,2,6,5,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,2,6,7,5]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,2,7,5,6]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,4,2,7,6,5]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,4,5,2,6,7]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,5,2,7,6]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,5,6,2,7]=>[1,3,4,5,6,2,7]=>[6,2,3,4,5,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,5,6,7,2]=>[1,3,4,5,6,7,2]=>[7,2,3,4,5,6,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,1,4,5,7,2,6]=>[1,3,4,5,7,6,2]=>[7,2,3,4,6,5,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,4,5,7,6,2]=>[1,3,4,5,7,2,6]=>[6,2,3,4,7,5,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,1,4,6,2,5,7]=>[1,3,4,6,5,2,7]=>[6,2,3,5,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,4,6,2,7,5]=>[1,3,4,6,7,5,2]=>[7,2,3,6,4,5,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,4,6,5,2,7]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,4,6,5,7,2]=>[1,3,4,6,7,2,5]=>[6,2,3,7,4,5,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,4,6,7,2,5]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,4,6,7,5,2]=>[1,3,4,6,5,7,2]=>[7,2,3,5,4,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,1,4,7,2,5,6]=>[1,3,4,7,6,5,2]=>[7,2,3,6,5,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,1,4,7,2,6,5]=>[1,3,4,7,5,2,6]=>[6,2,3,5,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,4,7,5,2,6]=>[1,3,4,7,6,2,5]=>[6,2,3,7,5,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,1,4,7,5,6,2]=>[1,3,4,7,2,5,6]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,4,7,6,2,5]=>[1,3,4,7,5,6,2]=>[7,2,3,5,6,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,4,7,6,5,2]=>[1,3,4,7,2,5,6]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,1,5,2,4,6,7]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,1,5,2,4,7,6]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,1,5,2,6,4,7]=>[1,3,5,6,4,2,7]=>[6,2,5,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
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[3,1,5,2,7,4,6]=>[1,3,5,7,6,4,2]=>[7,2,6,3,5,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
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[3,1,5,4,2,6,7]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,1,5,4,2,7,6]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,1,5,4,6,2,7]=>[1,3,5,6,2,4,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
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[3,1,5,6,4,2,7]=>[1,3,5,4,6,2,7]=>[6,2,4,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
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[3,1,7,2,4,6,5]=>[1,3,7,5,4,2,6]=>[6,2,5,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,1,7,2,5,4,6]=>[1,3,7,6,4,2,5]=>[6,2,5,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,1,7,2,5,6,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,2,6,4,5]=>[1,3,7,5,6,4,2]=>[7,2,6,4,5,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,1,7,2,6,5,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,4,2,5,6]=>[1,3,7,6,5,2,4]=>[6,2,7,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,1,7,4,2,6,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,1,7,4,5,2,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,1,7,4,5,6,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,4,6,2,5]=>[1,3,7,5,6,2,4]=>[6,2,7,4,5,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,1,7,4,6,5,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,5,2,4,6]=>[1,3,7,6,4,5,2]=>[7,2,5,6,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,1,7,5,2,6,4]=>[1,3,7,4,5,2,6]=>[6,2,4,5,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,5,4,2,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,1,7,5,4,6,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,5,6,2,4]=>[1,3,7,4,5,6,2]=>[7,2,4,5,6,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,5,6,4,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,1,7,6,2,4,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,1,7,6,2,5,4]=>[1,3,7,4,6,5,2]=>[7,2,4,6,5,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,1,7,6,4,2,5]=>[1,3,7,5,4,6,2]=>[7,2,5,4,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,1,7,6,4,5,2]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,1,7,6,5,2,4]=>[1,3,7,4,6,2,5]=>[6,2,4,7,5,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,1,7,6,5,4,2]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,2,1,4,5,6,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,4,5,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,4,6,5,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,4,6,7,5]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,4,7,5,6]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,1,4,7,6,5]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,1,5,4,6,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,5,4,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,5,6,4,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,5,6,7,4]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,1,5,7,4,6]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,1,5,7,6,4]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,1,6,4,5,7]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
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[3,2,1,6,5,4,7]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
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[3,2,1,7,4,5,6]=>[1,3,2,4,7,6,5]=>[3,2,4,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
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[3,2,1,7,6,4,5]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,2,1,7,6,5,4]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,2,4,1,5,6,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,1,5,7,6]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,1,6,5,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,1,6,7,5]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,1,7,5,6]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,4,1,7,6,5]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,4,5,1,6,7]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,5,1,7,6]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,5,6,1,7]=>[1,3,4,5,6,2,7]=>[6,2,3,4,5,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,2,4,5,6,7,1]=>[1,3,4,5,6,7,2]=>[7,2,3,4,5,6,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
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[3,2,4,5,7,6,1]=>[1,3,4,5,7,2,6]=>[6,2,3,4,7,5,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,2,4,6,1,5,7]=>[1,3,4,6,5,2,7]=>[6,2,3,5,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,2,4,6,1,7,5]=>[1,3,4,6,7,5,2]=>[7,2,3,6,4,5,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,2,4,6,5,1,7]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
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[3,2,4,6,7,1,5]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
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[3,2,4,7,1,6,5]=>[1,3,4,7,5,2,6]=>[6,2,3,5,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,2,4,7,5,1,6]=>[1,3,4,7,6,2,5]=>[6,2,3,7,5,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
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[3,2,4,7,6,1,5]=>[1,3,4,7,5,6,2]=>[7,2,3,5,6,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
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[3,2,5,1,4,7,6]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,2,5,1,6,4,7]=>[1,3,5,6,4,2,7]=>[6,2,5,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
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[3,2,5,4,6,1,7]=>[1,3,5,6,2,4,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
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[3,2,5,4,7,1,6]=>[1,3,5,7,6,2,4]=>[6,2,7,3,5,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
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[3,2,5,6,4,1,7]=>[1,3,5,4,6,2,7]=>[6,2,4,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
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[3,2,6,1,4,5,7]=>[1,3,6,5,4,2,7]=>[6,2,5,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,1,4,7,5]=>[1,3,6,7,5,4,2]=>[7,2,6,5,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,1,5,4,7]=>[1,3,6,4,2,5,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,1,5,7,4]=>[1,3,6,7,4,2,5]=>[6,2,5,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,1,7,4,5]=>[1,3,6,4,2,5,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,1,7,5,4]=>[1,3,6,5,7,4,2]=>[7,2,6,4,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,4,1,5,7]=>[1,3,6,5,2,4,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,4,1,7,5]=>[1,3,6,7,5,2,4]=>[6,2,7,5,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,4,5,1,7]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,4,5,7,1]=>[1,3,6,7,2,4,5]=>[5,2,6,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,4,7,1,5]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,4,7,5,1]=>[1,3,6,5,7,2,4]=>[6,2,7,4,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,5,1,4,7]=>[1,3,6,4,5,2,7]=>[6,2,4,5,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,5,1,7,4]=>[1,3,6,7,4,5,2]=>[7,2,5,6,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,5,4,1,7]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,5,4,7,1]=>[1,3,6,7,2,4,5]=>[5,2,6,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,5,7,1,4]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,5,7,4,1]=>[1,3,6,4,5,7,2]=>[7,2,4,5,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,7,1,4,5]=>[1,3,6,4,7,5,2]=>[7,2,4,6,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,7,1,5,4]=>[1,3,6,5,2,4,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,7,4,1,5]=>[1,3,6,2,4,7,5]=>[4,2,5,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,7,4,5,1]=>[1,3,6,5,4,7,2]=>[7,2,5,4,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,2,6,7,5,1,4]=>[1,3,6,2,4,7,5]=>[4,2,5,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,6,7,5,4,1]=>[1,3,6,4,7,2,5]=>[6,2,4,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,2,7,1,4,5,6]=>[1,3,7,6,5,4,2]=>[7,2,6,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,2,7,1,4,6,5]=>[1,3,7,5,4,2,6]=>[6,2,5,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,2,7,1,5,4,6]=>[1,3,7,6,4,2,5]=>[6,2,5,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,2,7,1,5,6,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,1,6,4,5]=>[1,3,7,5,6,4,2]=>[7,2,6,4,5,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,2,7,1,6,5,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,4,1,5,6]=>[1,3,7,6,5,2,4]=>[6,2,7,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,2,7,4,1,6,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,2,7,4,5,1,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,2,7,4,5,6,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,4,6,1,5]=>[1,3,7,5,6,2,4]=>[6,2,7,4,5,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,2,7,4,6,5,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,5,1,4,6]=>[1,3,7,6,4,5,2]=>[7,2,5,6,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,2,7,5,1,6,4]=>[1,3,7,4,5,2,6]=>[6,2,4,5,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,5,4,1,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,2,7,5,4,6,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,5,6,1,4]=>[1,3,7,4,5,6,2]=>[7,2,4,5,6,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,5,6,4,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,2,7,6,1,4,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,2,7,6,1,5,4]=>[1,3,7,4,6,5,2]=>[7,2,4,6,5,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,2,7,6,4,1,5]=>[1,3,7,5,4,6,2]=>[7,2,5,4,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,2,7,6,4,5,1]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,2,7,6,5,1,4]=>[1,3,7,4,6,2,5]=>[6,2,4,7,5,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,2,7,6,5,4,1]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,4,1,2,5,6,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,2,5,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,2,6,5,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,2,6,7,5]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,2,7,5,6]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,4,1,2,7,6,5]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,4,1,5,2,6,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,5,2,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,5,6,2,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,1,5,6,7,2]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
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[3,4,1,5,7,6,2]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
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[3,4,1,6,2,7,5]=>[1,3,2,4,6,7,5]=>[3,2,4,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
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[3,4,1,7,6,2,5]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
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[3,4,2,1,5,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,2,1,6,5,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,2,1,6,7,5]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,2,1,7,5,6]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,4,2,1,7,6,5]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,4,2,5,1,6,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,2,5,1,7,6]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,2,5,6,1,7]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,4,2,5,6,7,1]=>[1,3,2,4,5,6,7]=>[3,2,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
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[3,4,2,5,7,6,1]=>[1,3,2,4,5,7,6]=>[3,2,4,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
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[3,4,2,6,1,7,5]=>[1,3,2,4,6,7,5]=>[3,2,4,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
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[3,4,2,6,7,5,1]=>[1,3,2,4,6,5,7]=>[3,2,4,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,4,2,7,1,5,6]=>[1,3,2,4,7,6,5]=>[3,2,4,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,4,2,7,1,6,5]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,4,2,7,5,1,6]=>[1,3,2,4,7,6,5]=>[3,2,4,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,4,2,7,5,6,1]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,4,2,7,6,1,5]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,4,2,7,6,5,1]=>[1,3,2,4,7,5,6]=>[3,2,4,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,4,5,1,2,6,7]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,1,2,7,6]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,1,6,2,7]=>[1,3,5,6,2,4,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,1,6,7,2]=>[1,3,5,6,7,2,4]=>[6,2,7,3,4,5,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,1,7,2,6]=>[1,3,5,7,6,2,4]=>[6,2,7,3,5,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,1,7,6,2]=>[1,3,5,7,2,4,6]=>[5,2,6,3,7,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,2,1,6,7]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,2,1,7,6]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,2,6,1,7]=>[1,3,5,6,2,4,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,2,6,7,1]=>[1,3,5,6,7,2,4]=>[6,2,7,3,4,5,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,2,7,1,6]=>[1,3,5,7,6,2,4]=>[6,2,7,3,5,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,2,7,6,1]=>[1,3,5,7,2,4,6]=>[5,2,6,3,7,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,6,1,2,7]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,6,1,7,2]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,6,2,1,7]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,6,2,7,1]=>[1,3,5,2,4,6,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,6,7,1,2]=>[1,3,5,7,2,4,6]=>[5,2,6,3,7,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,6,7,2,1]=>[1,3,5,7,2,4,6]=>[5,2,6,3,7,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,7,1,2,6]=>[1,3,5,2,4,7,6]=>[4,2,5,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,7,1,6,2]=>[1,3,5,2,4,7,6]=>[4,2,5,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,7,2,1,6]=>[1,3,5,2,4,7,6]=>[4,2,5,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,7,2,6,1]=>[1,3,5,2,4,7,6]=>[4,2,5,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,4,5,7,6,1,2]=>[1,3,5,6,2,4,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,5,7,6,2,1]=>[1,3,5,6,2,4,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,6,1,2,5,7]=>[1,3,6,5,2,4,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,1,2,7,5]=>[1,3,6,7,5,2,4]=>[6,2,7,5,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,1,5,2,7]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,1,5,7,2]=>[1,3,6,7,2,4,5]=>[5,2,6,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,1,7,2,5]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,1,7,5,2]=>[1,3,6,5,7,2,4]=>[6,2,7,4,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,2,1,5,7]=>[1,3,6,5,2,4,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,2,1,7,5]=>[1,3,6,7,5,2,4]=>[6,2,7,5,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,2,5,1,7]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,2,5,7,1]=>[1,3,6,7,2,4,5]=>[5,2,6,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,2,7,1,5]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,2,7,5,1]=>[1,3,6,5,7,2,4]=>[6,2,7,4,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,5,1,2,7]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,5,1,7,2]=>[1,3,6,7,2,4,5]=>[5,2,6,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,5,2,1,7]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,5,2,7,1]=>[1,3,6,7,2,4,5]=>[5,2,6,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,5,7,1,2]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,5,7,2,1]=>[1,3,6,2,4,5,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,7,1,2,5]=>[1,3,6,2,4,7,5]=>[4,2,5,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,7,1,5,2]=>[1,3,6,5,2,4,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,7,2,1,5]=>[1,3,6,2,4,7,5]=>[4,2,5,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,7,2,5,1]=>[1,3,6,5,2,4,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,4,6,7,5,1,2]=>[1,3,6,2,4,7,5]=>[4,2,5,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,6,7,5,2,1]=>[1,3,6,2,4,7,5]=>[4,2,5,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,4,7,1,2,5,6]=>[1,3,7,6,5,2,4]=>[6,2,7,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,4,7,1,2,6,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,4,7,1,5,2,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,4,7,1,5,6,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,1,6,2,5]=>[1,3,7,5,6,2,4]=>[6,2,7,4,5,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,4,7,1,6,5,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,2,1,5,6]=>[1,3,7,6,5,2,4]=>[6,2,7,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,4,7,2,1,6,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,4,7,2,5,1,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,4,7,2,5,6,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,2,6,1,5]=>[1,3,7,5,6,2,4]=>[6,2,7,4,5,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,4,7,2,6,5,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,5,1,2,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,4,7,5,1,6,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,5,2,1,6]=>[1,3,7,6,2,4,5]=>[5,2,6,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,4,7,5,2,6,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,5,6,1,2]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,5,6,2,1]=>[1,3,7,2,4,5,6]=>[4,2,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,4,7,6,1,2,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,4,7,6,1,5,2]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,4,7,6,2,1,5]=>[1,3,7,5,2,4,6]=>[5,2,6,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,4,7,6,2,5,1]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,4,7,6,5,1,2]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,4,7,6,5,2,1]=>[1,3,7,2,4,6,5]=>[4,2,5,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,5,1,2,4,6,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,2,4,7,6]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,2,6,4,7]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,2,6,7,4]=>[1,3,2,5,6,7,4]=>[3,2,7,4,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,2,7,4,6]=>[1,3,2,5,7,6,4]=>[3,2,7,4,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,2,7,6,4]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,4,2,6,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,4,2,7,6]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,4,6,2,7]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,4,6,7,2]=>[1,3,2,5,6,7,4]=>[3,2,7,4,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,4,7,2,6]=>[1,3,2,5,7,6,4]=>[3,2,7,4,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,4,7,6,2]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,6,2,4,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,6,2,7,4]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,6,4,2,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,6,4,7,2]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,6,7,2,4]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,6,7,4,2]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,7,2,4,6]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,7,2,6,4]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,7,4,2,6]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,7,4,6,2]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,1,7,6,2,4]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,1,7,6,4,2]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,1,4,6,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,1,4,7,6]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,1,6,4,7]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,1,6,7,4]=>[1,3,2,5,6,7,4]=>[3,2,7,4,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,1,7,4,6]=>[1,3,2,5,7,6,4]=>[3,2,7,4,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,1,7,6,4]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,4,1,6,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,4,1,7,6]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,4,6,1,7]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,4,6,7,1]=>[1,3,2,5,6,7,4]=>[3,2,7,4,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,4,7,1,6]=>[1,3,2,5,7,6,4]=>[3,2,7,4,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,4,7,6,1]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,6,1,4,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,6,1,7,4]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,6,4,1,7]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,6,4,7,1]=>[1,3,2,5,4,6,7]=>[3,2,5,4,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,6,7,1,4]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,6,7,4,1]=>[1,3,2,5,7,4,6]=>[3,2,6,4,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,7,1,4,6]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,7,1,6,4]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,7,4,1,6]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,7,4,6,1]=>[1,3,2,5,4,7,6]=>[3,2,5,4,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,5,2,7,6,1,4]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,2,7,6,4,1]=>[1,3,2,5,6,4,7]=>[3,2,6,4,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,5,4,1,2,6,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,1,2,7,6]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,1,6,2,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,1,6,7,2]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,1,7,2,6]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,5,4,1,7,6,2]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,5,4,2,1,6,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,2,1,7,6]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,2,6,1,7]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,2,6,7,1]=>[1,3,4,2,5,6,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,2,7,1,6]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,5,4,2,7,6,1]=>[1,3,4,2,5,7,6]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,5,4,6,1,2,7]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,5,4,6,1,7,2]=>[1,3,4,6,7,2,5]=>[6,2,3,7,4,5,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,5,4,6,2,1,7]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,5,4,6,2,7,1]=>[1,3,4,6,7,2,5]=>[6,2,3,7,4,5,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,5,4,6,7,1,2]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,5,4,6,7,2,1]=>[1,3,4,6,2,5,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,5,4,7,1,2,6]=>[1,3,4,7,6,2,5]=>[6,2,3,7,5,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,5,4,7,1,6,2]=>[1,3,4,7,2,5,6]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,5,4,7,2,1,6]=>[1,3,4,7,6,2,5]=>[6,2,3,7,5,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,5,4,7,2,6,1]=>[1,3,4,7,2,5,6]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,5,4,7,6,1,2]=>[1,3,4,7,2,5,6]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,5,4,7,6,2,1]=>[1,3,4,7,2,5,6]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,5,6,1,2,4,7]=>[1,3,6,4,2,5,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,1,2,7,4]=>[1,3,6,7,4,2,5]=>[6,2,5,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,1,4,2,7]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,1,4,7,2]=>[1,3,6,7,2,5,4]=>[5,2,7,6,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,1,7,2,4]=>[1,3,6,2,5,7,4]=>[4,2,7,5,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,1,7,4,2]=>[1,3,6,4,2,5,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,2,1,4,7]=>[1,3,6,4,2,5,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,2,1,7,4]=>[1,3,6,7,4,2,5]=>[6,2,5,7,3,4,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,2,4,1,7]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,2,4,7,1]=>[1,3,6,7,2,5,4]=>[5,2,7,6,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,2,7,1,4]=>[1,3,6,2,5,7,4]=>[4,2,7,5,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,2,7,4,1]=>[1,3,6,4,2,5,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,4,1,2,7]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,4,1,7,2]=>[1,3,6,7,2,5,4]=>[5,2,7,6,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,4,2,1,7]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,4,2,7,1]=>[1,3,6,7,2,5,4]=>[5,2,7,6,3,4,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,4,7,1,2]=>[1,3,6,2,5,7,4]=>[4,2,7,5,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,4,7,2,1]=>[1,3,6,2,5,7,4]=>[4,2,7,5,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,7,1,2,4]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,7,1,4,2]=>[1,3,6,4,7,2,5]=>[6,2,4,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,7,2,1,4]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,7,2,4,1]=>[1,3,6,4,7,2,5]=>[6,2,4,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,5,6,7,4,1,2]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,6,7,4,2,1]=>[1,3,6,2,5,4,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,5,7,1,2,4,6]=>[1,3,7,6,4,2,5]=>[6,2,5,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,5,7,1,2,6,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,5,7,1,4,2,6]=>[1,3,7,6,2,5,4]=>[5,2,7,6,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,5,7,1,4,6,2]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,1,6,2,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,5,7,1,6,4,2]=>[1,3,7,2,5,6,4]=>[4,2,7,5,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,2,1,4,6]=>[1,3,7,6,4,2,5]=>[6,2,5,7,4,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,5,7,2,1,6,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,5,7,2,4,1,6]=>[1,3,7,6,2,5,4]=>[5,2,7,6,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,5,7,2,4,6,1]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,2,6,1,4]=>[1,3,7,4,2,5,6]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,5,7,2,6,4,1]=>[1,3,7,2,5,6,4]=>[4,2,7,5,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,4,1,2,6]=>[1,3,7,6,2,5,4]=>[5,2,7,6,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,5,7,4,1,6,2]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,4,2,1,6]=>[1,3,7,6,2,5,4]=>[5,2,7,6,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,5,7,4,2,6,1]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,4,6,1,2]=>[1,3,7,2,5,6,4]=>[4,2,7,5,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,4,6,2,1]=>[1,3,7,2,5,6,4]=>[4,2,7,5,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,6,1,2,4]=>[1,3,7,4,6,2,5]=>[6,2,4,7,5,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,5,7,6,1,4,2]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,6,2,1,4]=>[1,3,7,4,6,2,5]=>[6,2,4,7,5,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,5,7,6,2,4,1]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,6,4,1,2]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,5,7,6,4,2,1]=>[1,3,7,2,5,4,6]=>[4,2,6,5,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,1,2,4,5,7]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,2,4,7,5]=>[1,3,2,6,7,5,4]=>[3,2,7,6,4,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,2,5,4,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,2,5,7,4]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,2,7,4,5]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,2,7,5,4]=>[1,3,2,6,5,7,4]=>[3,2,7,5,4,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,4,2,5,7]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,4,2,7,5]=>[1,3,2,6,7,5,4]=>[3,2,7,6,4,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,4,5,2,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,4,5,7,2]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,4,7,2,5]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,4,7,5,2]=>[1,3,2,6,5,7,4]=>[3,2,7,5,4,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,5,2,4,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,5,2,7,4]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,5,4,2,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,5,4,7,2]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,5,7,2,4]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,5,7,4,2]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,7,2,4,5]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,7,2,5,4]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,7,4,2,5]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,7,4,5,2]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,1,7,5,2,4]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,1,7,5,4,2]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,1,4,5,7]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,1,4,7,5]=>[1,3,2,6,7,5,4]=>[3,2,7,6,4,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,1,5,4,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,1,5,7,4]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,1,7,4,5]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,1,7,5,4]=>[1,3,2,6,5,7,4]=>[3,2,7,5,4,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,4,1,5,7]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,4,1,7,5]=>[1,3,2,6,7,5,4]=>[3,2,7,6,4,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,4,5,1,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,4,5,7,1]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,4,7,1,5]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,4,7,5,1]=>[1,3,2,6,5,7,4]=>[3,2,7,5,4,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,5,1,4,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,5,1,7,4]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,5,4,1,7]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,5,4,7,1]=>[1,3,2,6,7,4,5]=>[3,2,6,7,4,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,5,7,1,4]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,5,7,4,1]=>[1,3,2,6,4,5,7]=>[3,2,5,6,4,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,7,1,4,5]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,7,1,5,4]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,7,4,1,5]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,7,4,5,1]=>[1,3,2,6,5,4,7]=>[3,2,6,5,4,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,6,2,7,5,1,4]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,2,7,5,4,1]=>[1,3,2,6,4,7,5]=>[3,2,5,7,4,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,6,4,1,2,5,7]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,1,2,7,5]=>[1,3,4,2,6,7,5]=>[4,2,3,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,1,5,2,7]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,1,5,7,2]=>[1,3,4,2,6,7,5]=>[4,2,3,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,1,7,2,5]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,1,7,5,2]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,2,1,5,7]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,2,1,7,5]=>[1,3,4,2,6,7,5]=>[4,2,3,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,2,5,1,7]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,2,5,7,1]=>[1,3,4,2,6,7,5]=>[4,2,3,7,5,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,2,7,1,5]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,2,7,5,1]=>[1,3,4,2,6,5,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,6,4,5,1,2,7]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,6,4,5,1,7,2]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,6,4,5,2,1,7]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,6,4,5,2,7,1]=>[1,3,4,5,2,6,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,6,4,5,7,1,2]=>[1,3,4,5,7,2,6]=>[6,2,3,4,7,5,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,6,4,5,7,2,1]=>[1,3,4,5,7,2,6]=>[6,2,3,4,7,5,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,6,4,7,1,2,5]=>[1,3,4,7,5,2,6]=>[6,2,3,5,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,6,4,7,1,5,2]=>[1,3,4,7,2,6,5]=>[5,2,3,7,6,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,6,4,7,2,1,5]=>[1,3,4,7,5,2,6]=>[6,2,3,5,7,4,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,6,4,7,2,5,1]=>[1,3,4,7,2,6,5]=>[5,2,3,7,6,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,6,4,7,5,1,2]=>[1,3,4,7,2,6,5]=>[5,2,3,7,6,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,6,4,7,5,2,1]=>[1,3,4,7,2,6,5]=>[5,2,3,7,6,4,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[3,6,5,1,2,4,7]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,1,2,7,4]=>[1,3,5,2,6,7,4]=>[4,2,7,3,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,1,4,2,7]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,1,4,7,2]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,1,7,2,4]=>[1,3,5,7,4,2,6]=>[6,2,5,3,7,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,1,7,4,2]=>[1,3,5,7,2,6,4]=>[5,2,7,3,6,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,2,1,4,7]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,2,1,7,4]=>[1,3,5,2,6,7,4]=>[4,2,7,3,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,2,4,1,7]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,2,4,7,1]=>[1,3,5,4,2,6,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,2,7,1,4]=>[1,3,5,7,4,2,6]=>[6,2,5,3,7,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,2,7,4,1]=>[1,3,5,7,2,6,4]=>[5,2,7,3,6,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,4,1,2,7]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,4,1,7,2]=>[1,3,5,2,6,7,4]=>[4,2,7,3,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,4,2,1,7]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,4,2,7,1]=>[1,3,5,2,6,7,4]=>[4,2,7,3,5,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,4,7,1,2]=>[1,3,5,7,2,6,4]=>[5,2,7,3,6,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,4,7,2,1]=>[1,3,5,7,2,6,4]=>[5,2,7,3,6,4,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,7,1,2,4]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,7,1,4,2]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,7,2,1,4]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,7,2,4,1]=>[1,3,5,2,6,4,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,5,7,4,1,2]=>[1,3,5,4,7,2,6]=>[6,2,4,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,5,7,4,2,1]=>[1,3,5,4,7,2,6]=>[6,2,4,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,6,7,1,2,4,5]=>[1,3,7,5,2,6,4]=>[5,2,7,4,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,7,1,2,5,4]=>[1,3,7,4,2,6,5]=>[5,2,4,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,6,7,1,4,2,5]=>[1,3,7,5,4,2,6]=>[6,2,5,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,7,1,4,5,2]=>[1,3,7,2,6,5,4]=>[4,2,7,6,5,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,6,7,1,5,2,4]=>[1,3,7,4,2,6,5]=>[5,2,4,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,6,7,1,5,4,2]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,2,1,4,5]=>[1,3,7,5,2,6,4]=>[5,2,7,4,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,7,2,1,5,4]=>[1,3,7,4,2,6,5]=>[5,2,4,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,6,7,2,4,1,5]=>[1,3,7,5,4,2,6]=>[6,2,5,4,7,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,7,2,4,5,1]=>[1,3,7,2,6,5,4]=>[4,2,7,6,5,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,6,7,2,5,1,4]=>[1,3,7,4,2,6,5]=>[5,2,4,7,6,3,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,6,7,2,5,4,1]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,4,1,2,5]=>[1,3,7,5,2,6,4]=>[5,2,7,4,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,7,4,1,5,2]=>[1,3,7,2,6,5,4]=>[4,2,7,6,5,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,6,7,4,2,1,5]=>[1,3,7,5,2,6,4]=>[5,2,7,4,6,3,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,6,7,4,2,5,1]=>[1,3,7,2,6,5,4]=>[4,2,7,6,5,3,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,6,7,4,5,1,2]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,4,5,2,1]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,5,1,2,4]=>[1,3,7,4,5,2,6]=>[6,2,4,5,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,6,7,5,1,4,2]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,5,2,1,4]=>[1,3,7,4,5,2,6]=>[6,2,4,5,7,3,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,6,7,5,2,4,1]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,5,4,1,2]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,6,7,5,4,2,1]=>[1,3,7,2,6,4,5]=>[4,2,6,7,5,3,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,1,2,4,5,6]=>[1,3,2,7,6,5,4]=>[3,2,7,6,5,4,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,7,1,2,4,6,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,1,2,5,4,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,1,2,5,6,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,2,6,4,5]=>[1,3,2,7,5,6,4]=>[3,2,7,5,6,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,1,2,6,5,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,4,2,5,6]=>[1,3,2,7,6,5,4]=>[3,2,7,6,5,4,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,7,1,4,2,6,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,1,4,5,2,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,1,4,5,6,2]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,4,6,2,5]=>[1,3,2,7,5,6,4]=>[3,2,7,5,6,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,1,4,6,5,2]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,5,2,4,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,1,5,2,6,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,5,4,2,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,1,5,4,6,2]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,5,6,2,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,5,6,4,2]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,1,6,2,4,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,1,6,2,5,4]=>[1,3,2,7,4,6,5]=>[3,2,5,7,6,4,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,7,1,6,4,2,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,1,6,4,5,2]=>[1,3,2,7,4,6,5]=>[3,2,5,7,6,4,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,7,1,6,5,2,4]=>[1,3,2,7,4,6,5]=>[3,2,5,7,6,4,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,7,1,6,5,4,2]=>[1,3,2,7,4,6,5]=>[3,2,5,7,6,4,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,7,2,1,4,5,6]=>[1,3,2,7,6,5,4]=>[3,2,7,6,5,4,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,7,2,1,4,6,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,2,1,5,4,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,2,1,5,6,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,2,1,6,4,5]=>[1,3,2,7,5,6,4]=>[3,2,7,5,6,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,2,1,6,5,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,2,4,1,5,6]=>[1,3,2,7,6,5,4]=>[3,2,7,6,5,4,1]=>[[[.,.],[[[[.,.],.],.],.]],.]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[3,7,2,4,1,6,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,2,4,5,1,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,2,4,5,6,1]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,2,4,6,1,5]=>[1,3,2,7,5,6,4]=>[3,2,7,5,6,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,2,4,6,5,1]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,2,5,1,4,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,2,5,1,6,4]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,2,5,4,1,6]=>[1,3,2,7,6,4,5]=>[3,2,6,7,5,4,1]=>[[[.,.],[[[.,[.,.]],.],.]],.]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[3,7,2,5,4,6,1]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
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[3,7,2,5,6,4,1]=>[1,3,2,7,4,5,6]=>[3,2,5,6,7,4,1]=>[[[.,.],[[.,[.,[.,.]]],.]],.]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[3,7,2,6,1,4,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
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[3,7,2,6,4,1,5]=>[1,3,2,7,5,4,6]=>[3,2,6,5,7,4,1]=>[[[.,.],[[[.,.],[.,.]],.]],.]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[3,7,2,6,4,5,1]=>[1,3,2,7,4,6,5]=>[3,2,5,7,6,4,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
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[3,7,2,6,5,4,1]=>[1,3,2,7,4,6,5]=>[3,2,5,7,6,4,1]=>[[[.,.],[[.,[[.,.],.]],.]],.]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[3,7,4,1,2,5,6]=>[1,3,4,2,7,6,5]=>[4,2,3,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
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[3,7,4,1,6,2,5]=>[1,3,4,2,7,5,6]=>[4,2,3,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,7,4,1,6,5,2]=>[1,3,4,2,7,5,6]=>[4,2,3,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,7,4,2,1,5,6]=>[1,3,4,2,7,6,5]=>[4,2,3,7,6,5,1]=>[[[.,.],[.,[[[.,.],.],.]]],.]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
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[3,7,4,2,5,6,1]=>[1,3,4,2,7,5,6]=>[4,2,3,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,7,4,2,6,1,5]=>[1,3,4,2,7,5,6]=>[4,2,3,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,7,4,2,6,5,1]=>[1,3,4,2,7,5,6]=>[4,2,3,6,7,5,1]=>[[[.,.],[.,[[.,[.,.]],.]]],.]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[3,7,4,5,1,2,6]=>[1,3,4,5,2,7,6]=>[5,2,3,4,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,7,4,5,1,6,2]=>[1,3,4,5,2,7,6]=>[5,2,3,4,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,7,4,5,2,1,6]=>[1,3,4,5,2,7,6]=>[5,2,3,4,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,7,4,5,2,6,1]=>[1,3,4,5,2,7,6]=>[5,2,3,4,7,6,1]=>[[[.,.],[.,[.,[[.,.],.]]]],.]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[3,7,4,5,6,1,2]=>[1,3,4,5,6,2,7]=>[6,2,3,4,5,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,7,4,5,6,2,1]=>[1,3,4,5,6,2,7]=>[6,2,3,4,5,7,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[3,7,4,6,1,2,5]=>[1,3,4,6,2,7,5]=>[5,2,3,7,4,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,7,4,6,1,5,2]=>[1,3,4,6,5,2,7]=>[6,2,3,5,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,7,4,6,2,1,5]=>[1,3,4,6,2,7,5]=>[5,2,3,7,4,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,7,4,6,2,5,1]=>[1,3,4,6,5,2,7]=>[6,2,3,5,4,7,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,7,4,6,5,1,2]=>[1,3,4,6,2,7,5]=>[5,2,3,7,4,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,7,4,6,5,2,1]=>[1,3,4,6,2,7,5]=>[5,2,3,7,4,6,1]=>[[[.,.],[.,[[.,.],[.,.]]]],.]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[3,7,5,1,2,4,6]=>[1,3,5,2,7,6,4]=>[4,2,7,3,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,1,2,6,4]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,1,4,2,6]=>[1,3,5,4,2,7,6]=>[5,2,4,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,1,4,6,2]=>[1,3,5,4,2,7,6]=>[5,2,4,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,1,6,2,4]=>[1,3,5,6,2,7,4]=>[5,2,7,3,4,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,1,6,4,2]=>[1,3,5,6,4,2,7]=>[6,2,5,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,2,1,4,6]=>[1,3,5,2,7,6,4]=>[4,2,7,3,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,2,1,6,4]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,2,4,1,6]=>[1,3,5,4,2,7,6]=>[5,2,4,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,2,4,6,1]=>[1,3,5,4,2,7,6]=>[5,2,4,3,7,6,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,2,6,1,4]=>[1,3,5,6,2,7,4]=>[5,2,7,3,4,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,2,6,4,1]=>[1,3,5,6,4,2,7]=>[6,2,5,3,4,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,4,1,2,6]=>[1,3,5,2,7,6,4]=>[4,2,7,3,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,4,1,6,2]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,4,2,1,6]=>[1,3,5,2,7,6,4]=>[4,2,7,3,6,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,4,2,6,1]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,4,6,1,2]=>[1,3,5,6,2,7,4]=>[5,2,7,3,4,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,4,6,2,1]=>[1,3,5,6,2,7,4]=>[5,2,7,3,4,6,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,6,1,2,4]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,6,1,4,2]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,6,2,1,4]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,6,2,4,1]=>[1,3,5,2,7,4,6]=>[4,2,6,3,7,5,1]=>[[[.,.],[[.,.],[[.,.],.]]],.]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[3,7,5,6,4,1,2]=>[1,3,5,4,6,2,7]=>[6,2,4,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,5,6,4,2,1]=>[1,3,5,4,6,2,7]=>[6,2,4,3,5,7,1]=>[[[.,.],[[.,.],[.,[.,.]]]],.]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[3,7,6,1,2,4,5]=>[1,3,6,4,2,7,5]=>[5,2,4,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,1,2,5,4]=>[1,3,6,5,2,7,4]=>[5,2,7,4,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,1,4,2,5]=>[1,3,6,2,7,5,4]=>[4,2,7,6,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,1,4,5,2]=>[1,3,6,5,4,2,7]=>[6,2,5,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,1,5,2,4]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,1,5,4,2]=>[1,3,6,4,2,7,5]=>[5,2,4,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,2,1,4,5]=>[1,3,6,4,2,7,5]=>[5,2,4,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,2,1,5,4]=>[1,3,6,5,2,7,4]=>[5,2,7,4,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,2,4,1,5]=>[1,3,6,2,7,5,4]=>[4,2,7,6,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,2,4,5,1]=>[1,3,6,5,4,2,7]=>[6,2,5,4,3,7,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,2,5,1,4]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,2,5,4,1]=>[1,3,6,4,2,7,5]=>[5,2,4,7,3,6,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,4,1,2,5]=>[1,3,6,2,7,5,4]=>[4,2,7,6,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,4,1,5,2]=>[1,3,6,5,2,7,4]=>[5,2,7,4,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,4,2,1,5]=>[1,3,6,2,7,5,4]=>[4,2,7,6,3,5,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,4,2,5,1]=>[1,3,6,5,2,7,4]=>[5,2,7,4,3,6,1]=>[[[.,.],[[[.,.],.],[.,.]]],.]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[3,7,6,4,5,1,2]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,4,5,2,1]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,5,1,2,4]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,5,1,4,2]=>[1,3,6,4,5,2,7]=>[6,2,4,5,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,5,2,1,4]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,5,2,4,1]=>[1,3,6,4,5,2,7]=>[6,2,4,5,3,7,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,5,4,1,2]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[3,7,6,5,4,2,1]=>[1,3,6,2,7,4,5]=>[4,2,6,7,3,5,1]=>[[[.,.],[[.,[.,.]],[.,.]]],.]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[4,1,2,3,5,6,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,3,5,7,6]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,3,6,5,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,3,6,7,5]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,3,7,5,6]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,2,3,7,6,5]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,2,5,3,6,7]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,5,3,7,6]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,5,6,3,7]=>[1,4,5,6,3,2,7]=>[6,5,2,3,4,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,5,6,7,3]=>[1,4,5,6,7,3,2]=>[7,6,2,3,4,5,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,2,5,7,3,6]=>[1,4,5,7,6,3,2]=>[7,6,2,3,5,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,2,5,7,6,3]=>[1,4,5,7,3,2,6]=>[6,5,2,3,7,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,2,6,3,5,7]=>[1,4,6,5,3,2,7]=>[6,5,2,4,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,2,6,3,7,5]=>[1,4,6,7,5,3,2]=>[7,6,2,5,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,2,6,5,3,7]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,2,6,5,7,3]=>[1,4,6,7,3,2,5]=>[6,5,2,7,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,2,6,7,3,5]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,2,6,7,5,3]=>[1,4,6,5,7,3,2]=>[7,6,2,4,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,2,7,3,5,6]=>[1,4,7,6,5,3,2]=>[7,6,2,5,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,2,7,3,6,5]=>[1,4,7,5,3,2,6]=>[6,5,2,4,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,2,7,5,3,6]=>[1,4,7,6,3,2,5]=>[6,5,2,7,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,2,7,5,6,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,2,7,6,3,5]=>[1,4,7,5,6,3,2]=>[7,6,2,4,5,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,2,7,6,5,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,3,2,5,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,2,5,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,2,6,5,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,2,6,7,5]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,2,7,5,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,3,2,7,6,5]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,3,5,2,6,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,5,2,7,6]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,5,6,2,7]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,5,6,7,2]=>[1,4,5,6,7,2,3]=>[6,7,2,3,4,5,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,3,5,7,2,6]=>[1,4,5,7,6,2,3]=>[6,7,2,3,5,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,3,5,7,6,2]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,3,6,2,5,7]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,3,6,2,7,5]=>[1,4,6,7,5,2,3]=>[6,7,2,5,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,3,6,5,2,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,3,6,5,7,2]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,3,6,7,2,5]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,3,6,7,5,2]=>[1,4,6,5,7,2,3]=>[6,7,2,4,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,3,7,2,5,6]=>[1,4,7,6,5,2,3]=>[6,7,2,5,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,3,7,2,6,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,3,7,5,2,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,3,7,5,6,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,3,7,6,2,5]=>[1,4,7,5,6,2,3]=>[6,7,2,4,5,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,3,7,6,5,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,5,2,3,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,5,2,3,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,5,2,6,3,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,5,2,6,7,3]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,5,2,7,3,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,5,2,7,6,3]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,5,3,2,6,7]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,5,3,2,7,6]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,5,3,6,2,7]=>[1,4,3,5,6,2,7]=>[6,3,2,4,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,5,3,6,7,2]=>[1,4,3,5,6,7,2]=>[7,3,2,4,5,6,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,5,3,7,2,6]=>[1,4,3,5,7,6,2]=>[7,3,2,4,6,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,5,3,7,6,2]=>[1,4,3,5,7,2,6]=>[6,3,2,4,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,5,6,2,3,7]=>[1,4,6,3,5,2,7]=>[6,4,2,5,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,5,6,2,7,3]=>[1,4,6,7,3,5,2]=>[7,5,2,6,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,5,6,3,2,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,5,6,3,7,2]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,5,6,7,2,3]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,5,6,7,3,2]=>[1,4,6,3,5,7,2]=>[7,4,2,5,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,5,7,2,3,6]=>[1,4,7,6,3,5,2]=>[7,5,2,6,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,5,7,2,6,3]=>[1,4,7,3,5,2,6]=>[6,4,2,5,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,5,7,3,2,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,5,7,3,6,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,5,7,6,2,3]=>[1,4,7,3,5,6,2]=>[7,4,2,5,6,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,5,7,6,3,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,6,2,3,5,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,6,2,3,7,5]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,6,2,5,3,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,6,2,5,7,3]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,6,2,7,3,5]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,6,2,7,5,3]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,6,3,2,5,7]=>[1,4,3,6,5,2,7]=>[6,3,2,5,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,6,3,2,7,5]=>[1,4,3,6,7,5,2]=>[7,3,2,6,4,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,6,3,5,2,7]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,6,3,5,7,2]=>[1,4,3,6,7,2,5]=>[6,3,2,7,4,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,6,3,7,2,5]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,6,3,7,5,2]=>[1,4,3,6,5,7,2]=>[7,3,2,5,4,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,6,5,2,3,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,6,5,2,7,3]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,6,5,3,2,7]=>[1,4,5,3,6,2,7]=>[6,4,2,3,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,6,5,3,7,2]=>[1,4,5,3,6,7,2]=>[7,4,2,3,5,6,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,6,5,7,2,3]=>[1,4,5,7,3,6,2]=>[7,5,2,3,6,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,6,5,7,3,2]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,6,7,2,3,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,6,7,2,5,3]=>[1,4,7,3,6,5,2]=>[7,4,2,6,5,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,6,7,3,2,5]=>[1,4,7,5,3,6,2]=>[7,5,2,4,6,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,6,7,3,5,2]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,6,7,5,2,3]=>[1,4,7,3,6,2,5]=>[6,4,2,7,5,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,6,7,5,3,2]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,2,3,5,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,2,3,6,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,2,5,3,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,2,5,6,3]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,2,6,3,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,2,6,5,3]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,3,2,5,6]=>[1,4,3,7,6,5,2]=>[7,3,2,6,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,3,2,6,5]=>[1,4,3,7,5,2,6]=>[6,3,2,5,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,3,5,2,6]=>[1,4,3,7,6,2,5]=>[6,3,2,7,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,3,5,6,2]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,3,6,2,5]=>[1,4,3,7,5,6,2]=>[7,3,2,5,6,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,3,6,5,2]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,5,2,3,6]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,7,5,2,6,3]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,1,7,5,3,2,6]=>[1,4,5,3,7,6,2]=>[7,4,2,3,6,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,7,5,3,6,2]=>[1,4,5,3,7,2,6]=>[6,4,2,3,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,1,7,5,6,2,3]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,1,7,5,6,3,2]=>[1,4,5,6,3,7,2]=>[7,5,2,3,4,6,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,1,7,6,2,3,5]=>[1,4,6,3,7,5,2]=>[7,4,2,6,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,7,6,2,5,3]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,7,6,3,2,5]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,7,6,3,5,2]=>[1,4,6,5,3,7,2]=>[7,5,2,4,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,1,7,6,5,2,3]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,1,7,6,5,3,2]=>[1,4,6,3,7,2,5]=>[6,4,2,7,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,3,5,6,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,3,5,7,6]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,3,6,5,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,3,6,7,5]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,3,7,5,6]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,1,3,7,6,5]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,1,5,3,6,7]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,5,3,7,6]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,5,6,3,7]=>[1,4,5,6,3,2,7]=>[6,5,2,3,4,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,5,6,7,3]=>[1,4,5,6,7,3,2]=>[7,6,2,3,4,5,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,1,5,7,3,6]=>[1,4,5,7,6,3,2]=>[7,6,2,3,5,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,1,5,7,6,3]=>[1,4,5,7,3,2,6]=>[6,5,2,3,7,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,1,6,3,5,7]=>[1,4,6,5,3,2,7]=>[6,5,2,4,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,6,3,7,5]=>[1,4,6,7,5,3,2]=>[7,6,2,5,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,6,5,3,7]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,6,5,7,3]=>[1,4,6,7,3,2,5]=>[6,5,2,7,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,6,7,3,5]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,6,7,5,3]=>[1,4,6,5,7,3,2]=>[7,6,2,4,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,7,3,5,6]=>[1,4,7,6,5,3,2]=>[7,6,2,5,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,1,7,3,6,5]=>[1,4,7,5,3,2,6]=>[6,5,2,4,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,1,7,5,3,6]=>[1,4,7,6,3,2,5]=>[6,5,2,7,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,1,7,5,6,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,1,7,6,3,5]=>[1,4,7,5,6,3,2]=>[7,6,2,4,5,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,1,7,6,5,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,3,1,5,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,1,5,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,1,6,5,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,1,6,7,5]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,1,7,5,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,3,1,7,6,5]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,3,5,1,6,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,5,1,7,6]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,5,6,1,7]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,5,6,7,1]=>[1,4,5,6,7,2,3]=>[6,7,2,3,4,5,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,3,5,7,1,6]=>[1,4,5,7,6,2,3]=>[6,7,2,3,5,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,3,5,7,6,1]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,3,6,1,5,7]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,6,1,7,5]=>[1,4,6,7,5,2,3]=>[6,7,2,5,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,6,5,1,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,6,5,7,1]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,6,7,1,5]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,6,7,5,1]=>[1,4,6,5,7,2,3]=>[6,7,2,4,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,7,1,5,6]=>[1,4,7,6,5,2,3]=>[6,7,2,5,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,3,7,1,6,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,3,7,5,1,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,3,7,5,6,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,3,7,6,1,5]=>[1,4,7,5,6,2,3]=>[6,7,2,4,5,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,3,7,6,5,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,5,1,3,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,5,1,3,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,5,1,6,3,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,5,1,6,7,3]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,5,1,7,3,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,5,1,7,6,3]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,5,3,1,6,7]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,5,3,1,7,6]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,5,3,6,1,7]=>[1,4,3,5,6,2,7]=>[6,3,2,4,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,5,3,6,7,1]=>[1,4,3,5,6,7,2]=>[7,3,2,4,5,6,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,5,3,7,1,6]=>[1,4,3,5,7,6,2]=>[7,3,2,4,6,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,5,3,7,6,1]=>[1,4,3,5,7,2,6]=>[6,3,2,4,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,5,6,1,3,7]=>[1,4,6,3,5,2,7]=>[6,4,2,5,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,5,6,1,7,3]=>[1,4,6,7,3,5,2]=>[7,5,2,6,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,5,6,3,1,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,5,6,3,7,1]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,5,6,7,1,3]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,5,6,7,3,1]=>[1,4,6,3,5,7,2]=>[7,4,2,5,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,5,7,1,3,6]=>[1,4,7,6,3,5,2]=>[7,5,2,6,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,5,7,1,6,3]=>[1,4,7,3,5,2,6]=>[6,4,2,5,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,5,7,3,1,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,5,7,3,6,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,5,7,6,1,3]=>[1,4,7,3,5,6,2]=>[7,4,2,5,6,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,5,7,6,3,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,6,1,3,5,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,6,1,3,7,5]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,6,1,5,3,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,6,1,5,7,3]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,6,1,7,3,5]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,6,1,7,5,3]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,6,3,1,5,7]=>[1,4,3,6,5,2,7]=>[6,3,2,5,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,6,3,1,7,5]=>[1,4,3,6,7,5,2]=>[7,3,2,6,4,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,6,3,5,1,7]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,6,3,5,7,1]=>[1,4,3,6,7,2,5]=>[6,3,2,7,4,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,6,3,7,1,5]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,6,3,7,5,1]=>[1,4,3,6,5,7,2]=>[7,3,2,5,4,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,6,5,1,3,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,6,5,1,7,3]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,6,5,3,1,7]=>[1,4,5,3,6,2,7]=>[6,4,2,3,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,6,5,3,7,1]=>[1,4,5,3,6,7,2]=>[7,4,2,3,5,6,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,6,5,7,1,3]=>[1,4,5,7,3,6,2]=>[7,5,2,3,6,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,6,5,7,3,1]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,6,7,1,3,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,6,7,1,5,3]=>[1,4,7,3,6,5,2]=>[7,4,2,6,5,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,6,7,3,1,5]=>[1,4,7,5,3,6,2]=>[7,5,2,4,6,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,6,7,3,5,1]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,6,7,5,1,3]=>[1,4,7,3,6,2,5]=>[6,4,2,7,5,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,6,7,5,3,1]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,7,1,3,5,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,7,1,3,6,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,7,1,5,3,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,2,7,1,5,6,3]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,7,1,6,3,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,7,1,6,5,3]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,7,3,1,5,6]=>[1,4,3,7,6,5,2]=>[7,3,2,6,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,7,3,1,6,5]=>[1,4,3,7,5,2,6]=>[6,3,2,5,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,7,3,5,1,6]=>[1,4,3,7,6,2,5]=>[6,3,2,7,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,2,7,3,5,6,1]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,7,3,6,1,5]=>[1,4,3,7,5,6,2]=>[7,3,2,5,6,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,7,3,6,5,1]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,2,7,5,1,3,6]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,7,5,1,6,3]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,2,7,5,3,1,6]=>[1,4,5,3,7,6,2]=>[7,4,2,3,6,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,7,5,3,6,1]=>[1,4,5,3,7,2,6]=>[6,4,2,3,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,2,7,5,6,1,3]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,2,7,5,6,3,1]=>[1,4,5,6,3,7,2]=>[7,5,2,3,4,6,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,2,7,6,1,3,5]=>[1,4,6,3,7,5,2]=>[7,4,2,6,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,6,1,5,3]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,3,1,5]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,3,5,1]=>[1,4,6,5,3,7,2]=>[7,5,2,4,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,6,5,1,3]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,5,3,1]=>[1,4,6,3,7,2,5]=>[6,4,2,7,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,3,1,2,5,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,2,5,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,2,6,5,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,2,6,7,5]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,2,7,5,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,2,7,6,5]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,5,2,6,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,5,2,7,6]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,5,6,2,7]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,5,6,7,2]=>[1,4,5,6,7,2,3]=>[6,7,2,3,4,5,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,1,5,7,2,6]=>[1,4,5,7,6,2,3]=>[6,7,2,3,5,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,5,7,6,2]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,6,2,5,7]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,6,2,7,5]=>[1,4,6,7,5,2,3]=>[6,7,2,5,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,6,5,2,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,6,5,7,2]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,6,7,2,5]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,6,7,5,2]=>[1,4,6,5,7,2,3]=>[6,7,2,4,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,7,2,5,6]=>[1,4,7,6,5,2,3]=>[6,7,2,5,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,1,7,2,6,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,1,7,5,2,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,1,7,5,6,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,1,7,6,2,5]=>[1,4,7,5,6,2,3]=>[6,7,2,4,5,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,1,7,6,5,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,2,1,5,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,1,5,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,1,6,5,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,1,6,7,5]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,1,7,5,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,2,1,7,6,5]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,2,5,1,6,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,5,1,7,6]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,5,6,1,7]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,5,6,7,1]=>[1,4,5,6,7,2,3]=>[6,7,2,3,4,5,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,5,7,1,6]=>[1,4,5,7,6,2,3]=>[6,7,2,3,5,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,2,5,7,6,1]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,2,6,1,5,7]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,2,6,1,7,5]=>[1,4,6,7,5,2,3]=>[6,7,2,5,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,2,6,5,1,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,2,6,5,7,1]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,2,6,7,1,5]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,2,6,7,5,1]=>[1,4,6,5,7,2,3]=>[6,7,2,4,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,2,7,1,5,6]=>[1,4,7,6,5,2,3]=>[6,7,2,5,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,2,7,1,6,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,2,7,5,1,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,2,7,5,6,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,2,7,6,1,5]=>[1,4,7,5,6,2,3]=>[6,7,2,4,5,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,2,7,6,5,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,5,1,2,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,1,2,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,1,6,2,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,1,6,7,2]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,1,7,2,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,5,1,7,6,2]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,5,2,1,6,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,2,1,7,6]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,2,6,1,7]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,2,6,7,1]=>[1,4,2,3,5,6,7]=>[3,4,2,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,2,7,1,6]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,5,2,7,6,1]=>[1,4,2,3,5,7,6]=>[3,4,2,5,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,5,6,1,2,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,5,6,1,7,2]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,5,6,2,1,7]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,5,6,2,7,1]=>[1,4,6,7,2,3,5]=>[5,6,2,7,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,5,6,7,1,2]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,5,6,7,2,1]=>[1,4,6,2,3,5,7]=>[4,5,2,6,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,5,7,1,2,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,5,7,1,6,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,5,7,2,1,6]=>[1,4,7,6,2,3,5]=>[5,6,2,7,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,5,7,2,6,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,5,7,6,1,2]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,5,7,6,2,1]=>[1,4,7,2,3,5,6]=>[4,5,2,6,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,6,1,2,5,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,1,2,7,5]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,1,5,2,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,1,5,7,2]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,1,7,2,5]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,1,7,5,2]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,2,1,5,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,2,1,7,5]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,2,5,1,7]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,2,5,7,1]=>[1,4,2,3,6,7,5]=>[3,4,2,7,5,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,2,7,1,5]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,2,7,5,1]=>[1,4,2,3,6,5,7]=>[3,4,2,6,5,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,6,5,1,2,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,6,5,1,7,2]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,6,5,2,1,7]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,6,5,2,7,1]=>[1,4,5,2,3,6,7]=>[4,5,2,3,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,6,5,7,1,2]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,6,5,7,2,1]=>[1,4,5,7,2,3,6]=>[5,6,2,3,7,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,6,7,1,2,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,6,7,1,5,2]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,6,7,2,1,5]=>[1,4,7,5,2,3,6]=>[5,6,2,4,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,6,7,2,5,1]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,6,7,5,1,2]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,6,7,5,2,1]=>[1,4,7,2,3,6,5]=>[4,5,2,7,6,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,7,1,2,5,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,7,1,2,6,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,1,5,2,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,7,1,5,6,2]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,1,6,2,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,1,6,5,2]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,2,1,5,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,7,2,1,6,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,2,5,1,6]=>[1,4,2,3,7,6,5]=>[3,4,2,7,6,5,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,3,7,2,5,6,1]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,2,6,1,5]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,2,6,5,1]=>[1,4,2,3,7,5,6]=>[3,4,2,6,7,5,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,3,7,5,1,2,6]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,5,1,6,2]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,5,2,1,6]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,5,2,6,1]=>[1,4,5,2,3,7,6]=>[4,5,2,3,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,5,6,1,2]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,5,6,2,1]=>[1,4,5,6,2,3,7]=>[5,6,2,3,4,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,6,1,2,5]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,7,6,1,5,2]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,7,6,2,1,5]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,7,6,2,5,1]=>[1,4,6,5,2,3,7]=>[5,6,2,4,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,7,6,5,1,2]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,7,6,5,2,1]=>[1,4,6,2,3,7,5]=>[4,5,2,7,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,1,2,3,6,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,1,2,3,7,6]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,1,2,6,3,7]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,1,2,6,7,3]=>[1,4,2,5,6,7,3]=>[3,7,2,4,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,1,2,7,3,6]=>[1,4,2,5,7,6,3]=>[3,7,2,4,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,1,2,7,6,3]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,1,3,2,6,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,1,3,2,7,6]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,1,3,6,2,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,1,3,6,7,2]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,1,3,7,2,6]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,5,1,3,7,6,2]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,5,1,6,2,3,7]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,1,6,2,7,3]=>[1,4,6,7,3,2,5]=>[6,5,2,7,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,1,6,3,2,7]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,1,6,3,7,2]=>[1,4,6,7,2,5,3]=>[5,7,2,6,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,1,6,7,2,3]=>[1,4,6,2,5,7,3]=>[4,7,2,5,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,1,6,7,3,2]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,1,7,2,3,6]=>[1,4,7,6,3,2,5]=>[6,5,2,7,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,5,1,7,2,6,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,1,7,3,2,6]=>[1,4,7,6,2,5,3]=>[5,7,2,6,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,5,1,7,3,6,2]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,1,7,6,2,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,1,7,6,3,2]=>[1,4,7,2,5,6,3]=>[4,7,2,5,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,2,1,3,6,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,2,1,3,7,6]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,2,1,6,3,7]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,2,1,6,7,3]=>[1,4,2,5,6,7,3]=>[3,7,2,4,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,2,1,7,3,6]=>[1,4,2,5,7,6,3]=>[3,7,2,4,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,2,1,7,6,3]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,2,3,1,6,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,2,3,1,7,6]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,2,3,6,1,7]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,2,3,6,7,1]=>[1,4,3,2,5,6,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,5,2,3,7,1,6]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,5,2,3,7,6,1]=>[1,4,3,2,5,7,6]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,5,2,6,1,3,7]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,2,6,1,7,3]=>[1,4,6,7,3,2,5]=>[6,5,2,7,3,4,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,2,6,3,1,7]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,2,6,3,7,1]=>[1,4,6,7,2,5,3]=>[5,7,2,6,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,2,6,7,1,3]=>[1,4,6,2,5,7,3]=>[4,7,2,5,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,2,6,7,3,1]=>[1,4,6,3,2,5,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,2,7,1,3,6]=>[1,4,7,6,3,2,5]=>[6,5,2,7,4,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,5,2,7,1,6,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,2,7,3,1,6]=>[1,4,7,6,2,5,3]=>[5,7,2,6,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,5,2,7,3,6,1]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,2,7,6,1,3]=>[1,4,7,3,2,5,6]=>[5,4,2,6,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,2,7,6,3,1]=>[1,4,7,2,5,6,3]=>[4,7,2,5,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,3,1,2,6,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,1,2,7,6]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,1,6,2,7]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,1,6,7,2]=>[1,4,2,5,6,7,3]=>[3,7,2,4,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,1,7,2,6]=>[1,4,2,5,7,6,3]=>[3,7,2,4,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,3,1,7,6,2]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,3,2,1,6,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,2,1,7,6]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,2,6,1,7]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,2,6,7,1]=>[1,4,2,5,6,7,3]=>[3,7,2,4,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,3,2,7,1,6]=>[1,4,2,5,7,6,3]=>[3,7,2,4,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,3,2,7,6,1]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,3,6,1,2,7]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,3,6,1,7,2]=>[1,4,6,7,2,5,3]=>[5,7,2,6,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,3,6,2,1,7]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,3,6,2,7,1]=>[1,4,6,7,2,5,3]=>[5,7,2,6,3,4,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,3,6,7,1,2]=>[1,4,6,2,5,7,3]=>[4,7,2,5,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,3,6,7,2,1]=>[1,4,6,2,5,7,3]=>[4,7,2,5,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,3,7,1,2,6]=>[1,4,7,6,2,5,3]=>[5,7,2,6,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,5,3,7,1,6,2]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,3,7,2,1,6]=>[1,4,7,6,2,5,3]=>[5,7,2,6,4,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,5,3,7,2,6,1]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,3,7,6,1,2]=>[1,4,7,2,5,6,3]=>[4,7,2,5,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,3,7,6,2,1]=>[1,4,7,2,5,6,3]=>[4,7,2,5,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,6,1,2,3,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,1,2,7,3]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,1,3,2,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,1,3,7,2]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,1,7,2,3]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,6,1,7,3,2]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,6,2,1,3,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,2,1,7,3]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,2,3,1,7]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,2,3,7,1]=>[1,4,2,5,3,6,7]=>[3,5,2,4,6,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,6,2,7,1,3]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,6,2,7,3,1]=>[1,4,2,5,7,3,6]=>[3,6,2,4,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,6,3,1,2,7]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,6,3,1,7,2]=>[1,4,3,6,7,2,5]=>[6,3,2,7,4,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,6,3,2,1,7]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,6,3,2,7,1]=>[1,4,3,6,7,2,5]=>[6,3,2,7,4,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,6,3,7,1,2]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,6,3,7,2,1]=>[1,4,3,6,2,5,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,6,7,1,2,3]=>[1,4,7,3,6,2,5]=>[6,4,2,7,5,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,5,6,7,1,3,2]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,6,7,2,1,3]=>[1,4,7,3,6,2,5]=>[6,4,2,7,5,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,5,6,7,2,3,1]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,6,7,3,1,2]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,6,7,3,2,1]=>[1,4,7,2,5,3,6]=>[4,6,2,5,7,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,5,7,1,2,3,6]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,1,2,6,3]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,1,3,2,6]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,1,3,6,2]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,1,6,2,3]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,7,1,6,3,2]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,7,2,1,3,6]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,2,1,6,3]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,2,3,1,6]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,2,3,6,1]=>[1,4,2,5,3,7,6]=>[3,5,2,4,7,6,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,5,7,2,6,1,3]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,7,2,6,3,1]=>[1,4,2,5,6,3,7]=>[3,6,2,4,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,7,3,1,2,6]=>[1,4,3,7,6,2,5]=>[6,3,2,7,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,5,7,3,1,6,2]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,7,3,2,1,6]=>[1,4,3,7,6,2,5]=>[6,3,2,7,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,5,7,3,2,6,1]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,7,3,6,1,2]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,7,3,6,2,1]=>[1,4,3,7,2,5,6]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,5,7,6,1,2,3]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,7,6,1,3,2]=>[1,4,6,3,7,2,5]=>[6,4,2,7,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,7,6,2,1,3]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,7,6,2,3,1]=>[1,4,6,3,7,2,5]=>[6,4,2,7,3,5,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,5,7,6,3,1,2]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,5,7,6,3,2,1]=>[1,4,6,2,5,3,7]=>[4,6,2,5,3,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,2,3,5,7]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,2,3,7,5]=>[1,4,2,6,7,5,3]=>[3,7,2,6,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,2,5,3,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,2,5,7,3]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,2,7,3,5]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,2,7,5,3]=>[1,4,2,6,5,7,3]=>[3,7,2,5,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,1,3,2,5,7]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,1,3,2,7,5]=>[1,4,3,2,6,7,5]=>[4,3,2,7,5,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,1,3,5,2,7]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,1,3,5,7,2]=>[1,4,3,2,6,7,5]=>[4,3,2,7,5,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,1,3,7,2,5]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,1,3,7,5,2]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,1,5,2,3,7]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,1,5,2,7,3]=>[1,4,5,2,6,7,3]=>[4,7,2,3,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,1,5,3,2,7]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,1,5,3,7,2]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,1,5,7,2,3]=>[1,4,5,7,3,2,6]=>[6,5,2,3,7,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,6,1,5,7,3,2]=>[1,4,5,7,2,6,3]=>[5,7,2,3,6,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,6,1,7,2,3,5]=>[1,4,7,5,2,6,3]=>[5,7,2,4,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,6,1,7,2,5,3]=>[1,4,7,3,2,6,5]=>[5,4,2,7,6,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,1,7,3,2,5]=>[1,4,7,5,3,2,6]=>[6,5,2,4,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,6,1,7,3,5,2]=>[1,4,7,2,6,5,3]=>[4,7,2,6,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,1,7,5,2,3]=>[1,4,7,3,2,6,5]=>[5,4,2,7,6,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,1,7,5,3,2]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,2,1,3,5,7]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,2,1,3,7,5]=>[1,4,2,6,7,5,3]=>[3,7,2,6,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,2,1,5,3,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,2,1,5,7,3]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,2,1,7,3,5]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,2,1,7,5,3]=>[1,4,2,6,5,7,3]=>[3,7,2,5,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,2,3,1,5,7]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,2,3,1,7,5]=>[1,4,3,2,6,7,5]=>[4,3,2,7,5,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,2,3,5,1,7]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,2,3,5,7,1]=>[1,4,3,2,6,7,5]=>[4,3,2,7,5,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,2,3,7,1,5]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,2,3,7,5,1]=>[1,4,3,2,6,5,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,6,2,5,1,3,7]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,2,5,1,7,3]=>[1,4,5,2,6,7,3]=>[4,7,2,3,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,2,5,3,1,7]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,2,5,3,7,1]=>[1,4,5,3,2,6,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,2,5,7,1,3]=>[1,4,5,7,3,2,6]=>[6,5,2,3,7,4,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,6,2,5,7,3,1]=>[1,4,5,7,2,6,3]=>[5,7,2,3,6,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,6,2,7,1,3,5]=>[1,4,7,5,2,6,3]=>[5,7,2,4,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,6,2,7,1,5,3]=>[1,4,7,3,2,6,5]=>[5,4,2,7,6,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,2,7,3,1,5]=>[1,4,7,5,3,2,6]=>[6,5,2,4,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,6,2,7,3,5,1]=>[1,4,7,2,6,5,3]=>[4,7,2,6,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,2,7,5,1,3]=>[1,4,7,3,2,6,5]=>[5,4,2,7,6,3,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,2,7,5,3,1]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,3,1,2,5,7]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,1,2,7,5]=>[1,4,2,6,7,5,3]=>[3,7,2,6,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,1,5,2,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,1,5,7,2]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,1,7,2,5]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,1,7,5,2]=>[1,4,2,6,5,7,3]=>[3,7,2,5,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,2,1,5,7]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,2,1,7,5]=>[1,4,2,6,7,5,3]=>[3,7,2,6,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,2,5,1,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,2,5,7,1]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,2,7,1,5]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,2,7,5,1]=>[1,4,2,6,5,7,3]=>[3,7,2,5,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,3,5,1,2,7]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,3,5,1,7,2]=>[1,4,5,2,6,7,3]=>[4,7,2,3,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,3,5,2,1,7]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,3,5,2,7,1]=>[1,4,5,2,6,7,3]=>[4,7,2,3,5,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,3,5,7,1,2]=>[1,4,5,7,2,6,3]=>[5,7,2,3,6,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,6,3,5,7,2,1]=>[1,4,5,7,2,6,3]=>[5,7,2,3,6,4,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,6,3,7,1,2,5]=>[1,4,7,5,2,6,3]=>[5,7,2,4,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,6,3,7,1,5,2]=>[1,4,7,2,6,5,3]=>[4,7,2,6,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,3,7,2,1,5]=>[1,4,7,5,2,6,3]=>[5,7,2,4,6,3,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,6,3,7,2,5,1]=>[1,4,7,2,6,5,3]=>[4,7,2,6,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,3,7,5,1,2]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,3,7,5,2,1]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,5,1,2,3,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,1,2,7,3]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,1,3,2,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,1,3,7,2]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,1,7,2,3]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,1,7,3,2]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,2,1,3,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,2,1,7,3]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,2,3,1,7]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,2,3,7,1]=>[1,4,2,6,7,3,5]=>[3,6,2,7,4,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,2,7,1,3]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,2,7,3,1]=>[1,4,2,6,3,5,7]=>[3,5,2,6,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,5,3,1,2,7]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,5,3,1,7,2]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,5,3,2,1,7]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,5,3,2,7,1]=>[1,4,3,5,2,6,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,6,5,3,7,1,2]=>[1,4,3,5,7,2,6]=>[6,3,2,4,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,6,5,3,7,2,1]=>[1,4,3,5,7,2,6]=>[6,3,2,4,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,6,5,7,1,2,3]=>[1,4,7,3,5,2,6]=>[6,4,2,5,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,6,5,7,1,3,2]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,5,7,2,1,3]=>[1,4,7,3,5,2,6]=>[6,4,2,5,7,3,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,6,5,7,2,3,1]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,5,7,3,1,2]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,5,7,3,2,1]=>[1,4,7,2,6,3,5]=>[4,6,2,7,5,3,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,6,7,1,2,3,5]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,1,2,5,3]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,1,3,2,5]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,1,3,5,2]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,1,5,2,3]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,1,5,3,2]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,2,1,3,5]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,2,1,5,3]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,2,3,1,5]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,2,3,5,1]=>[1,4,2,6,5,3,7]=>[3,6,2,5,4,7,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,2,5,1,3]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,2,5,3,1]=>[1,4,2,6,3,7,5]=>[3,5,2,7,4,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,6,7,3,1,2,5]=>[1,4,3,7,5,2,6]=>[6,3,2,5,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,6,7,3,1,5,2]=>[1,4,3,7,2,6,5]=>[5,3,2,7,6,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,7,3,2,1,5]=>[1,4,3,7,5,2,6]=>[6,3,2,5,7,4,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,6,7,3,2,5,1]=>[1,4,3,7,2,6,5]=>[5,3,2,7,6,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,7,3,5,1,2]=>[1,4,3,7,2,6,5]=>[5,3,2,7,6,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,7,3,5,2,1]=>[1,4,3,7,2,6,5]=>[5,3,2,7,6,4,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,6,7,5,1,2,3]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,1,3,2]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,2,1,3]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,2,3,1]=>[1,4,5,2,6,3,7]=>[4,6,2,3,5,7,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,3,1,2]=>[1,4,5,3,7,2,6]=>[6,4,2,3,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,6,7,5,3,2,1]=>[1,4,5,3,7,2,6]=>[6,4,2,3,7,5,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,1,2,3,5,6]=>[1,4,2,7,6,5,3]=>[3,7,2,6,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,2,3,6,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,2,5,3,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,2,5,6,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,2,6,3,5]=>[1,4,2,7,5,6,3]=>[3,7,2,5,6,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,2,6,5,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,3,2,5,6]=>[1,4,3,2,7,6,5]=>[4,3,2,7,6,5,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,3,2,6,5]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,3,5,2,6]=>[1,4,3,2,7,6,5]=>[4,3,2,7,6,5,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,3,5,6,2]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,3,6,2,5]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,3,6,5,2]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,5,2,3,6]=>[1,4,5,2,7,6,3]=>[4,7,2,3,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,1,5,2,6,3]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,1,5,3,2,6]=>[1,4,5,3,2,7,6]=>[5,4,2,3,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,1,5,3,6,2]=>[1,4,5,3,2,7,6]=>[5,4,2,3,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,1,5,6,2,3]=>[1,4,5,6,2,7,3]=>[5,7,2,3,4,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,1,5,6,3,2]=>[1,4,5,6,3,2,7]=>[6,5,2,3,4,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,1,6,2,3,5]=>[1,4,6,3,2,7,5]=>[5,4,2,7,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,1,6,2,5,3]=>[1,4,6,5,2,7,3]=>[5,7,2,4,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,1,6,3,2,5]=>[1,4,6,2,7,5,3]=>[4,7,2,6,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,1,6,3,5,2]=>[1,4,6,5,3,2,7]=>[6,5,2,4,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,1,6,5,2,3]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,1,6,5,3,2]=>[1,4,6,3,2,7,5]=>[5,4,2,7,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,1,3,5,6]=>[1,4,2,7,6,5,3]=>[3,7,2,6,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,2,1,3,6,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,2,1,5,3,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,2,1,5,6,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,2,1,6,3,5]=>[1,4,2,7,5,6,3]=>[3,7,2,5,6,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,2,1,6,5,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,2,3,1,5,6]=>[1,4,3,2,7,6,5]=>[4,3,2,7,6,5,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,2,3,1,6,5]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,2,3,5,1,6]=>[1,4,3,2,7,6,5]=>[4,3,2,7,6,5,1]=>[[[[.,.],.],[[[.,.],.],.]],.]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,2,3,5,6,1]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,2,3,6,1,5]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,2,3,6,5,1]=>[1,4,3,2,7,5,6]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],[[.,[.,.]],.]],.]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,2,5,1,3,6]=>[1,4,5,2,7,6,3]=>[4,7,2,3,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,2,5,1,6,3]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,2,5,3,1,6]=>[1,4,5,3,2,7,6]=>[5,4,2,3,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,2,5,3,6,1]=>[1,4,5,3,2,7,6]=>[5,4,2,3,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,2,5,6,1,3]=>[1,4,5,6,2,7,3]=>[5,7,2,3,4,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,2,5,6,3,1]=>[1,4,5,6,3,2,7]=>[6,5,2,3,4,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,2,6,1,3,5]=>[1,4,6,3,2,7,5]=>[5,4,2,7,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,6,1,5,3]=>[1,4,6,5,2,7,3]=>[5,7,2,4,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,3,1,5]=>[1,4,6,2,7,5,3]=>[4,7,2,6,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,3,5,1]=>[1,4,6,5,3,2,7]=>[6,5,2,4,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,6,5,1,3]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,5,3,1]=>[1,4,6,3,2,7,5]=>[5,4,2,7,3,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,3,1,2,5,6]=>[1,4,2,7,6,5,3]=>[3,7,2,6,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,3,1,2,6,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,1,5,2,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,3,1,5,6,2]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,1,6,2,5]=>[1,4,2,7,5,6,3]=>[3,7,2,5,6,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,1,6,5,2]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,2,1,5,6]=>[1,4,2,7,6,5,3]=>[3,7,2,6,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,3,2,1,6,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,2,5,1,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,3,2,5,6,1]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,2,6,1,5]=>[1,4,2,7,5,6,3]=>[3,7,2,5,6,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,2,6,5,1]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,3,5,1,2,6]=>[1,4,5,2,7,6,3]=>[4,7,2,3,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,5,1,6,2]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,5,2,1,6]=>[1,4,5,2,7,6,3]=>[4,7,2,3,6,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,5,2,6,1]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,5,6,1,2]=>[1,4,5,6,2,7,3]=>[5,7,2,3,4,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,5,6,2,1]=>[1,4,5,6,2,7,3]=>[5,7,2,3,4,6,1]=>[[[.,[.,.]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,6,1,2,5]=>[1,4,6,2,7,5,3]=>[4,7,2,6,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,3,6,1,5,2]=>[1,4,6,5,2,7,3]=>[5,7,2,4,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,3,6,2,1,5]=>[1,4,6,2,7,5,3]=>[4,7,2,6,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,3,6,2,5,1]=>[1,4,6,5,2,7,3]=>[5,7,2,4,3,6,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,3,6,5,1,2]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,3,6,5,2,1]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,5,1,2,3,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,5,1,2,6,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,1,3,2,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,5,1,3,6,2]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,1,6,2,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,1,6,3,2]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,2,1,3,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,5,2,1,6,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,2,3,1,6]=>[1,4,2,7,6,3,5]=>[3,6,2,7,5,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,5,2,3,6,1]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,2,6,1,3]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,2,6,3,1]=>[1,4,2,7,3,5,6]=>[3,5,2,6,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,5,3,1,2,6]=>[1,4,3,5,2,7,6]=>[5,3,2,4,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,1,6,2]=>[1,4,3,5,2,7,6]=>[5,3,2,4,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,2,1,6]=>[1,4,3,5,2,7,6]=>[5,3,2,4,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,2,6,1]=>[1,4,3,5,2,7,6]=>[5,3,2,4,7,6,1]=>[[[[.,.],.],[.,[[.,.],.]]],.]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,6,1,2]=>[1,4,3,5,6,2,7]=>[6,3,2,4,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,5,3,6,2,1]=>[1,4,3,5,6,2,7]=>[6,3,2,4,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,5,6,1,2,3]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,5,6,1,3,2]=>[1,4,6,3,5,2,7]=>[6,4,2,5,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,6,2,1,3]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,5,6,2,3,1]=>[1,4,6,3,5,2,7]=>[6,4,2,5,3,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,6,3,1,2]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,5,6,3,2,1]=>[1,4,6,2,7,3,5]=>[4,6,2,7,3,5,1]=>[[[.,[.,.]],[[.,.],[.,.]]],.]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,1,2,3,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,1,2,5,3]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,1,3,2,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,1,3,5,2]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,1,5,2,3]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,1,5,3,2]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,2,1,3,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,2,1,5,3]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,2,3,1,5]=>[1,4,2,7,5,3,6]=>[3,6,2,5,7,4,1]=>[[[.,[.,.]],[[.,[.,.]],.]],.]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,2,3,5,1]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,2,5,1,3]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,2,5,3,1]=>[1,4,2,7,3,6,5]=>[3,5,2,7,6,4,1]=>[[[.,[.,.]],[[[.,.],.],.]],.]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,3,1,2,5]=>[1,4,3,6,2,7,5]=>[5,3,2,7,4,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,6,3,1,5,2]=>[1,4,3,6,5,2,7]=>[6,3,2,5,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,6,3,2,1,5]=>[1,4,3,6,2,7,5]=>[5,3,2,7,4,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,6,3,2,5,1]=>[1,4,3,6,5,2,7]=>[6,3,2,5,4,7,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,6,3,5,1,2]=>[1,4,3,6,2,7,5]=>[5,3,2,7,4,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,6,3,5,2,1]=>[1,4,3,6,2,7,5]=>[5,3,2,7,4,6,1]=>[[[[.,.],.],[[.,.],[.,.]]],.]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,6,5,1,2,3]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,5,1,3,2]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,5,2,1,3]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,5,2,3,1]=>[1,4,5,2,7,3,6]=>[4,6,2,3,7,5,1]=>[[[.,[.,.]],[.,[[.,.],.]]],.]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,5,3,1,2]=>[1,4,5,3,6,2,7]=>[6,4,2,3,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,6,5,3,2,1]=>[1,4,5,3,6,2,7]=>[6,4,2,3,5,7,1]=>[[[[.,.],.],[.,[.,[.,.]]]],.]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[5,1,2,3,4,6,7]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,2,3,4,7,6]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,2,3,6,4,7]=>[1,5,6,4,3,2,7]=>[6,5,4,2,3,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,2,3,6,7,4]=>[1,5,6,7,4,3,2]=>[7,6,5,2,3,4,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,2,3,7,4,6]=>[1,5,7,6,4,3,2]=>[7,6,5,2,4,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,2,3,7,6,4]=>[1,5,7,4,3,2,6]=>[6,5,4,2,7,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,2,4,3,6,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,4,3,7,6]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,4,6,3,7]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,4,6,7,3]=>[1,5,6,7,3,2,4]=>[6,5,7,2,3,4,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,4,7,3,6]=>[1,5,7,6,3,2,4]=>[6,5,7,2,4,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,2,4,7,6,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,2,6,3,4,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,6,3,7,4]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,6,4,3,7]=>[1,5,4,6,3,2,7]=>[6,5,3,2,4,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,2,6,4,7,3]=>[1,5,4,6,7,3,2]=>[7,6,3,2,4,5,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,2,6,7,3,4]=>[1,5,7,4,6,3,2]=>[7,6,4,2,5,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,2,6,7,4,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,2,7,3,4,6]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,2,7,3,6,4]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,2,7,4,3,6]=>[1,5,4,7,6,3,2]=>[7,6,3,2,5,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,2,7,4,6,3]=>[1,5,4,7,3,2,6]=>[6,5,3,2,7,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,2,7,6,3,4]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,2,7,6,4,3]=>[1,5,6,4,7,3,2]=>[7,6,4,2,3,5,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,3,2,4,6,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,3,2,4,7,6]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,3,2,6,4,7]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,3,2,6,7,4]=>[1,5,6,7,4,2,3]=>[6,7,5,2,3,4,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,3,2,7,4,6]=>[1,5,7,6,4,2,3]=>[6,7,5,2,4,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,3,2,7,6,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,3,4,2,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,4,2,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,4,6,2,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,4,6,7,2]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,4,7,2,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,3,4,7,6,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,3,6,2,4,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,6,2,7,4]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,6,4,2,7]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,3,6,4,7,2]=>[1,5,4,6,7,2,3]=>[6,7,3,2,4,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,3,6,7,2,4]=>[1,5,7,4,6,2,3]=>[6,7,4,2,5,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,3,6,7,4,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,3,7,2,4,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,3,7,2,6,4]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,3,7,4,2,6]=>[1,5,4,7,6,2,3]=>[6,7,3,2,5,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,3,7,4,6,2]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,3,7,6,2,4]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,3,7,6,4,2]=>[1,5,6,4,7,2,3]=>[6,7,4,2,3,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,4,2,3,6,7]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,4,2,3,7,6]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,4,2,6,3,7]=>[1,5,6,3,4,2,7]=>[6,4,5,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,4,2,6,7,3]=>[1,5,6,7,3,4,2]=>[7,5,6,2,3,4,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,4,2,7,3,6]=>[1,5,7,6,3,4,2]=>[7,5,6,2,4,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,4,2,7,6,3]=>[1,5,7,3,4,2,6]=>[6,4,5,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,4,3,2,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,3,2,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,3,6,2,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,3,6,7,2]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,3,7,2,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,4,3,7,6,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,4,6,2,3,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,6,2,7,3]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,6,3,2,7]=>[1,5,3,4,6,2,7]=>[6,3,4,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,4,6,3,7,2]=>[1,5,3,4,6,7,2]=>[7,3,4,2,5,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,4,6,7,2,3]=>[1,5,7,3,4,6,2]=>[7,4,5,2,6,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,4,6,7,3,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,4,7,2,3,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,4,7,2,6,3]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,4,7,3,2,6]=>[1,5,3,4,7,6,2]=>[7,3,4,2,6,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,4,7,3,6,2]=>[1,5,3,4,7,2,6]=>[6,3,4,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,4,7,6,2,3]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,4,7,6,3,2]=>[1,5,6,3,4,7,2]=>[7,4,5,2,3,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,2,3,4,7]=>[1,5,3,6,4,2,7]=>[6,3,5,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,2,3,7,4]=>[1,5,3,6,7,4,2]=>[7,3,6,2,4,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,2,4,3,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,6,2,4,7,3]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,6,2,7,3,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,6,2,7,4,3]=>[1,5,7,3,6,4,2]=>[7,4,6,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,6,3,2,4,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,6,3,2,7,4]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,6,3,4,2,7]=>[1,5,4,3,6,2,7]=>[6,4,3,2,5,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,6,3,4,7,2]=>[1,5,4,3,6,7,2]=>[7,4,3,2,5,6,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,6,3,7,2,4]=>[1,5,7,4,3,6,2]=>[7,5,4,2,6,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,6,3,7,4,2]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,6,4,2,3,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,6,4,2,7,3]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,6,4,3,2,7]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,4,3,7,2]=>[1,5,3,6,7,2,4]=>[6,3,7,2,4,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,4,7,2,3]=>[1,5,7,3,6,2,4]=>[6,4,7,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,6,4,7,3,2]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,6,7,2,3,4]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,6,7,2,4,3]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,6,7,3,2,4]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,7,3,4,2]=>[1,5,3,6,4,7,2]=>[7,3,5,2,4,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,6,7,4,2,3]=>[1,5,4,7,3,6,2]=>[7,5,3,2,6,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,6,7,4,3,2]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,7,2,3,4,6]=>[1,5,3,7,6,4,2]=>[7,3,6,2,5,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,7,2,3,6,4]=>[1,5,3,7,4,2,6]=>[6,3,5,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,7,2,4,3,6]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,7,2,4,6,3]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,1,7,2,6,3,4]=>[1,5,6,3,7,4,2]=>[7,4,6,2,3,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,7,2,6,4,3]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,7,3,2,4,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,7,3,2,6,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,7,3,4,2,6]=>[1,5,4,3,7,6,2]=>[7,4,3,2,6,5,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,7,3,4,6,2]=>[1,5,4,3,7,2,6]=>[6,4,3,2,7,5,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,1,7,3,6,2,4]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,7,3,6,4,2]=>[1,5,6,4,3,7,2]=>[7,5,4,2,3,6,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,1,7,4,2,3,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,7,4,2,6,3]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,7,4,3,2,6]=>[1,5,3,7,6,2,4]=>[6,3,7,2,5,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,7,4,3,6,2]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,7,4,6,2,3]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,1,7,4,6,3,2]=>[1,5,6,3,7,2,4]=>[6,4,7,2,3,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,1,7,6,2,3,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,7,6,2,4,3]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,1,7,6,3,2,4]=>[1,5,3,7,4,6,2]=>[7,3,5,2,6,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,7,6,3,4,2]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,1,7,6,4,2,3]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,1,7,6,4,3,2]=>[1,5,4,6,3,7,2]=>[7,5,3,2,4,6,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,3,4,6,7]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,3,4,7,6]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,3,6,4,7]=>[1,5,6,4,3,2,7]=>[6,5,4,2,3,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,3,6,7,4]=>[1,5,6,7,4,3,2]=>[7,6,5,2,3,4,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,3,7,4,6]=>[1,5,7,6,4,3,2]=>[7,6,5,2,4,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,1,3,7,6,4]=>[1,5,7,4,3,2,6]=>[6,5,4,2,7,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,1,4,3,6,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,4,3,7,6]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,4,6,3,7]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,4,6,7,3]=>[1,5,6,7,3,2,4]=>[6,5,7,2,3,4,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,4,7,3,6]=>[1,5,7,6,3,2,4]=>[6,5,7,2,4,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,1,4,7,6,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,1,6,3,4,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,6,3,7,4]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,6,4,3,7]=>[1,5,4,6,3,2,7]=>[6,5,3,2,4,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,6,4,7,3]=>[1,5,4,6,7,3,2]=>[7,6,3,2,4,5,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,1,6,7,3,4]=>[1,5,7,4,6,3,2]=>[7,6,4,2,5,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,1,6,7,4,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,1,7,3,4,6]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,1,7,3,6,4]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,1,7,4,3,6]=>[1,5,4,7,6,3,2]=>[7,6,3,2,5,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,1,7,4,6,3]=>[1,5,4,7,3,2,6]=>[6,5,3,2,7,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,1,7,6,3,4]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,1,7,6,4,3]=>[1,5,6,4,7,3,2]=>[7,6,4,2,3,5,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,3,1,4,6,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,3,1,4,7,6]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,3,1,6,4,7]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,3,1,6,7,4]=>[1,5,6,7,4,2,3]=>[6,7,5,2,3,4,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,3,1,7,4,6]=>[1,5,7,6,4,2,3]=>[6,7,5,2,4,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,3,1,7,6,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,3,4,1,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,4,1,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,4,6,1,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,4,6,7,1]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,4,7,1,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,3,4,7,6,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,3,6,1,4,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,6,1,7,4]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,6,4,1,7]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,3,6,4,7,1]=>[1,5,4,6,7,2,3]=>[6,7,3,2,4,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,3,6,7,1,4]=>[1,5,7,4,6,2,3]=>[6,7,4,2,5,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,3,6,7,4,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,3,7,1,4,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,3,7,1,6,4]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,3,7,4,1,6]=>[1,5,4,7,6,2,3]=>[6,7,3,2,5,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,3,7,4,6,1]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,3,7,6,1,4]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,3,7,6,4,1]=>[1,5,6,4,7,2,3]=>[6,7,4,2,3,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,4,1,3,6,7]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,4,1,3,7,6]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,4,1,6,3,7]=>[1,5,6,3,4,2,7]=>[6,4,5,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,4,1,6,7,3]=>[1,5,6,7,3,4,2]=>[7,5,6,2,3,4,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,4,1,7,3,6]=>[1,5,7,6,3,4,2]=>[7,5,6,2,4,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,4,1,7,6,3]=>[1,5,7,3,4,2,6]=>[6,4,5,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,4,3,1,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,3,1,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,3,6,1,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,3,6,7,1]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,3,7,1,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,4,3,7,6,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,4,6,1,3,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,6,1,7,3]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,6,3,1,7]=>[1,5,3,4,6,2,7]=>[6,3,4,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,4,6,3,7,1]=>[1,5,3,4,6,7,2]=>[7,3,4,2,5,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,4,6,7,1,3]=>[1,5,7,3,4,6,2]=>[7,4,5,2,6,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,4,6,7,3,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,4,7,1,3,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,4,7,1,6,3]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,4,7,3,1,6]=>[1,5,3,4,7,6,2]=>[7,3,4,2,6,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,4,7,3,6,1]=>[1,5,3,4,7,2,6]=>[6,3,4,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,4,7,6,1,3]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,4,7,6,3,1]=>[1,5,6,3,4,7,2]=>[7,4,5,2,3,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,1,3,4,7]=>[1,5,3,6,4,2,7]=>[6,3,5,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,1,3,7,4]=>[1,5,3,6,7,4,2]=>[7,3,6,2,4,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,1,4,3,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,6,1,4,7,3]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,6,1,7,3,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,6,1,7,4,3]=>[1,5,7,3,6,4,2]=>[7,4,6,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,6,3,1,4,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,6,3,1,7,4]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,6,3,4,1,7]=>[1,5,4,3,6,2,7]=>[6,4,3,2,5,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,6,3,4,7,1]=>[1,5,4,3,6,7,2]=>[7,4,3,2,5,6,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,6,3,7,1,4]=>[1,5,7,4,3,6,2]=>[7,5,4,2,6,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,6,3,7,4,1]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,6,4,1,3,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,6,4,1,7,3]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,6,4,3,1,7]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,4,3,7,1]=>[1,5,3,6,7,2,4]=>[6,3,7,2,4,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,4,7,1,3]=>[1,5,7,3,6,2,4]=>[6,4,7,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,6,4,7,3,1]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,6,7,1,3,4]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,6,7,1,4,3]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,6,7,3,1,4]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,7,3,4,1]=>[1,5,3,6,4,7,2]=>[7,3,5,2,4,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,6,7,4,1,3]=>[1,5,4,7,3,6,2]=>[7,5,3,2,6,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,6,7,4,3,1]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,7,1,3,4,6]=>[1,5,3,7,6,4,2]=>[7,3,6,2,5,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,7,1,3,6,4]=>[1,5,3,7,4,2,6]=>[6,3,5,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,7,1,4,3,6]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,7,1,4,6,3]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,2,7,1,6,3,4]=>[1,5,6,3,7,4,2]=>[7,4,6,2,3,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,7,1,6,4,3]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,7,3,1,4,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,7,3,1,6,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,7,3,4,1,6]=>[1,5,4,3,7,6,2]=>[7,4,3,2,6,5,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,7,3,4,6,1]=>[1,5,4,3,7,2,6]=>[6,4,3,2,7,5,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,2,7,3,6,1,4]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,7,3,6,4,1]=>[1,5,6,4,3,7,2]=>[7,5,4,2,3,6,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,2,7,4,1,3,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,7,4,1,6,3]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,7,4,3,1,6]=>[1,5,3,7,6,2,4]=>[6,3,7,2,5,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,7,4,3,6,1]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,7,4,6,1,3]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,2,7,4,6,3,1]=>[1,5,6,3,7,2,4]=>[6,4,7,2,3,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,2,7,6,1,3,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,7,6,1,4,3]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,2,7,6,3,1,4]=>[1,5,3,7,4,6,2]=>[7,3,5,2,6,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,7,6,3,4,1]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,2,7,6,4,1,3]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,2,7,6,4,3,1]=>[1,5,4,6,3,7,2]=>[7,5,3,2,4,6,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,3,1,2,4,6,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,1,2,4,7,6]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,1,2,6,4,7]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,1,2,6,7,4]=>[1,5,6,7,4,2,3]=>[6,7,5,2,3,4,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,1,2,7,4,6]=>[1,5,7,6,4,2,3]=>[6,7,5,2,4,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,1,2,7,6,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,1,4,2,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,4,2,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,4,6,2,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,4,6,7,2]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,4,7,2,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,1,4,7,6,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,1,6,2,4,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,6,2,7,4]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,6,4,2,7]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,1,6,4,7,2]=>[1,5,4,6,7,2,3]=>[6,7,3,2,4,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,1,6,7,2,4]=>[1,5,7,4,6,2,3]=>[6,7,4,2,5,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,1,6,7,4,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,1,7,2,4,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,1,7,2,6,4]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,1,7,4,2,6]=>[1,5,4,7,6,2,3]=>[6,7,3,2,5,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,1,7,4,6,2]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,1,7,6,2,4]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,1,7,6,4,2]=>[1,5,6,4,7,2,3]=>[6,7,4,2,3,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,1,4,6,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,1,4,7,6]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,1,6,4,7]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,1,6,7,4]=>[1,5,6,7,4,2,3]=>[6,7,5,2,3,4,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,1,7,4,6]=>[1,5,7,6,4,2,3]=>[6,7,5,2,4,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,2,1,7,6,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,2,4,1,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,4,1,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,4,6,1,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,4,6,7,1]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,4,7,1,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,2,4,7,6,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,2,6,1,4,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,6,1,7,4]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,6,4,1,7]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,6,4,7,1]=>[1,5,4,6,7,2,3]=>[6,7,3,2,4,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,2,6,7,1,4]=>[1,5,7,4,6,2,3]=>[6,7,4,2,5,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,2,6,7,4,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,2,7,1,4,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,2,7,1,6,4]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,2,7,4,1,6]=>[1,5,4,7,6,2,3]=>[6,7,3,2,5,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,2,7,4,6,1]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,2,7,6,1,4]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,2,7,6,4,1]=>[1,5,6,4,7,2,3]=>[6,7,4,2,3,5,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,4,1,2,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,1,2,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,1,6,2,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,1,6,7,2]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,1,7,2,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,1,7,6,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,2,1,6,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,2,1,7,6]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,2,6,1,7]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,2,6,7,1]=>[1,5,6,7,2,3,4]=>[5,6,7,2,3,4,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,2,7,1,6]=>[1,5,7,6,2,3,4]=>[5,6,7,2,4,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,2,7,6,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,6,1,2,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,6,1,7,2]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,6,2,1,7]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,6,2,7,1]=>[1,5,2,3,4,6,7]=>[3,4,5,2,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,6,7,1,2]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,6,7,2,1]=>[1,5,7,2,3,4,6]=>[4,5,6,2,7,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,7,1,2,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,7,1,6,2]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,7,2,1,6]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,7,2,6,1]=>[1,5,2,3,4,7,6]=>[3,4,5,2,7,6,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,4,7,6,1,2]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,4,7,6,2,1]=>[1,5,6,2,3,4,7]=>[4,5,6,2,3,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,1,2,4,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,1,2,7,4]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,1,4,2,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,6,1,4,7,2]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,6,1,7,2,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,6,1,7,4,2]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,6,2,1,4,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,2,1,7,4]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,2,4,1,7]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,6,2,4,7,1]=>[1,5,4,2,3,6,7]=>[4,5,3,2,6,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,6,2,7,1,4]=>[1,5,7,4,2,3,6]=>[5,6,4,2,7,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,6,2,7,4,1]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,6,4,1,2,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,4,1,7,2]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,4,2,1,7]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,4,2,7,1]=>[1,5,2,3,6,7,4]=>[3,4,7,2,5,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,4,7,1,2]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,6,4,7,2,1]=>[1,5,7,2,3,6,4]=>[4,5,7,2,6,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,6,7,1,2,4]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,7,1,4,2]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,7,2,1,4]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,7,2,4,1]=>[1,5,2,3,6,4,7]=>[3,4,6,2,5,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,6,7,4,1,2]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,6,7,4,2,1]=>[1,5,4,7,2,3,6]=>[5,6,3,2,7,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,7,1,2,4,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,1,2,6,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,1,4,2,6]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,7,1,4,6,2]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,7,1,6,2,4]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,7,1,6,4,2]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,7,2,1,4,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,2,1,6,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,2,4,1,6]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,7,2,4,6,1]=>[1,5,4,2,3,7,6]=>[4,5,3,2,7,6,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,3,7,2,6,1,4]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,7,2,6,4,1]=>[1,5,6,4,2,3,7]=>[5,6,4,2,3,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,7,4,1,2,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,4,1,6,2]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,4,2,1,6]=>[1,5,2,3,7,6,4]=>[3,4,7,2,6,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,4,2,6,1]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,4,6,1,2]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,7,4,6,2,1]=>[1,5,6,2,3,7,4]=>[4,5,7,2,3,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,3,7,6,1,2,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,6,1,4,2]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,6,2,1,4]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,6,2,4,1]=>[1,5,2,3,7,4,6]=>[3,4,6,2,7,5,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,3,7,6,4,1,2]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,3,7,6,4,2,1]=>[1,5,4,6,2,3,7]=>[5,6,3,2,4,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,4,1,2,3,6,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,1,2,3,7,6]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,1,2,6,3,7]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,1,2,6,7,3]=>[1,5,6,7,3,2,4]=>[6,5,7,2,3,4,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,1,2,7,3,6]=>[1,5,7,6,3,2,4]=>[6,5,7,2,4,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,1,2,7,6,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,1,3,2,6,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,3,2,7,6]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,3,6,2,7]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,3,6,7,2]=>[1,5,6,7,2,4,3]=>[5,7,6,2,3,4,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,3,7,2,6]=>[1,5,7,6,2,4,3]=>[5,7,6,2,4,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,1,3,7,6,2]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,1,6,2,3,7]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,6,2,7,3]=>[1,5,2,4,6,7,3]=>[3,7,4,2,5,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,6,3,2,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,1,6,3,7,2]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,1,6,7,2,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,1,6,7,3,2]=>[1,5,7,2,4,6,3]=>[4,7,5,2,6,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,1,7,2,3,6]=>[1,5,2,4,7,6,3]=>[3,7,4,2,6,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,1,7,2,6,3]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,1,7,3,2,6]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,1,7,3,6,2]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,1,7,6,2,3]=>[1,5,6,2,4,7,3]=>[4,7,5,2,3,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,1,7,6,3,2]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,1,3,6,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,1,3,7,6]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,1,6,3,7]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,1,6,7,3]=>[1,5,6,7,3,2,4]=>[6,5,7,2,3,4,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,1,7,3,6]=>[1,5,7,6,3,2,4]=>[6,5,7,2,4,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,2,1,7,6,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,2,3,1,6,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,3,1,7,6]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,3,6,1,7]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,3,6,7,1]=>[1,5,6,7,2,4,3]=>[5,7,6,2,3,4,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,3,7,1,6]=>[1,5,7,6,2,4,3]=>[5,7,6,2,4,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,2,3,7,6,1]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,2,6,1,3,7]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,6,1,7,3]=>[1,5,2,4,6,7,3]=>[3,7,4,2,5,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,6,3,1,7]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,6,3,7,1]=>[1,5,3,2,4,6,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,2,6,7,1,3]=>[1,5,7,3,2,4,6]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,2,6,7,3,1]=>[1,5,7,2,4,6,3]=>[4,7,5,2,6,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,2,7,1,3,6]=>[1,5,2,4,7,6,3]=>[3,7,4,2,6,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,2,7,1,6,3]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,2,7,3,1,6]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,2,7,3,6,1]=>[1,5,3,2,4,7,6]=>[4,3,5,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,2,7,6,1,3]=>[1,5,6,2,4,7,3]=>[4,7,5,2,3,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,2,7,6,3,1]=>[1,5,6,3,2,4,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,3,1,2,6,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,1,2,7,6]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,1,6,2,7]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,1,6,7,2]=>[1,5,6,7,2,4,3]=>[5,7,6,2,3,4,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,1,7,2,6]=>[1,5,7,6,2,4,3]=>[5,7,6,2,4,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,1,7,6,2]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,2,1,6,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,2,1,7,6]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,2,6,1,7]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,2,6,7,1]=>[1,5,6,7,2,4,3]=>[5,7,6,2,3,4,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,2,7,1,6]=>[1,5,7,6,2,4,3]=>[5,7,6,2,4,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,2,7,6,1]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,6,1,2,7]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,6,1,7,2]=>[1,5,2,4,6,7,3]=>[3,7,4,2,5,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,6,2,1,7]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,6,2,7,1]=>[1,5,2,4,6,7,3]=>[3,7,4,2,5,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,6,7,1,2]=>[1,5,7,2,4,6,3]=>[4,7,5,2,6,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,6,7,2,1]=>[1,5,7,2,4,6,3]=>[4,7,5,2,6,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,7,1,2,6]=>[1,5,2,4,7,6,3]=>[3,7,4,2,6,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,7,1,6,2]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,7,2,1,6]=>[1,5,2,4,7,6,3]=>[3,7,4,2,6,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,7,2,6,1]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,3,7,6,1,2]=>[1,5,6,2,4,7,3]=>[4,7,5,2,3,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,3,7,6,2,1]=>[1,5,6,2,4,7,3]=>[4,7,5,2,3,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,1,2,3,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,1,2,7,3]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,1,3,2,7]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,6,1,3,7,2]=>[1,5,3,6,7,2,4]=>[6,3,7,2,4,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,6,1,7,2,3]=>[1,5,7,3,6,2,4]=>[6,4,7,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,6,1,7,3,2]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,2,1,3,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,2,1,7,3]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,2,3,1,7]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,6,2,3,7,1]=>[1,5,3,6,7,2,4]=>[6,3,7,2,4,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,6,2,7,1,3]=>[1,5,7,3,6,2,4]=>[6,4,7,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,6,2,7,3,1]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,3,1,2,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,3,1,7,2]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,3,2,1,7]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,3,2,7,1]=>[1,5,2,4,3,6,7]=>[3,5,4,2,6,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,6,3,7,1,2]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,3,7,2,1]=>[1,5,7,2,4,3,6]=>[4,6,5,2,7,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,7,1,2,3]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,7,1,3,2]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,7,2,1,3]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,7,2,3,1]=>[1,5,2,4,7,3,6]=>[3,6,4,2,7,5,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,6,7,3,1,2]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,6,7,3,2,1]=>[1,5,3,6,2,4,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,7,1,2,3,6]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,1,2,6,3]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,1,3,2,6]=>[1,5,3,7,6,2,4]=>[6,3,7,2,5,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,7,1,3,6,2]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,7,1,6,2,3]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,1,6,3,2]=>[1,5,6,3,7,2,4]=>[6,4,7,2,3,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,7,2,1,3,6]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,2,1,6,3]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,2,3,1,6]=>[1,5,3,7,6,2,4]=>[6,3,7,2,5,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,7,2,3,6,1]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,7,2,6,1,3]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,2,6,3,1]=>[1,5,6,3,7,2,4]=>[6,4,7,2,3,5,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,4,7,3,1,2,6]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,3,1,6,2]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,3,2,1,6]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,3,2,6,1]=>[1,5,2,4,3,7,6]=>[3,5,4,2,7,6,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,4,7,3,6,1,2]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,3,6,2,1]=>[1,5,6,2,4,3,7]=>[4,6,5,2,3,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,6,1,2,3]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,6,1,3,2]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,6,2,1,3]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,6,2,3,1]=>[1,5,2,4,6,3,7]=>[3,6,4,2,5,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,4,7,6,3,1,2]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,4,7,6,3,2,1]=>[1,5,3,7,2,4,6]=>[5,3,6,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,1,2,3,4,7]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,1,2,3,7,4]=>[1,5,3,2,6,7,4]=>[4,3,7,2,5,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,1,2,4,3,7]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,1,2,4,7,3]=>[1,5,4,2,6,7,3]=>[4,7,3,2,5,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,1,2,7,3,4]=>[1,5,7,4,2,6,3]=>[5,7,4,2,6,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,1,2,7,4,3]=>[1,5,7,3,2,6,4]=>[5,4,7,2,6,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,1,3,2,4,7]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,1,3,2,7,4]=>[1,5,2,6,7,4,3]=>[3,7,6,2,4,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,1,3,4,2,7]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,6,1,3,4,7,2]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,6,1,3,7,2,4]=>[1,5,7,4,3,2,6]=>[6,5,4,2,7,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,6,1,3,7,4,2]=>[1,5,7,2,6,4,3]=>[4,7,6,2,5,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,6,1,4,2,3,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,1,4,2,7,3]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,1,4,3,2,7]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,1,4,3,7,2]=>[1,5,3,2,6,7,4]=>[4,3,7,2,5,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,1,4,7,2,3]=>[1,5,7,3,2,6,4]=>[5,4,7,2,6,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,1,4,7,3,2]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,1,7,2,3,4]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,1,7,2,4,3]=>[1,5,2,6,4,7,3]=>[3,7,5,2,4,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,1,7,3,2,4]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,1,7,3,4,2]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,1,7,4,2,3]=>[1,5,4,7,3,2,6]=>[6,5,3,2,7,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,6,1,7,4,3,2]=>[1,5,4,7,2,6,3]=>[5,7,3,2,6,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,2,1,3,4,7]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,2,1,3,7,4]=>[1,5,3,2,6,7,4]=>[4,3,7,2,5,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,2,1,4,3,7]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,2,1,4,7,3]=>[1,5,4,2,6,7,3]=>[4,7,3,2,5,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,2,1,7,3,4]=>[1,5,7,4,2,6,3]=>[5,7,4,2,6,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,2,1,7,4,3]=>[1,5,7,3,2,6,4]=>[5,4,7,2,6,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,2,3,1,4,7]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,2,3,1,7,4]=>[1,5,2,6,7,4,3]=>[3,7,6,2,4,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,2,3,4,1,7]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,6,2,3,4,7,1]=>[1,5,4,3,2,6,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,6,2,3,7,1,4]=>[1,5,7,4,3,2,6]=>[6,5,4,2,7,3,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,6,2,3,7,4,1]=>[1,5,7,2,6,4,3]=>[4,7,6,2,5,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,6,2,4,1,3,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,2,4,1,7,3]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,2,4,3,1,7]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,2,4,3,7,1]=>[1,5,3,2,6,7,4]=>[4,3,7,2,5,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,2,4,7,1,3]=>[1,5,7,3,2,6,4]=>[5,4,7,2,6,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,2,4,7,3,1]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,2,7,1,3,4]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,2,7,1,4,3]=>[1,5,2,6,4,7,3]=>[3,7,5,2,4,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,2,7,3,1,4]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,2,7,3,4,1]=>[1,5,3,2,6,4,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,2,7,4,1,3]=>[1,5,4,7,3,2,6]=>[6,5,3,2,7,4,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,6,2,7,4,3,1]=>[1,5,4,7,2,6,3]=>[5,7,3,2,6,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,3,1,2,4,7]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,3,1,2,7,4]=>[1,5,2,6,7,4,3]=>[3,7,6,2,4,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,3,1,4,2,7]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,3,1,4,7,2]=>[1,5,4,2,6,7,3]=>[4,7,3,2,5,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,3,1,7,2,4]=>[1,5,7,4,2,6,3]=>[5,7,4,2,6,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,3,1,7,4,2]=>[1,5,7,2,6,4,3]=>[4,7,6,2,5,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,6,3,2,1,4,7]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,3,2,1,7,4]=>[1,5,2,6,7,4,3]=>[3,7,6,2,4,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,3,2,4,1,7]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,3,2,4,7,1]=>[1,5,4,2,6,7,3]=>[4,7,3,2,5,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,3,2,7,1,4]=>[1,5,7,4,2,6,3]=>[5,7,4,2,6,3,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,3,2,7,4,1]=>[1,5,7,2,6,4,3]=>[4,7,6,2,5,3,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,6,3,4,1,2,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,3,4,1,7,2]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,3,4,2,1,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,3,4,2,7,1]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,3,4,7,1,2]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,3,4,7,2,1]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,3,7,1,2,4]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,3,7,1,4,2]=>[1,5,2,6,4,7,3]=>[3,7,5,2,4,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,3,7,2,1,4]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,3,7,2,4,1]=>[1,5,2,6,4,7,3]=>[3,7,5,2,4,6,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,3,7,4,1,2]=>[1,5,4,7,2,6,3]=>[5,7,3,2,6,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,3,7,4,2,1]=>[1,5,4,7,2,6,3]=>[5,7,3,2,6,4,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,6,4,1,2,3,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,1,2,7,3]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,1,3,2,7]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,4,1,3,7,2]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,4,1,7,2,3]=>[1,5,7,3,4,2,6]=>[6,4,5,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,4,1,7,3,2]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,4,2,1,3,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,2,1,7,3]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,2,3,1,7]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,4,2,3,7,1]=>[1,5,3,4,2,6,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,6,4,2,7,1,3]=>[1,5,7,3,4,2,6]=>[6,4,5,2,7,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,4,2,7,3,1]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,4,3,1,2,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,3,1,7,2]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,3,2,1,7]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,3,2,7,1]=>[1,5,2,6,7,3,4]=>[3,6,7,2,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,3,7,1,2]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,4,3,7,2,1]=>[1,5,7,2,6,3,4]=>[4,6,7,2,5,3,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,6,4,7,1,2,3]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,7,1,3,2]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,7,2,1,3]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,7,2,3,1]=>[1,5,2,6,3,4,7]=>[3,5,6,2,4,7,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,4,7,3,1,2]=>[1,5,3,4,7,2,6]=>[6,3,4,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,4,7,3,2,1]=>[1,5,3,4,7,2,6]=>[6,3,4,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,7,1,2,3,4]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,1,2,4,3]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,7,1,3,2,4]=>[1,5,3,7,4,2,6]=>[6,3,5,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,7,1,3,4,2]=>[1,5,3,7,2,6,4]=>[5,3,7,2,6,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,7,1,4,2,3]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,7,1,4,3,2]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,7,2,1,3,4]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,2,1,4,3]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,7,2,3,1,4]=>[1,5,3,7,4,2,6]=>[6,3,5,2,7,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,7,2,3,4,1]=>[1,5,3,7,2,6,4]=>[5,3,7,2,6,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,7,2,4,1,3]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,7,2,4,3,1]=>[1,5,4,2,6,3,7]=>[4,6,3,2,5,7,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,6,7,3,1,2,4]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,3,1,4,2]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,7,3,2,1,4]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,3,2,4,1]=>[1,5,2,6,4,3,7]=>[3,6,5,2,4,7,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,6,7,3,4,1,2]=>[1,5,4,3,7,2,6]=>[6,4,3,2,7,5,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,6,7,3,4,2,1]=>[1,5,4,3,7,2,6]=>[6,4,3,2,7,5,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,6,7,4,1,2,3]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,4,1,3,2]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,4,2,1,3]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,4,2,3,1]=>[1,5,2,6,3,7,4]=>[3,5,7,2,4,6,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,6,7,4,3,1,2]=>[1,5,3,7,2,6,4]=>[5,3,7,2,6,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,6,7,4,3,2,1]=>[1,5,3,7,2,6,4]=>[5,3,7,2,6,4,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,2,3,4,6]=>[1,5,3,2,7,6,4]=>[4,3,7,2,6,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,2,3,6,4]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,2,4,3,6]=>[1,5,4,2,7,6,3]=>[4,7,3,2,6,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,1,2,4,6,3]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,1,2,6,3,4]=>[1,5,6,3,2,7,4]=>[5,4,7,2,3,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,1,2,6,4,3]=>[1,5,6,4,2,7,3]=>[5,7,4,2,3,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,1,3,2,4,6]=>[1,5,2,7,6,4,3]=>[3,7,6,2,5,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,1,3,2,6,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,1,3,4,2,6]=>[1,5,4,3,2,7,6]=>[5,4,3,2,7,6,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,7,1,3,4,6,2]=>[1,5,4,3,2,7,6]=>[5,4,3,2,7,6,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,7,1,3,6,2,4]=>[1,5,6,2,7,4,3]=>[4,7,6,2,3,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,7,1,3,6,4,2]=>[1,5,6,4,3,2,7]=>[6,5,4,2,3,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,7,1,4,2,3,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,1,4,2,6,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,1,4,3,2,6]=>[1,5,3,2,7,6,4]=>[4,3,7,2,6,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,4,3,6,2]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,4,6,2,3]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,1,4,6,3,2]=>[1,5,6,3,2,7,4]=>[5,4,7,2,3,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,1,6,2,3,4]=>[1,5,2,7,4,6,3]=>[3,7,5,2,6,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,1,6,2,4,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,1,6,3,2,4]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,6,3,4,2]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,1,6,4,2,3]=>[1,5,4,6,2,7,3]=>[5,7,3,2,4,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,1,6,4,3,2]=>[1,5,4,6,3,2,7]=>[6,5,3,2,4,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,7,2,1,3,4,6]=>[1,5,3,2,7,6,4]=>[4,3,7,2,6,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,2,1,3,6,4]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,2,1,4,3,6]=>[1,5,4,2,7,6,3]=>[4,7,3,2,6,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,2,1,4,6,3]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,2,1,6,3,4]=>[1,5,6,3,2,7,4]=>[5,4,7,2,3,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,2,1,6,4,3]=>[1,5,6,4,2,7,3]=>[5,7,4,2,3,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,2,3,1,4,6]=>[1,5,2,7,6,4,3]=>[3,7,6,2,5,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,2,3,1,6,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,2,3,4,1,6]=>[1,5,4,3,2,7,6]=>[5,4,3,2,7,6,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,7,2,3,4,6,1]=>[1,5,4,3,2,7,6]=>[5,4,3,2,7,6,1]=>[[[[[.,.],.],.],[[.,.],.]],.]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[5,7,2,3,6,1,4]=>[1,5,6,2,7,4,3]=>[4,7,6,2,3,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,7,2,3,6,4,1]=>[1,5,6,4,3,2,7]=>[6,5,4,2,3,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,7,2,4,1,3,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,2,4,1,6,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,2,4,3,1,6]=>[1,5,3,2,7,6,4]=>[4,3,7,2,6,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,2,4,3,6,1]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,2,4,6,1,3]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,2,4,6,3,1]=>[1,5,6,3,2,7,4]=>[5,4,7,2,3,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,2,6,1,3,4]=>[1,5,2,7,4,6,3]=>[3,7,5,2,6,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,2,6,1,4,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,2,6,3,1,4]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,2,6,3,4,1]=>[1,5,3,2,7,4,6]=>[4,3,6,2,7,5,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,2,6,4,1,3]=>[1,5,4,6,2,7,3]=>[5,7,3,2,4,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,2,6,4,3,1]=>[1,5,4,6,3,2,7]=>[6,5,3,2,4,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,7,3,1,2,4,6]=>[1,5,2,7,6,4,3]=>[3,7,6,2,5,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,3,1,2,6,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,3,1,4,2,6]=>[1,5,4,2,7,6,3]=>[4,7,3,2,6,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,3,1,4,6,2]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,3,1,6,2,4]=>[1,5,6,2,7,4,3]=>[4,7,6,2,3,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,7,3,1,6,4,2]=>[1,5,6,4,2,7,3]=>[5,7,4,2,3,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,3,2,1,4,6]=>[1,5,2,7,6,4,3]=>[3,7,6,2,5,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,3,2,1,6,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,3,2,4,1,6]=>[1,5,4,2,7,6,3]=>[4,7,3,2,6,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,3,2,4,6,1]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,3,2,6,1,4]=>[1,5,6,2,7,4,3]=>[4,7,6,2,3,5,1]=>[[[.,[[.,.],.]],[.,[.,.]]],.]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[5,7,3,2,6,4,1]=>[1,5,6,4,2,7,3]=>[5,7,4,2,3,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,3,4,1,2,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,3,4,1,6,2]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,3,4,2,1,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,3,4,2,6,1]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,3,4,6,1,2]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,3,4,6,2,1]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,3,6,1,2,4]=>[1,5,2,7,4,6,3]=>[3,7,5,2,6,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,3,6,1,4,2]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,3,6,2,1,4]=>[1,5,2,7,4,6,3]=>[3,7,5,2,6,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,3,6,2,4,1]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,3,6,4,1,2]=>[1,5,4,6,2,7,3]=>[5,7,3,2,4,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,3,6,4,2,1]=>[1,5,4,6,2,7,3]=>[5,7,3,2,4,6,1]=>[[[[.,[.,.]],.],[.,[.,.]]],.]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[5,7,4,1,2,3,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,1,2,6,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,1,3,2,6]=>[1,5,3,4,2,7,6]=>[5,3,4,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,4,1,3,6,2]=>[1,5,3,4,2,7,6]=>[5,3,4,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,4,1,6,2,3]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,4,1,6,3,2]=>[1,5,6,3,4,2,7]=>[6,4,5,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,4,2,1,3,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,2,1,6,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,2,3,1,6]=>[1,5,3,4,2,7,6]=>[5,3,4,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,4,2,3,6,1]=>[1,5,3,4,2,7,6]=>[5,3,4,2,7,6,1]=>[[[[.,.],[.,.]],[[.,.],.]],.]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[5,7,4,2,6,1,3]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,4,2,6,3,1]=>[1,5,6,3,4,2,7]=>[6,4,5,2,3,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,4,3,1,2,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,3,1,6,2]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,3,2,1,6]=>[1,5,2,7,6,3,4]=>[3,6,7,2,5,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,3,2,6,1]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,3,6,1,2]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,4,3,6,2,1]=>[1,5,6,2,7,3,4]=>[4,6,7,2,3,5,1]=>[[[.,[.,[.,.]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[5,7,4,6,1,2,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,6,1,3,2]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,6,2,1,3]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,6,2,3,1]=>[1,5,2,7,3,4,6]=>[3,5,6,2,7,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,4,6,3,1,2]=>[1,5,3,4,6,2,7]=>[6,3,4,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,4,6,3,2,1]=>[1,5,3,4,6,2,7]=>[6,3,4,2,5,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,6,1,2,3,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,6,1,2,4,3]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,1,3,2,4]=>[1,5,3,6,2,7,4]=>[5,3,7,2,4,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,6,1,3,4,2]=>[1,5,3,6,4,2,7]=>[6,3,5,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,6,1,4,2,3]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,6,1,4,3,2]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,6,2,1,3,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,6,2,1,4,3]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,2,3,1,4]=>[1,5,3,6,2,7,4]=>[5,3,7,2,4,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,6,2,3,4,1]=>[1,5,3,6,4,2,7]=>[6,3,5,2,4,7,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,6,2,4,1,3]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,6,2,4,3,1]=>[1,5,4,2,7,3,6]=>[4,6,3,2,7,5,1]=>[[[[.,[.,.]],.],[[.,.],.]],.]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[5,7,6,3,1,2,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,6,3,1,4,2]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,3,2,1,4]=>[1,5,2,7,4,3,6]=>[3,6,5,2,7,4,1]=>[[[.,[[.,.],.]],[[.,.],.]],.]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[5,7,6,3,2,4,1]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,3,4,1,2]=>[1,5,4,3,6,2,7]=>[6,4,3,2,5,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,7,6,3,4,2,1]=>[1,5,4,3,6,2,7]=>[6,4,3,2,5,7,1]=>[[[[[.,.],.],.],[.,[.,.]]],.]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[5,7,6,4,1,2,3]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,4,1,3,2]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,4,2,1,3]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,4,2,3,1]=>[1,5,2,7,3,6,4]=>[3,5,7,2,6,4,1]=>[[[.,[.,[.,.]]],[[.,.],.]],.]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[5,7,6,4,3,1,2]=>[1,5,3,6,2,7,4]=>[5,3,7,2,4,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[5,7,6,4,3,2,1]=>[1,5,3,6,2,7,4]=>[5,3,7,2,4,6,1]=>[[[[.,.],[.,.]],[.,[.,.]]],.]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[6,1,2,3,4,5,7]=>[1,6,5,4,3,2,7]=>[6,5,4,3,2,7,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,1,2,3,4,7,5]=>[1,6,7,5,4,3,2]=>[7,6,5,4,2,3,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,1,2,3,5,4,7]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,3,5,7,4]=>[1,6,7,4,3,2,5]=>[6,5,4,7,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,3,7,4,5]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,3,7,5,4]=>[1,6,5,7,4,3,2]=>[7,6,5,3,2,4,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,1,2,4,3,5,7]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,2,4,3,7,5]=>[1,6,7,5,3,2,4]=>[6,5,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,2,4,5,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,4,5,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,4,7,3,5]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,4,7,5,3]=>[1,6,5,7,3,2,4]=>[6,5,7,3,2,4,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,2,5,3,4,7]=>[1,6,4,5,3,2,7]=>[6,5,3,4,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,5,3,7,4]=>[1,6,7,4,5,3,2]=>[7,6,4,5,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,5,4,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,5,4,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,5,7,3,4]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,5,7,4,3]=>[1,6,4,5,7,3,2]=>[7,6,3,4,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,7,3,4,5]=>[1,6,4,7,5,3,2]=>[7,6,3,5,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,2,7,3,5,4]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,2,7,4,3,5]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,7,4,5,3]=>[1,6,5,4,7,3,2]=>[7,6,4,3,2,5,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,1,2,7,5,3,4]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,2,7,5,4,3]=>[1,6,4,7,3,2,5]=>[6,5,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,3,2,4,5,7]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,1,3,2,4,7,5]=>[1,6,7,5,4,2,3]=>[6,7,5,4,2,3,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,1,3,2,5,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,2,5,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,2,7,4,5]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,2,7,5,4]=>[1,6,5,7,4,2,3]=>[6,7,5,3,2,4,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,1,3,4,2,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,3,4,2,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,3,4,5,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,4,5,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,4,7,2,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,4,7,5,2]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,3,5,2,4,7]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,5,2,7,4]=>[1,6,7,4,5,2,3]=>[6,7,4,5,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,5,4,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,5,4,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,5,7,2,4]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,5,7,4,2]=>[1,6,4,5,7,2,3]=>[6,7,3,4,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,7,2,4,5]=>[1,6,4,7,5,2,3]=>[6,7,3,5,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,3,7,2,5,4]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,3,7,4,2,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,7,4,5,2]=>[1,6,5,4,7,2,3]=>[6,7,4,3,2,5,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,1,3,7,5,2,4]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,3,7,5,4,2]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,4,2,3,5,7]=>[1,6,5,3,4,2,7]=>[6,4,5,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,4,2,3,7,5]=>[1,6,7,5,3,4,2]=>[7,5,6,4,2,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,4,2,5,3,7]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,2,5,7,3]=>[1,6,7,3,4,2,5]=>[6,4,5,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,2,7,3,5]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,2,7,5,3]=>[1,6,5,7,3,4,2]=>[7,5,6,3,2,4,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,4,3,2,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,4,3,2,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,4,3,5,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,3,5,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,3,7,2,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,3,7,5,2]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,4,5,2,3,7]=>[1,6,3,4,5,2,7]=>[6,3,4,5,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,5,2,7,3]=>[1,6,7,3,4,5,2]=>[7,4,5,6,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,5,3,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,5,3,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,5,7,2,3]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,5,7,3,2]=>[1,6,3,4,5,7,2]=>[7,3,4,5,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,7,2,3,5]=>[1,6,3,4,7,5,2]=>[7,3,4,6,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,4,7,2,5,3]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,4,7,3,2,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,7,3,5,2]=>[1,6,5,3,4,7,2]=>[7,4,5,3,2,6,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,4,7,5,2,3]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,4,7,5,3,2]=>[1,6,3,4,7,2,5]=>[6,3,4,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,5,2,3,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,5,2,3,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,5,2,4,3,7]=>[1,6,3,5,4,2,7]=>[6,3,5,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,2,4,7,3]=>[1,6,7,3,5,4,2]=>[7,4,6,5,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,2,7,3,4]=>[1,6,3,5,7,4,2]=>[7,3,6,4,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,2,7,4,3]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,5,3,2,4,7]=>[1,6,4,3,5,2,7]=>[6,4,3,5,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,5,3,2,7,4]=>[1,6,7,4,3,5,2]=>[7,5,4,6,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,5,3,4,2,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,3,4,7,2]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,3,7,2,4]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,3,7,4,2]=>[1,6,4,3,5,7,2]=>[7,4,3,5,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,5,4,2,3,7]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,4,2,7,3]=>[1,6,7,3,5,2,4]=>[6,4,7,5,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,4,3,2,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,4,3,7,2]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,4,7,2,3]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,4,7,3,2]=>[1,6,3,5,7,2,4]=>[6,3,7,4,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,7,2,3,4]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,5,7,2,4,3]=>[1,6,4,7,3,5,2]=>[7,5,3,6,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,5,7,3,2,4]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,7,3,4,2]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,5,7,4,2,3]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,5,7,4,3,2]=>[1,6,3,5,4,7,2]=>[7,3,5,4,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,7,2,3,4,5]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,7,2,3,5,4]=>[1,6,5,3,7,4,2]=>[7,4,6,3,2,5,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,7,2,4,3,5]=>[1,6,3,7,5,4,2]=>[7,3,6,5,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,7,2,4,5,3]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,1,7,2,5,3,4]=>[1,6,3,7,4,2,5]=>[6,3,5,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,7,2,5,4,3]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,7,3,2,4,5]=>[1,6,4,3,7,5,2]=>[7,4,3,6,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,7,3,2,5,4]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,7,3,4,2,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,7,3,4,5,2]=>[1,6,5,4,3,7,2]=>[7,5,4,3,2,6,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,1,7,3,5,2,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,7,3,5,4,2]=>[1,6,4,3,7,2,5]=>[6,4,3,7,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,7,4,2,3,5]=>[1,6,3,7,5,2,4]=>[6,3,7,5,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,1,7,4,2,5,3]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,1,7,4,3,2,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,1,7,4,3,5,2]=>[1,6,5,3,7,2,4]=>[6,4,7,3,2,5,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,1,7,4,5,2,3]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,7,4,5,3,2]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,7,5,2,3,4]=>[1,6,3,7,4,5,2]=>[7,3,5,6,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,1,7,5,2,4,3]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,1,7,5,3,2,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,7,5,3,4,2]=>[1,6,4,5,3,7,2]=>[7,5,3,4,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,1,7,5,4,2,3]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,1,7,5,4,3,2]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,3,4,5,7]=>[1,6,5,4,3,2,7]=>[6,5,4,3,2,7,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,2,1,3,4,7,5]=>[1,6,7,5,4,3,2]=>[7,6,5,4,2,3,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,2,1,3,5,4,7]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,3,5,7,4]=>[1,6,7,4,3,2,5]=>[6,5,4,7,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,3,7,4,5]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,3,7,5,4]=>[1,6,5,7,4,3,2]=>[7,6,5,3,2,4,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,2,1,4,3,5,7]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,1,4,3,7,5]=>[1,6,7,5,3,2,4]=>[6,5,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,1,4,5,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,4,5,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,4,7,3,5]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,4,7,5,3]=>[1,6,5,7,3,2,4]=>[6,5,7,3,2,4,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,1,5,3,4,7]=>[1,6,4,5,3,2,7]=>[6,5,3,4,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,5,3,7,4]=>[1,6,7,4,5,3,2]=>[7,6,4,5,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,5,4,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,5,4,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,5,7,3,4]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,5,7,4,3]=>[1,6,4,5,7,3,2]=>[7,6,3,4,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,7,3,4,5]=>[1,6,4,7,5,3,2]=>[7,6,3,5,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,1,7,3,5,4]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,1,7,4,3,5]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,7,4,5,3]=>[1,6,5,4,7,3,2]=>[7,6,4,3,2,5,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,2,1,7,5,3,4]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,1,7,5,4,3]=>[1,6,4,7,3,2,5]=>[6,5,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,3,1,4,5,7]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,2,3,1,4,7,5]=>[1,6,7,5,4,2,3]=>[6,7,5,4,2,3,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,2,3,1,5,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,1,5,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,1,7,4,5]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,1,7,5,4]=>[1,6,5,7,4,2,3]=>[6,7,5,3,2,4,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,2,3,4,1,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,3,4,1,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,3,4,5,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,4,5,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,4,7,1,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,4,7,5,1]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,3,5,1,4,7]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,5,1,7,4]=>[1,6,7,4,5,2,3]=>[6,7,4,5,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,5,4,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,5,4,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,5,7,1,4]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,5,7,4,1]=>[1,6,4,5,7,2,3]=>[6,7,3,4,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,7,1,4,5]=>[1,6,4,7,5,2,3]=>[6,7,3,5,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,3,7,1,5,4]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,3,7,4,1,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,7,4,5,1]=>[1,6,5,4,7,2,3]=>[6,7,4,3,2,5,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,2,3,7,5,1,4]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,3,7,5,4,1]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,4,1,3,5,7]=>[1,6,5,3,4,2,7]=>[6,4,5,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,4,1,3,7,5]=>[1,6,7,5,3,4,2]=>[7,5,6,4,2,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,4,1,5,3,7]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,1,5,7,3]=>[1,6,7,3,4,2,5]=>[6,4,5,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,1,7,3,5]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,1,7,5,3]=>[1,6,5,7,3,4,2]=>[7,5,6,3,2,4,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,4,3,1,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,4,3,1,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,4,3,5,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,3,5,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,3,7,1,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,3,7,5,1]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,4,5,1,3,7]=>[1,6,3,4,5,2,7]=>[6,3,4,5,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,5,1,7,3]=>[1,6,7,3,4,5,2]=>[7,4,5,6,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,5,3,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,5,3,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,5,7,1,3]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,5,7,3,1]=>[1,6,3,4,5,7,2]=>[7,3,4,5,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,7,1,3,5]=>[1,6,3,4,7,5,2]=>[7,3,4,6,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,4,7,1,5,3]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,4,7,3,1,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,7,3,5,1]=>[1,6,5,3,4,7,2]=>[7,4,5,3,2,6,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,4,7,5,1,3]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,4,7,5,3,1]=>[1,6,3,4,7,2,5]=>[6,3,4,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,5,1,3,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,5,1,3,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,5,1,4,3,7]=>[1,6,3,5,4,2,7]=>[6,3,5,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,1,4,7,3]=>[1,6,7,3,5,4,2]=>[7,4,6,5,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,1,7,3,4]=>[1,6,3,5,7,4,2]=>[7,3,6,4,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,1,7,4,3]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,5,3,1,4,7]=>[1,6,4,3,5,2,7]=>[6,4,3,5,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,5,3,1,7,4]=>[1,6,7,4,3,5,2]=>[7,5,4,6,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,5,3,4,1,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,3,4,7,1]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,3,7,1,4]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,3,7,4,1]=>[1,6,4,3,5,7,2]=>[7,4,3,5,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,5,4,1,3,7]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,4,1,7,3]=>[1,6,7,3,5,2,4]=>[6,4,7,5,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,4,3,1,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,4,3,7,1]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,4,7,1,3]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,4,7,3,1]=>[1,6,3,5,7,2,4]=>[6,3,7,4,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,7,1,3,4]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,5,7,1,4,3]=>[1,6,4,7,3,5,2]=>[7,5,3,6,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,5,7,3,1,4]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,7,3,4,1]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,5,7,4,1,3]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,5,7,4,3,1]=>[1,6,3,5,4,7,2]=>[7,3,5,4,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,7,1,3,4,5]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,7,1,3,5,4]=>[1,6,5,3,7,4,2]=>[7,4,6,3,2,5,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,7,1,4,3,5]=>[1,6,3,7,5,4,2]=>[7,3,6,5,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,7,1,4,5,3]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,2,7,1,5,3,4]=>[1,6,3,7,4,2,5]=>[6,3,5,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,7,1,5,4,3]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,7,3,1,4,5]=>[1,6,4,3,7,5,2]=>[7,4,3,6,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,7,3,1,5,4]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,7,3,4,1,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,7,3,4,5,1]=>[1,6,5,4,3,7,2]=>[7,5,4,3,2,6,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,2,7,3,5,1,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,7,3,5,4,1]=>[1,6,4,3,7,2,5]=>[6,4,3,7,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,7,4,1,3,5]=>[1,6,3,7,5,2,4]=>[6,3,7,5,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,2,7,4,1,5,3]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,2,7,4,3,1,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,2,7,4,3,5,1]=>[1,6,5,3,7,2,4]=>[6,4,7,3,2,5,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,2,7,4,5,1,3]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,7,4,5,3,1]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,7,5,1,3,4]=>[1,6,3,7,4,5,2]=>[7,3,5,6,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,2,7,5,1,4,3]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,2,7,5,3,1,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,7,5,3,4,1]=>[1,6,4,5,3,7,2]=>[7,5,3,4,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,2,7,5,4,1,3]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,2,7,5,4,3,1]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,3,1,2,4,5,7]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,1,2,4,7,5]=>[1,6,7,5,4,2,3]=>[6,7,5,4,2,3,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,1,2,5,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,2,5,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,2,7,4,5]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,2,7,5,4]=>[1,6,5,7,4,2,3]=>[6,7,5,3,2,4,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,1,4,2,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,1,4,2,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,1,4,5,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,4,5,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,4,7,2,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,4,7,5,2]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,1,5,2,4,7]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,5,2,7,4]=>[1,6,7,4,5,2,3]=>[6,7,4,5,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,5,4,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,5,4,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,5,7,2,4]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,5,7,4,2]=>[1,6,4,5,7,2,3]=>[6,7,3,4,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,7,2,4,5]=>[1,6,4,7,5,2,3]=>[6,7,3,5,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,1,7,2,5,4]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,1,7,4,2,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,7,4,5,2]=>[1,6,5,4,7,2,3]=>[6,7,4,3,2,5,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,1,7,5,2,4]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,1,7,5,4,2]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,1,4,5,7]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,2,1,4,7,5]=>[1,6,7,5,4,2,3]=>[6,7,5,4,2,3,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,2,1,5,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,1,5,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,1,7,4,5]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,1,7,5,4]=>[1,6,5,7,4,2,3]=>[6,7,5,3,2,4,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,2,4,1,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,2,4,1,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,2,4,5,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,4,5,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,4,7,1,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,4,7,5,1]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,2,5,1,4,7]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,5,1,7,4]=>[1,6,7,4,5,2,3]=>[6,7,4,5,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,5,4,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,5,4,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,5,7,1,4]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,5,7,4,1]=>[1,6,4,5,7,2,3]=>[6,7,3,4,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,7,1,4,5]=>[1,6,4,7,5,2,3]=>[6,7,3,5,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,2,7,1,5,4]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,2,7,4,1,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,7,4,5,1]=>[1,6,5,4,7,2,3]=>[6,7,4,3,2,5,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,2,7,5,1,4]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,2,7,5,4,1]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,4,1,2,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,1,2,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,1,5,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,1,5,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,1,7,2,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,1,7,5,2]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,2,1,5,7]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,2,1,7,5]=>[1,6,7,5,2,3,4]=>[5,6,7,4,2,3,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,2,5,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,2,5,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,2,7,1,5]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,2,7,5,1]=>[1,6,5,7,2,3,4]=>[5,6,7,3,2,4,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,5,1,2,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,5,1,7,2]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,5,2,1,7]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,5,2,7,1]=>[1,6,7,2,3,4,5]=>[4,5,6,7,2,3,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,5,7,1,2]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,5,7,2,1]=>[1,6,2,3,4,5,7]=>[3,4,5,6,2,7,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,7,1,2,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,7,1,5,2]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,7,2,1,5]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,7,2,5,1]=>[1,6,5,2,3,4,7]=>[4,5,6,3,2,7,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,4,7,5,1,2]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,4,7,5,2,1]=>[1,6,2,3,4,7,5]=>[3,4,5,7,2,6,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,5,1,2,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,1,2,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,1,4,2,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,1,4,7,2]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,1,7,2,4]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,1,7,4,2]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,2,1,4,7]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,2,1,7,4]=>[1,6,7,4,2,3,5]=>[5,6,4,7,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,2,4,1,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,2,4,7,1]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,2,7,1,4]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,2,7,4,1]=>[1,6,4,2,3,5,7]=>[4,5,3,6,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,4,1,2,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,4,1,7,2]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,4,2,1,7]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,4,2,7,1]=>[1,6,7,2,3,5,4]=>[4,5,7,6,2,3,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,4,7,1,2]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,4,7,2,1]=>[1,6,2,3,5,7,4]=>[3,4,7,5,2,6,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,7,1,2,4]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,7,1,4,2]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,7,2,1,4]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,7,2,4,1]=>[1,6,4,7,2,3,5]=>[5,6,3,7,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,5,7,4,1,2]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,5,7,4,2,1]=>[1,6,2,3,5,4,7]=>[3,4,6,5,2,7,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,7,1,2,4,5]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,7,1,2,5,4]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,7,1,4,2,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,7,1,4,5,2]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,7,1,5,2,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,1,5,4,2]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,7,2,1,4,5]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,7,2,1,5,4]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,7,2,4,1,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,7,2,4,5,1]=>[1,6,5,4,2,3,7]=>[5,6,4,3,2,7,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,3,7,2,5,1,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,2,5,4,1]=>[1,6,4,2,3,7,5]=>[4,5,3,7,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,7,4,1,2,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,7,4,1,5,2]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,7,4,2,1,5]=>[1,6,2,3,7,5,4]=>[3,4,7,6,2,5,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,3,7,4,2,5,1]=>[1,6,5,2,3,7,4]=>[4,5,7,3,2,6,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,3,7,4,5,1,2]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,4,5,2,1]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,5,1,2,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,5,1,4,2]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,7,5,2,1,4]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,5,2,4,1]=>[1,6,4,5,2,3,7]=>[5,6,3,4,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,3,7,5,4,1,2]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,3,7,5,4,2,1]=>[1,6,2,3,7,4,5]=>[3,4,6,7,2,5,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,4,1,2,3,5,7]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,1,2,3,7,5]=>[1,6,7,5,3,2,4]=>[6,5,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,1,2,5,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,2,5,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,2,7,3,5]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,2,7,5,3]=>[1,6,5,7,3,2,4]=>[6,5,7,3,2,4,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,1,3,2,5,7]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,1,3,2,7,5]=>[1,6,7,5,2,4,3]=>[5,7,6,4,2,3,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,1,3,5,2,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,3,5,7,2]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,3,7,2,5]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,3,7,5,2]=>[1,6,5,7,2,4,3]=>[5,7,6,3,2,4,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,1,5,2,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,5,2,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,5,3,2,7]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,5,3,7,2]=>[1,6,7,2,4,5,3]=>[4,7,5,6,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,5,7,2,3]=>[1,6,2,4,5,7,3]=>[3,7,4,5,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,5,7,3,2]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,7,2,3,5]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,1,7,2,5,3]=>[1,6,5,2,4,7,3]=>[4,7,5,3,2,6,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,1,7,3,2,5]=>[1,6,2,4,7,5,3]=>[3,7,4,6,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,7,3,5,2]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,1,7,5,2,3]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,1,7,5,3,2]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,1,3,5,7]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,2,1,3,7,5]=>[1,6,7,5,3,2,4]=>[6,5,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,2,1,5,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,1,5,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,1,7,3,5]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,1,7,5,3]=>[1,6,5,7,3,2,4]=>[6,5,7,3,2,4,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,2,3,1,5,7]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,2,3,1,7,5]=>[1,6,7,5,2,4,3]=>[5,7,6,4,2,3,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,2,3,5,1,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,3,5,7,1]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,3,7,1,5]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,3,7,5,1]=>[1,6,5,7,2,4,3]=>[5,7,6,3,2,4,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,2,5,1,3,7]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,5,1,7,3]=>[1,6,7,3,2,4,5]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,5,3,1,7]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,5,3,7,1]=>[1,6,7,2,4,5,3]=>[4,7,5,6,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,5,7,1,3]=>[1,6,2,4,5,7,3]=>[3,7,4,5,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,5,7,3,1]=>[1,6,3,2,4,5,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,7,1,3,5]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,2,7,1,5,3]=>[1,6,5,2,4,7,3]=>[4,7,5,3,2,6,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,2,7,3,1,5]=>[1,6,2,4,7,5,3]=>[3,7,4,6,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,7,3,5,1]=>[1,6,5,3,2,4,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,2,7,5,1,3]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,2,7,5,3,1]=>[1,6,3,2,4,7,5]=>[4,3,5,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,3,1,2,5,7]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,1,2,7,5]=>[1,6,7,5,2,4,3]=>[5,7,6,4,2,3,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,1,5,2,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,1,5,7,2]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,1,7,2,5]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,1,7,5,2]=>[1,6,5,7,2,4,3]=>[5,7,6,3,2,4,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,2,1,5,7]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,2,1,7,5]=>[1,6,7,5,2,4,3]=>[5,7,6,4,2,3,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,2,5,1,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,2,5,7,1]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,2,7,1,5]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,2,7,5,1]=>[1,6,5,7,2,4,3]=>[5,7,6,3,2,4,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,5,1,2,7]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,5,1,7,2]=>[1,6,7,2,4,5,3]=>[4,7,5,6,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,5,2,1,7]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,5,2,7,1]=>[1,6,7,2,4,5,3]=>[4,7,5,6,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,5,7,1,2]=>[1,6,2,4,5,7,3]=>[3,7,4,5,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,5,7,2,1]=>[1,6,2,4,5,7,3]=>[3,7,4,5,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,7,1,2,5]=>[1,6,2,4,7,5,3]=>[3,7,4,6,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,7,1,5,2]=>[1,6,5,2,4,7,3]=>[4,7,5,3,2,6,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,7,2,1,5]=>[1,6,2,4,7,5,3]=>[3,7,4,6,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,7,2,5,1]=>[1,6,5,2,4,7,3]=>[4,7,5,3,2,6,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,3,7,5,1,2]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,3,7,5,2,1]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,1,2,3,7]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,1,2,7,3]=>[1,6,7,3,5,2,4]=>[6,4,7,5,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,1,3,2,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,1,3,7,2]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,1,7,2,3]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,1,7,3,2]=>[1,6,3,5,7,2,4]=>[6,3,7,4,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,2,1,3,7]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,2,1,7,3]=>[1,6,7,3,5,2,4]=>[6,4,7,5,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,2,3,1,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,2,3,7,1]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,2,7,1,3]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,2,7,3,1]=>[1,6,3,5,7,2,4]=>[6,3,7,4,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,3,1,2,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,3,1,7,2]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,3,2,1,7]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,3,2,7,1]=>[1,6,7,2,4,3,5]=>[4,6,5,7,2,3,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,3,7,1,2]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,3,7,2,1]=>[1,6,2,4,3,5,7]=>[3,5,4,6,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,7,1,2,3]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,7,1,3,2]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,7,2,1,3]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,7,2,3,1]=>[1,6,3,5,2,4,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,5,7,3,1,2]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,5,7,3,2,1]=>[1,6,2,4,7,3,5]=>[3,6,4,7,2,5,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,1,2,3,5]=>[1,6,3,7,5,2,4]=>[6,3,7,5,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,7,1,2,5,3]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,7,1,3,2,5]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,1,3,5,2]=>[1,6,5,3,7,2,4]=>[6,4,7,3,2,5,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,7,1,5,2,3]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,1,5,3,2]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,7,2,1,3,5]=>[1,6,3,7,5,2,4]=>[6,3,7,5,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,4,7,2,1,5,3]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,7,2,3,1,5]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,2,3,5,1]=>[1,6,5,3,7,2,4]=>[6,4,7,3,2,5,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,4,7,2,5,1,3]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,2,5,3,1]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,7,3,1,2,5]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,3,1,5,2]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,7,3,2,1,5]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,3,2,5,1]=>[1,6,5,2,4,3,7]=>[4,6,5,3,2,7,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,4,7,3,5,1,2]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,3,5,2,1]=>[1,6,2,4,3,7,5]=>[3,5,4,7,2,6,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,5,1,2,3]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,5,1,3,2]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,7,5,2,1,3]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,5,2,3,1]=>[1,6,3,7,2,4,5]=>[5,3,6,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,4,7,5,3,1,2]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,4,7,5,3,2,1]=>[1,6,2,4,5,3,7]=>[3,6,4,5,2,7,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,5,1,2,3,4,7]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,1,2,3,7,4]=>[1,6,7,4,2,5,3]=>[5,7,4,6,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,1,2,4,3,7]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,2,4,7,3]=>[1,6,7,3,2,5,4]=>[5,4,7,6,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,2,7,3,4]=>[1,6,3,2,5,7,4]=>[4,3,7,5,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,2,7,4,3]=>[1,6,4,2,5,7,3]=>[4,7,3,5,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,1,3,2,4,7]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,1,3,2,7,4]=>[1,6,7,4,3,2,5]=>[6,5,4,7,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,1,3,4,2,7]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,1,3,4,7,2]=>[1,6,7,2,5,4,3]=>[4,7,6,5,2,3,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,1,3,7,2,4]=>[1,6,2,5,7,4,3]=>[3,7,6,4,2,5,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,1,3,7,4,2]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,1,4,2,3,7]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,4,2,7,3]=>[1,6,7,3,2,5,4]=>[5,4,7,6,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,4,3,2,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,1,4,3,7,2]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,1,4,7,2,3]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,1,4,7,3,2]=>[1,6,3,2,5,7,4]=>[4,3,7,5,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,7,2,3,4]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,1,7,2,4,3]=>[1,6,4,7,3,2,5]=>[6,5,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,1,7,3,2,4]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,1,7,3,4,2]=>[1,6,4,7,2,5,3]=>[5,7,3,6,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,1,7,4,2,3]=>[1,6,2,5,4,7,3]=>[3,7,5,4,2,6,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,1,7,4,3,2]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,1,3,4,7]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,2,1,3,7,4]=>[1,6,7,4,2,5,3]=>[5,7,4,6,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,2,1,4,3,7]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,1,4,7,3]=>[1,6,7,3,2,5,4]=>[5,4,7,6,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,1,7,3,4]=>[1,6,3,2,5,7,4]=>[4,3,7,5,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,1,7,4,3]=>[1,6,4,2,5,7,3]=>[4,7,3,5,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,2,3,1,4,7]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,2,3,1,7,4]=>[1,6,7,4,3,2,5]=>[6,5,4,7,2,3,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,2,3,4,1,7]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,2,3,4,7,1]=>[1,6,7,2,5,4,3]=>[4,7,6,5,2,3,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,2,3,7,1,4]=>[1,6,2,5,7,4,3]=>[3,7,6,4,2,5,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,2,3,7,4,1]=>[1,6,4,3,2,5,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,2,4,1,3,7]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,4,1,7,3]=>[1,6,7,3,2,5,4]=>[5,4,7,6,2,3,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,4,3,1,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,2,4,3,7,1]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,2,4,7,1,3]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,2,4,7,3,1]=>[1,6,3,2,5,7,4]=>[4,3,7,5,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,7,1,3,4]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,2,7,1,4,3]=>[1,6,4,7,3,2,5]=>[6,5,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,2,7,3,1,4]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,2,7,3,4,1]=>[1,6,4,7,2,5,3]=>[5,7,3,6,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,2,7,4,1,3]=>[1,6,2,5,4,7,3]=>[3,7,5,4,2,6,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,2,7,4,3,1]=>[1,6,3,2,5,4,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,3,1,2,4,7]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,1,2,7,4]=>[1,6,7,4,2,5,3]=>[5,7,4,6,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,1,4,2,7]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,1,4,7,2]=>[1,6,7,2,5,4,3]=>[4,7,6,5,2,3,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,1,7,2,4]=>[1,6,2,5,7,4,3]=>[3,7,6,4,2,5,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,1,7,4,2]=>[1,6,4,2,5,7,3]=>[4,7,3,5,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,2,1,4,7]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,2,1,7,4]=>[1,6,7,4,2,5,3]=>[5,7,4,6,2,3,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,2,4,1,7]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,2,4,7,1]=>[1,6,7,2,5,4,3]=>[4,7,6,5,2,3,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,2,7,1,4]=>[1,6,2,5,7,4,3]=>[3,7,6,4,2,5,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,2,7,4,1]=>[1,6,4,2,5,7,3]=>[4,7,3,5,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,4,1,2,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,4,1,7,2]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,4,2,1,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,4,2,7,1]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,4,7,1,2]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,4,7,2,1]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,7,1,2,4]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,7,1,4,2]=>[1,6,4,7,2,5,3]=>[5,7,3,6,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,7,2,1,4]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,3,7,2,4,1]=>[1,6,4,7,2,5,3]=>[5,7,3,6,2,4,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,3,7,4,1,2]=>[1,6,2,5,4,7,3]=>[3,7,5,4,2,6,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,3,7,4,2,1]=>[1,6,2,5,4,7,3]=>[3,7,5,4,2,6,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,4,1,2,3,7]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,1,2,7,3]=>[1,6,7,3,4,2,5]=>[6,4,5,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,1,3,2,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,1,3,7,2]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,1,7,2,3]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,1,7,3,2]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,2,1,3,7]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,2,1,7,3]=>[1,6,7,3,4,2,5]=>[6,4,5,7,2,3,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,2,3,1,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,2,3,7,1]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,2,7,1,3]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,2,7,3,1]=>[1,6,3,4,2,5,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,3,1,2,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,3,1,7,2]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,3,2,1,7]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,3,2,7,1]=>[1,6,7,2,5,3,4]=>[4,6,7,5,2,3,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,3,7,1,2]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,3,7,2,1]=>[1,6,2,5,7,3,4]=>[3,6,7,4,2,5,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,7,1,2,3]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,7,1,3,2]=>[1,6,3,4,7,2,5]=>[6,3,4,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,7,2,1,3]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,7,2,3,1]=>[1,6,3,4,7,2,5]=>[6,3,4,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,4,7,3,1,2]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,4,7,3,2,1]=>[1,6,2,5,3,4,7]=>[3,5,6,4,2,7,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,1,2,3,4]=>[1,6,3,7,4,2,5]=>[6,3,5,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,7,1,2,4,3]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,7,1,3,2,4]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,1,3,4,2]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,7,1,4,2,3]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,7,1,4,3,2]=>[1,6,3,7,2,5,4]=>[5,3,7,6,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,7,2,1,3,4]=>[1,6,3,7,4,2,5]=>[6,3,5,7,2,4,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,5,7,2,1,4,3]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,7,2,3,1,4]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,2,3,4,1]=>[1,6,4,2,5,3,7]=>[4,6,3,5,2,7,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,5,7,2,4,1,3]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,7,2,4,3,1]=>[1,6,3,7,2,5,4]=>[5,3,7,6,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,7,3,1,2,4]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,3,1,4,2]=>[1,6,4,3,7,2,5]=>[6,4,3,7,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,7,3,2,1,4]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,3,2,4,1]=>[1,6,4,3,7,2,5]=>[6,4,3,7,2,5,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,5,7,3,4,1,2]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,7,3,4,2,1]=>[1,6,2,5,4,3,7]=>[3,6,5,4,2,7,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,5,7,4,1,2,3]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,4,1,3,2]=>[1,6,3,7,2,5,4]=>[5,3,7,6,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,7,4,2,1,3]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,4,2,3,1]=>[1,6,3,7,2,5,4]=>[5,3,7,6,2,4,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,5,7,4,3,1,2]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,5,7,4,3,2,1]=>[1,6,2,5,3,7,4]=>[3,5,7,4,2,6,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,1,2,3,4,5]=>[1,6,4,2,7,5,3]=>[4,7,3,6,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,1,2,3,5,4]=>[1,6,5,3,2,7,4]=>[5,4,7,3,2,6,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,7,1,2,4,3,5]=>[1,6,3,2,7,5,4]=>[4,3,7,6,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,1,2,4,5,3]=>[1,6,5,4,2,7,3]=>[5,7,4,3,2,6,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,7,1,2,5,3,4]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,1,2,5,4,3]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,1,3,2,4,5]=>[1,6,4,3,2,7,5]=>[5,4,3,7,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,1,3,2,5,4]=>[1,6,5,2,7,4,3]=>[4,7,6,3,2,5,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,7,1,3,4,2,5]=>[1,6,2,7,5,4,3]=>[3,7,6,5,2,4,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,7,1,3,4,5,2]=>[1,6,5,4,3,2,7]=>[6,5,4,3,2,7,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,7,1,3,5,2,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,1,3,5,4,2]=>[1,6,4,3,2,7,5]=>[5,4,3,7,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,1,4,2,3,5]=>[1,6,3,2,7,5,4]=>[4,3,7,6,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,1,4,2,5,3]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,1,4,3,2,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,1,4,3,5,2]=>[1,6,5,3,2,7,4]=>[5,4,7,3,2,6,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,7,1,4,5,2,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,1,4,5,3,2]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,1,5,2,3,4]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,1,5,2,4,3]=>[1,6,4,5,2,7,3]=>[5,7,3,4,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,1,5,3,2,4]=>[1,6,2,7,4,5,3]=>[3,7,5,6,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,1,5,3,4,2]=>[1,6,4,5,3,2,7]=>[6,5,3,4,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,1,5,4,2,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,1,5,4,3,2]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,2,1,3,4,5]=>[1,6,4,2,7,5,3]=>[4,7,3,6,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,2,1,3,5,4]=>[1,6,5,3,2,7,4]=>[5,4,7,3,2,6,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,7,2,1,4,3,5]=>[1,6,3,2,7,5,4]=>[4,3,7,6,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,2,1,4,5,3]=>[1,6,5,4,2,7,3]=>[5,7,4,3,2,6,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,7,2,1,5,3,4]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,2,1,5,4,3]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,2,3,1,4,5]=>[1,6,4,3,2,7,5]=>[5,4,3,7,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,2,3,1,5,4]=>[1,6,5,2,7,4,3]=>[4,7,6,3,2,5,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,7,2,3,4,1,5]=>[1,6,2,7,5,4,3]=>[3,7,6,5,2,4,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,7,2,3,4,5,1]=>[1,6,5,4,3,2,7]=>[6,5,4,3,2,7,1]=>[[[[[[.,.],.],.],.],[.,.]],.]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[6,7,2,3,5,1,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,2,3,5,4,1]=>[1,6,4,3,2,7,5]=>[5,4,3,7,2,6,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,2,4,1,3,5]=>[1,6,3,2,7,5,4]=>[4,3,7,6,2,5,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,2,4,1,5,3]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,2,4,3,1,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,2,4,3,5,1]=>[1,6,5,3,2,7,4]=>[5,4,7,3,2,6,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,7,2,4,5,1,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,2,4,5,3,1]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,2,5,1,3,4]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,2,5,1,4,3]=>[1,6,4,5,2,7,3]=>[5,7,3,4,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,2,5,3,1,4]=>[1,6,2,7,4,5,3]=>[3,7,5,6,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,2,5,3,4,1]=>[1,6,4,5,3,2,7]=>[6,5,3,4,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,2,5,4,1,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,2,5,4,3,1]=>[1,6,3,2,7,4,5]=>[4,3,6,7,2,5,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,3,1,2,4,5]=>[1,6,4,2,7,5,3]=>[4,7,3,6,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,3,1,2,5,4]=>[1,6,5,2,7,4,3]=>[4,7,6,3,2,5,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,7,3,1,4,2,5]=>[1,6,2,7,5,4,3]=>[3,7,6,5,2,4,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,7,3,1,4,5,2]=>[1,6,5,4,2,7,3]=>[5,7,4,3,2,6,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,7,3,1,5,2,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,3,1,5,4,2]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,3,2,1,4,5]=>[1,6,4,2,7,5,3]=>[4,7,3,6,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,3,2,1,5,4]=>[1,6,5,2,7,4,3]=>[4,7,6,3,2,5,1]=>[[[[.,[[.,.],.]],.],[.,.]],.]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[6,7,3,2,4,1,5]=>[1,6,2,7,5,4,3]=>[3,7,6,5,2,4,1]=>[[[.,[[[.,.],.],.]],[.,.]],.]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[6,7,3,2,4,5,1]=>[1,6,5,4,2,7,3]=>[5,7,4,3,2,6,1]=>[[[[[.,[.,.]],.],.],[.,.]],.]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[6,7,3,2,5,1,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,3,2,5,4,1]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,3,4,1,2,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,3,4,1,5,2]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,3,4,2,1,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,3,4,2,5,1]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,3,4,5,1,2]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,3,4,5,2,1]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,3,5,1,2,4]=>[1,6,2,7,4,5,3]=>[3,7,5,6,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,3,5,1,4,2]=>[1,6,4,5,2,7,3]=>[5,7,3,4,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,3,5,2,1,4]=>[1,6,2,7,4,5,3]=>[3,7,5,6,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,3,5,2,4,1]=>[1,6,4,5,2,7,3]=>[5,7,3,4,2,6,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,3,5,4,1,2]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,3,5,4,2,1]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,1,2,3,5]=>[1,6,3,4,2,7,5]=>[5,3,4,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,4,1,2,5,3]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,4,1,3,2,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,4,1,3,5,2]=>[1,6,5,3,4,2,7]=>[6,4,5,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,7,4,1,5,2,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,1,5,3,2]=>[1,6,3,4,2,7,5]=>[5,3,4,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,4,2,1,3,5]=>[1,6,3,4,2,7,5]=>[5,3,4,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,4,2,1,5,3]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,4,2,3,1,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,4,2,3,5,1]=>[1,6,5,3,4,2,7]=>[6,4,5,3,2,7,1]=>[[[[[.,.],[.,.]],.],[.,.]],.]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[6,7,4,2,5,1,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,2,5,3,1]=>[1,6,3,4,2,7,5]=>[5,3,4,7,2,6,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,4,3,1,2,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,4,3,1,5,2]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,4,3,2,1,5]=>[1,6,2,7,5,3,4]=>[3,6,7,5,2,4,1]=>[[[.,[[.,[.,.]],.]],[.,.]],.]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[6,7,4,3,2,5,1]=>[1,6,5,2,7,3,4]=>[4,6,7,3,2,5,1]=>[[[[.,[.,[.,.]]],.],[.,.]],.]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[6,7,4,3,5,1,2]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,3,5,2,1]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,5,1,2,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,5,1,3,2]=>[1,6,3,4,5,2,7]=>[6,3,4,5,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,4,5,2,1,3]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,5,2,3,1]=>[1,6,3,4,5,2,7]=>[6,3,4,5,2,7,1]=>[[[[.,.],[.,[.,.]]],[.,.]],.]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[6,7,4,5,3,1,2]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,4,5,3,2,1]=>[1,6,2,7,3,4,5]=>[3,5,6,7,2,4,1]=>[[[.,[.,[.,[.,.]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[6,7,5,1,2,3,4]=>[1,6,3,5,2,7,4]=>[5,3,7,4,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,5,1,2,4,3]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,5,1,3,2,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,5,1,3,4,2]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,5,1,4,2,3]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,1,4,3,2]=>[1,6,3,5,4,2,7]=>[6,3,5,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,5,2,1,3,4]=>[1,6,3,5,2,7,4]=>[5,3,7,4,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,5,2,1,4,3]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,5,2,3,1,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,5,2,3,4,1]=>[1,6,4,2,7,3,5]=>[4,6,3,7,2,5,1]=>[[[[.,[.,.]],[.,.]],[.,.]],.]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[6,7,5,2,4,1,3]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,2,4,3,1]=>[1,6,3,5,4,2,7]=>[6,3,5,4,2,7,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,5,3,1,2,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,5,3,1,4,2]=>[1,6,4,3,5,2,7]=>[6,4,3,5,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,5,3,2,1,4]=>[1,6,2,7,4,3,5]=>[3,6,5,7,2,4,1]=>[[[.,[[.,.],[.,.]]],[.,.]],.]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[6,7,5,3,2,4,1]=>[1,6,4,3,5,2,7]=>[6,4,3,5,2,7,1]=>[[[[[.,.],.],[.,.]],[.,.]],.]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[6,7,5,3,4,1,2]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,3,4,2,1]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,4,1,2,3]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,4,1,3,2]=>[1,6,3,5,2,7,4]=>[5,3,7,4,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,5,4,2,1,3]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,4,2,3,1]=>[1,6,3,5,2,7,4]=>[5,3,7,4,2,6,1]=>[[[[.,.],[[.,.],.]],[.,.]],.]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[6,7,5,4,3,1,2]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[6,7,5,4,3,2,1]=>[1,6,2,7,3,5,4]=>[3,5,7,6,2,4,1]=>[[[.,[.,[[.,.],.]]],[.,.]],.]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[7,1,2,3,4,5,6]=>[1,7,6,5,4,3,2]=>[7,6,5,4,3,2,1]=>[[[[[[[.,.],.],.],.],.],.],.]=>[.,[[[[[[.,.],.],.],.],.],.]]
[7,1,2,3,4,6,5]=>[1,7,5,4,3,2,6]=>[6,5,4,3,7,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,1,2,3,5,4,6]=>[1,7,6,4,3,2,5]=>[6,5,4,7,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,1,2,3,5,6,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,1,2,3,6,4,5]=>[1,7,5,6,4,3,2]=>[7,6,5,3,4,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,1,2,3,6,5,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,1,2,4,3,5,6]=>[1,7,6,5,3,2,4]=>[6,5,7,4,3,2,1]=>[[[[[[.,.],[.,.]],.],.],.],.]=>[.,[[[[[.,.],[.,.]],.],.],.]]
[7,1,2,4,3,6,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,2,4,5,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,1,2,4,5,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,2,4,6,3,5]=>[1,7,5,6,3,2,4]=>[6,5,7,3,4,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,2,4,6,5,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,2,5,3,4,6]=>[1,7,6,4,5,3,2]=>[7,6,4,5,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,1,2,5,3,6,4]=>[1,7,4,5,3,2,6]=>[6,5,3,4,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,1,2,5,4,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,1,2,5,4,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,2,5,6,3,4]=>[1,7,4,5,6,3,2]=>[7,6,3,4,5,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,1,2,5,6,4,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,2,6,3,4,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,2,6,3,5,4]=>[1,7,4,6,5,3,2]=>[7,6,3,5,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,1,2,6,4,3,5]=>[1,7,5,4,6,3,2]=>[7,6,4,3,5,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,1,2,6,4,5,3]=>[1,7,3,2,4,6,5]=>[4,3,5,7,6,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,1,2,6,5,3,4]=>[1,7,4,6,3,2,5]=>[6,5,3,7,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,1,2,6,5,4,3]=>[1,7,3,2,4,6,5]=>[4,3,5,7,6,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,1,3,2,4,5,6]=>[1,7,6,5,4,2,3]=>[6,7,5,4,3,2,1]=>[[[[[[.,[.,.]],.],.],.],.],.]=>[.,[[[[[.,[.,.]],.],.],.],.]]
[7,1,3,2,4,6,5]=>[1,7,5,4,2,3,6]=>[5,6,4,3,7,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,1,3,2,5,4,6]=>[1,7,6,4,2,3,5]=>[5,6,4,7,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,1,3,2,5,6,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,3,2,6,4,5]=>[1,7,5,6,4,2,3]=>[6,7,5,3,4,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,1,3,2,6,5,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,3,4,2,5,6]=>[1,7,6,5,2,3,4]=>[5,6,7,4,3,2,1]=>[[[[[.,[.,[.,.]]],.],.],.],.]=>[.,[[[[.,[.,[.,.]]],.],.],.]]
[7,1,3,4,2,6,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,3,4,5,2,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,1,3,4,5,6,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,3,4,6,2,5]=>[1,7,5,6,2,3,4]=>[5,6,7,3,4,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,3,4,6,5,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,3,5,2,4,6]=>[1,7,6,4,5,2,3]=>[6,7,4,5,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,1,3,5,2,6,4]=>[1,7,4,5,2,3,6]=>[5,6,3,4,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,3,5,4,2,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,1,3,5,4,6,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,3,5,6,2,4]=>[1,7,4,5,6,2,3]=>[6,7,3,4,5,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,3,5,6,4,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,3,6,2,4,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,3,6,2,5,4]=>[1,7,4,6,5,2,3]=>[6,7,3,5,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,1,3,6,4,2,5]=>[1,7,5,4,6,2,3]=>[6,7,4,3,5,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,1,3,6,4,5,2]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,1,3,6,5,2,4]=>[1,7,4,6,2,3,5]=>[5,6,3,7,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,1,3,6,5,4,2]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,1,4,2,3,5,6]=>[1,7,6,5,3,4,2]=>[7,5,6,4,3,2,1]=>[[[[[[.,.],[.,.]],.],.],.],.]=>[.,[[[[[.,.],[.,.]],.],.],.]]
[7,1,4,2,3,6,5]=>[1,7,5,3,4,2,6]=>[6,4,5,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,4,2,5,3,6]=>[1,7,6,3,4,2,5]=>[6,4,5,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,1,4,2,5,6,3]=>[1,7,3,4,2,5,6]=>[5,3,4,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,4,2,6,3,5]=>[1,7,5,6,3,4,2]=>[7,5,6,3,4,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,4,2,6,5,3]=>[1,7,3,4,2,5,6]=>[5,3,4,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,4,3,2,5,6]=>[1,7,6,5,2,3,4]=>[5,6,7,4,3,2,1]=>[[[[[.,[.,[.,.]]],.],.],.],.]=>[.,[[[[.,[.,[.,.]]],.],.],.]]
[7,1,4,3,2,6,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,4,3,5,2,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,1,4,3,5,6,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,4,3,6,2,5]=>[1,7,5,6,2,3,4]=>[5,6,7,3,4,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,4,3,6,5,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,4,5,2,3,6]=>[1,7,6,3,4,5,2]=>[7,4,5,6,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,1,4,5,2,6,3]=>[1,7,3,4,5,2,6]=>[6,3,4,5,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,4,5,3,2,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,1,4,5,3,6,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,4,5,6,2,3]=>[1,7,3,4,5,6,2]=>[7,3,4,5,6,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,1,4,5,6,3,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,1,4,6,2,3,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,4,6,2,5,3]=>[1,7,3,4,6,5,2]=>[7,3,4,6,5,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,1,4,6,3,2,5]=>[1,7,5,3,4,6,2]=>[7,4,5,3,6,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,4,6,3,5,2]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,1,4,6,5,2,3]=>[1,7,3,4,6,2,5]=>[6,3,4,7,5,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,1,4,6,5,3,2]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,1,5,2,3,4,6]=>[1,7,6,4,2,3,5]=>[5,6,4,7,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,1,5,2,3,6,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,5,2,4,3,6]=>[1,7,6,3,5,4,2]=>[7,4,6,5,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,1,5,2,4,6,3]=>[1,7,3,5,4,2,6]=>[6,3,5,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,1,5,2,6,3,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,5,2,6,4,3]=>[1,7,3,5,6,4,2]=>[7,3,6,4,5,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,1,5,3,2,4,6]=>[1,7,6,4,3,5,2]=>[7,5,4,6,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
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[7,1,5,3,4,2,6]=>[1,7,6,2,3,5,4]=>[4,5,7,6,3,2,1]=>[[[[.,[.,[[.,.],.]]],.],.],.]=>[.,[[[.,[.,[[.,.],.]]],.],.]]
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[7,1,5,3,6,2,4]=>[1,7,4,3,5,6,2]=>[7,4,3,5,6,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
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[7,1,5,4,2,3,6]=>[1,7,6,3,5,2,4]=>[6,4,7,5,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,1,5,4,2,6,3]=>[1,7,3,5,2,4,6]=>[5,3,6,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,1,5,4,3,2,6]=>[1,7,6,2,3,5,4]=>[4,5,7,6,3,2,1]=>[[[[.,[.,[[.,.],.]]],.],.],.]=>[.,[[[.,[.,[[.,.],.]]],.],.]]
[7,1,5,4,3,6,2]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,1,5,4,6,2,3]=>[1,7,3,5,6,2,4]=>[6,3,7,4,5,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,1,5,4,6,3,2]=>[1,7,2,3,5,6,4]=>[3,4,7,5,6,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,1,5,6,2,3,4]=>[1,7,4,6,3,5,2]=>[7,5,3,6,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,1,5,6,2,4,3]=>[1,7,3,5,2,4,6]=>[5,3,6,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,1,5,6,3,2,4]=>[1,7,4,6,2,3,5]=>[5,6,3,7,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,1,5,6,3,4,2]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,1,5,6,4,2,3]=>[1,7,3,5,4,6,2]=>[7,3,5,4,6,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,1,5,6,4,3,2]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,1,6,2,3,4,5]=>[1,7,5,3,6,4,2]=>[7,4,6,3,5,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,6,2,3,5,4]=>[1,7,4,2,3,6,5]=>[4,5,3,7,6,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,1,6,2,4,3,5]=>[1,7,5,4,2,3,6]=>[5,6,4,3,7,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,1,6,2,4,5,3]=>[1,7,3,6,5,4,2]=>[7,3,6,5,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,1,6,2,5,3,4]=>[1,7,4,2,3,6,5]=>[4,5,3,7,6,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,1,6,2,5,4,3]=>[1,7,3,6,4,2,5]=>[6,3,5,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,1,6,3,2,4,5]=>[1,7,5,2,3,6,4]=>[4,5,7,3,6,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,6,3,2,5,4]=>[1,7,4,3,6,5,2]=>[7,4,3,6,5,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,1,6,3,4,2,5]=>[1,7,5,4,3,6,2]=>[7,5,4,3,6,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,1,6,3,4,5,2]=>[1,7,2,3,6,5,4]=>[3,4,7,6,5,2,1]=>[[[.,[.,[[[.,.],.],.]]],.],.]=>[.,[[.,[.,[[[.,.],.],.]]],.]]
[7,1,6,3,5,2,4]=>[1,7,4,3,6,2,5]=>[6,4,3,7,5,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,1,6,3,5,4,2]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,1,6,4,2,3,5]=>[1,7,5,2,3,6,4]=>[4,5,7,3,6,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,1,6,4,2,5,3]=>[1,7,3,6,5,2,4]=>[6,3,7,5,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,1,6,4,3,2,5]=>[1,7,5,3,6,2,4]=>[6,4,7,3,5,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,1,6,4,3,5,2]=>[1,7,2,3,6,5,4]=>[3,4,7,6,5,2,1]=>[[[.,[.,[[[.,.],.],.]]],.],.]=>[.,[[.,[.,[[[.,.],.],.]]],.]]
[7,1,6,4,5,2,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,1,6,4,5,3,2]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,1,6,5,2,3,4]=>[1,7,4,5,2,3,6]=>[5,6,3,4,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,1,6,5,2,4,3]=>[1,7,3,6,4,5,2]=>[7,3,5,6,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,1,6,5,3,2,4]=>[1,7,4,5,3,6,2]=>[7,5,3,4,6,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,1,6,5,3,4,2]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,1,6,5,4,2,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,1,6,5,4,3,2]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,2,1,3,4,5,6]=>[1,7,6,5,4,3,2]=>[7,6,5,4,3,2,1]=>[[[[[[[.,.],.],.],.],.],.],.]=>[.,[[[[[[.,.],.],.],.],.],.]]
[7,2,1,3,4,6,5]=>[1,7,5,4,3,2,6]=>[6,5,4,3,7,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,2,1,3,5,4,6]=>[1,7,6,4,3,2,5]=>[6,5,4,7,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,2,1,3,5,6,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,1,3,6,4,5]=>[1,7,5,6,4,3,2]=>[7,6,5,3,4,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,2,1,3,6,5,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,1,4,3,5,6]=>[1,7,6,5,3,2,4]=>[6,5,7,4,3,2,1]=>[[[[[[.,.],[.,.]],.],.],.],.]=>[.,[[[[[.,.],[.,.]],.],.],.]]
[7,2,1,4,3,6,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,1,4,5,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,2,1,4,5,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,1,4,6,3,5]=>[1,7,5,6,3,2,4]=>[6,5,7,3,4,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,1,4,6,5,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,1,5,3,4,6]=>[1,7,6,4,5,3,2]=>[7,6,4,5,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,2,1,5,3,6,4]=>[1,7,4,5,3,2,6]=>[6,5,3,4,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,1,5,4,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,2,1,5,4,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,1,5,6,3,4]=>[1,7,4,5,6,3,2]=>[7,6,3,4,5,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,1,5,6,4,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,1,6,3,4,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,1,6,3,5,4]=>[1,7,4,6,5,3,2]=>[7,6,3,5,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,2,1,6,4,3,5]=>[1,7,5,4,6,3,2]=>[7,6,4,3,5,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
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[7,2,1,6,5,3,4]=>[1,7,4,6,3,2,5]=>[6,5,3,7,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,2,1,6,5,4,3]=>[1,7,3,2,4,6,5]=>[4,3,5,7,6,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,2,3,1,4,5,6]=>[1,7,6,5,4,2,3]=>[6,7,5,4,3,2,1]=>[[[[[[.,[.,.]],.],.],.],.],.]=>[.,[[[[[.,[.,.]],.],.],.],.]]
[7,2,3,1,4,6,5]=>[1,7,5,4,2,3,6]=>[5,6,4,3,7,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,2,3,1,5,4,6]=>[1,7,6,4,2,3,5]=>[5,6,4,7,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,2,3,1,5,6,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,3,1,6,4,5]=>[1,7,5,6,4,2,3]=>[6,7,5,3,4,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,2,3,1,6,5,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,3,4,1,5,6]=>[1,7,6,5,2,3,4]=>[5,6,7,4,3,2,1]=>[[[[[.,[.,[.,.]]],.],.],.],.]=>[.,[[[[.,[.,[.,.]]],.],.],.]]
[7,2,3,4,1,6,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,3,4,5,1,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,2,3,4,5,6,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,3,4,6,1,5]=>[1,7,5,6,2,3,4]=>[5,6,7,3,4,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,3,4,6,5,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,3,5,1,4,6]=>[1,7,6,4,5,2,3]=>[6,7,4,5,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,2,3,5,1,6,4]=>[1,7,4,5,2,3,6]=>[5,6,3,4,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,3,5,4,1,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,2,3,5,4,6,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,3,5,6,1,4]=>[1,7,4,5,6,2,3]=>[6,7,3,4,5,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,3,5,6,4,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,3,6,1,4,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,3,6,1,5,4]=>[1,7,4,6,5,2,3]=>[6,7,3,5,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,2,3,6,4,1,5]=>[1,7,5,4,6,2,3]=>[6,7,4,3,5,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,2,3,6,4,5,1]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,2,3,6,5,1,4]=>[1,7,4,6,2,3,5]=>[5,6,3,7,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,2,3,6,5,4,1]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,2,4,1,3,5,6]=>[1,7,6,5,3,4,2]=>[7,5,6,4,3,2,1]=>[[[[[[.,.],[.,.]],.],.],.],.]=>[.,[[[[[.,.],[.,.]],.],.],.]]
[7,2,4,1,3,6,5]=>[1,7,5,3,4,2,6]=>[6,4,5,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,4,1,5,3,6]=>[1,7,6,3,4,2,5]=>[6,4,5,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,2,4,1,5,6,3]=>[1,7,3,4,2,5,6]=>[5,3,4,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,4,1,6,3,5]=>[1,7,5,6,3,4,2]=>[7,5,6,3,4,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,4,1,6,5,3]=>[1,7,3,4,2,5,6]=>[5,3,4,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,4,3,1,5,6]=>[1,7,6,5,2,3,4]=>[5,6,7,4,3,2,1]=>[[[[[.,[.,[.,.]]],.],.],.],.]=>[.,[[[[.,[.,[.,.]]],.],.],.]]
[7,2,4,3,1,6,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,4,3,5,1,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,2,4,3,5,6,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,4,3,6,1,5]=>[1,7,5,6,2,3,4]=>[5,6,7,3,4,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,4,3,6,5,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,4,5,1,3,6]=>[1,7,6,3,4,5,2]=>[7,4,5,6,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,2,4,5,1,6,3]=>[1,7,3,4,5,2,6]=>[6,3,4,5,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,4,5,3,1,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,2,4,5,3,6,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,4,5,6,1,3]=>[1,7,3,4,5,6,2]=>[7,3,4,5,6,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,2,4,5,6,3,1]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,2,4,6,1,3,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,4,6,1,5,3]=>[1,7,3,4,6,5,2]=>[7,3,4,6,5,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,2,4,6,3,1,5]=>[1,7,5,3,4,6,2]=>[7,4,5,3,6,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,4,6,3,5,1]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,2,4,6,5,1,3]=>[1,7,3,4,6,2,5]=>[6,3,4,7,5,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,2,4,6,5,3,1]=>[1,7,2,3,4,6,5]=>[3,4,5,7,6,2,1]=>[[[.,[.,[.,[[.,.],.]]]],.],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[7,2,5,1,3,4,6]=>[1,7,6,4,2,3,5]=>[5,6,4,7,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,2,5,1,3,6,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,5,1,4,3,6]=>[1,7,6,3,5,4,2]=>[7,4,6,5,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,2,5,1,4,6,3]=>[1,7,3,5,4,2,6]=>[6,3,5,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,2,5,1,6,3,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,5,1,6,4,3]=>[1,7,3,5,6,4,2]=>[7,3,6,4,5,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,2,5,3,1,4,6]=>[1,7,6,4,3,5,2]=>[7,5,4,6,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,2,5,3,1,6,4]=>[1,7,4,3,5,2,6]=>[6,4,3,5,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,5,3,4,1,6]=>[1,7,6,2,3,5,4]=>[4,5,7,6,3,2,1]=>[[[[.,[.,[[.,.],.]]],.],.],.]=>[.,[[[.,[.,[[.,.],.]]],.],.]]
[7,2,5,3,4,6,1]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,2,5,3,6,1,4]=>[1,7,4,3,5,6,2]=>[7,4,3,5,6,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,5,3,6,4,1]=>[1,7,2,3,5,6,4]=>[3,4,7,5,6,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,2,5,4,1,3,6]=>[1,7,6,3,5,2,4]=>[6,4,7,5,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,2,5,4,1,6,3]=>[1,7,3,5,2,4,6]=>[5,3,6,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,2,5,4,3,1,6]=>[1,7,6,2,3,5,4]=>[4,5,7,6,3,2,1]=>[[[[.,[.,[[.,.],.]]],.],.],.]=>[.,[[[.,[.,[[.,.],.]]],.],.]]
[7,2,5,4,3,6,1]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,2,5,4,6,1,3]=>[1,7,3,5,6,2,4]=>[6,3,7,4,5,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,2,5,4,6,3,1]=>[1,7,2,3,5,6,4]=>[3,4,7,5,6,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,2,5,6,1,3,4]=>[1,7,4,6,3,5,2]=>[7,5,3,6,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,2,5,6,1,4,3]=>[1,7,3,5,2,4,6]=>[5,3,6,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,2,5,6,3,1,4]=>[1,7,4,6,2,3,5]=>[5,6,3,7,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,2,5,6,3,4,1]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,2,5,6,4,1,3]=>[1,7,3,5,4,6,2]=>[7,3,5,4,6,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,2,5,6,4,3,1]=>[1,7,2,3,5,4,6]=>[3,4,6,5,7,2,1]=>[[[.,[.,[[.,.],[.,.]]]],.],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[7,2,6,1,3,4,5]=>[1,7,5,3,6,4,2]=>[7,4,6,3,5,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,6,1,3,5,4]=>[1,7,4,2,3,6,5]=>[4,5,3,7,6,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,2,6,1,4,3,5]=>[1,7,5,4,2,3,6]=>[5,6,4,3,7,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,2,6,1,4,5,3]=>[1,7,3,6,5,4,2]=>[7,3,6,5,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,2,6,1,5,3,4]=>[1,7,4,2,3,6,5]=>[4,5,3,7,6,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,2,6,1,5,4,3]=>[1,7,3,6,4,2,5]=>[6,3,5,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,2,6,3,1,4,5]=>[1,7,5,2,3,6,4]=>[4,5,7,3,6,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,6,3,1,5,4]=>[1,7,4,3,6,5,2]=>[7,4,3,6,5,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,2,6,3,4,1,5]=>[1,7,5,4,3,6,2]=>[7,5,4,3,6,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,2,6,3,4,5,1]=>[1,7,2,3,6,5,4]=>[3,4,7,6,5,2,1]=>[[[.,[.,[[[.,.],.],.]]],.],.]=>[.,[[.,[.,[[[.,.],.],.]]],.]]
[7,2,6,3,5,1,4]=>[1,7,4,3,6,2,5]=>[6,4,3,7,5,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,2,6,3,5,4,1]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,2,6,4,1,3,5]=>[1,7,5,2,3,6,4]=>[4,5,7,3,6,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,2,6,4,1,5,3]=>[1,7,3,6,5,2,4]=>[6,3,7,5,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,2,6,4,3,1,5]=>[1,7,5,3,6,2,4]=>[6,4,7,3,5,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,2,6,4,3,5,1]=>[1,7,2,3,6,5,4]=>[3,4,7,6,5,2,1]=>[[[.,[.,[[[.,.],.],.]]],.],.]=>[.,[[.,[.,[[[.,.],.],.]]],.]]
[7,2,6,4,5,1,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,2,6,4,5,3,1]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,2,6,5,1,3,4]=>[1,7,4,5,2,3,6]=>[5,6,3,4,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,2,6,5,1,4,3]=>[1,7,3,6,4,5,2]=>[7,3,5,6,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,2,6,5,3,1,4]=>[1,7,4,5,3,6,2]=>[7,5,3,4,6,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,2,6,5,3,4,1]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,2,6,5,4,1,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,2,6,5,4,3,1]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,3,1,2,4,5,6]=>[1,7,6,5,4,2,3]=>[6,7,5,4,3,2,1]=>[[[[[[.,[.,.]],.],.],.],.],.]=>[.,[[[[[.,[.,.]],.],.],.],.]]
[7,3,1,2,4,6,5]=>[1,7,5,4,2,3,6]=>[5,6,4,3,7,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,3,1,2,5,4,6]=>[1,7,6,4,2,3,5]=>[5,6,4,7,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,3,1,2,5,6,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,3,1,2,6,4,5]=>[1,7,5,6,4,2,3]=>[6,7,5,3,4,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,3,1,2,6,5,4]=>[1,7,4,2,3,5,6]=>[4,5,3,6,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,3,1,4,2,5,6]=>[1,7,6,5,2,3,4]=>[5,6,7,4,3,2,1]=>[[[[[.,[.,[.,.]]],.],.],.],.]=>[.,[[[[.,[.,[.,.]]],.],.],.]]
[7,3,1,4,2,6,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,3,1,4,5,2,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,3,1,4,5,6,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,3,1,4,6,2,5]=>[1,7,5,6,2,3,4]=>[5,6,7,3,4,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,3,1,4,6,5,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,3,1,5,2,4,6]=>[1,7,6,4,5,2,3]=>[6,7,4,5,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,3,1,5,2,6,4]=>[1,7,4,5,2,3,6]=>[5,6,3,4,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,3,1,5,4,2,6]=>[1,7,6,2,3,4,5]=>[4,5,6,7,3,2,1]=>[[[[.,[.,[.,[.,.]]]],.],.],.]=>[.,[[[.,[.,[.,[.,.]]]],.],.]]
[7,3,1,5,4,6,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,3,1,5,6,2,4]=>[1,7,4,5,6,2,3]=>[6,7,3,4,5,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,3,1,5,6,4,2]=>[1,7,2,3,4,5,6]=>[3,4,5,6,7,2,1]=>[[[.,[.,[.,[.,[.,.]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[7,3,1,6,2,4,5]=>[1,7,5,2,3,4,6]=>[4,5,6,3,7,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,3,1,6,2,5,4]=>[1,7,4,6,5,2,3]=>[6,7,3,5,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
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[7,3,6,5,2,4,1]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,3,6,5,4,1,2]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,3,6,5,4,2,1]=>[1,7,2,3,6,4,5]=>[3,4,6,7,5,2,1]=>[[[.,[.,[[.,[.,.]],.]]],.],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[7,4,1,2,3,5,6]=>[1,7,6,5,3,2,4]=>[6,5,7,4,3,2,1]=>[[[[[[.,.],[.,.]],.],.],.],.]=>[.,[[[[[.,.],[.,.]],.],.],.]]
[7,4,1,2,3,6,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,1,2,5,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,4,1,2,5,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,1,2,6,3,5]=>[1,7,5,6,3,2,4]=>[6,5,7,3,4,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,1,2,6,5,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,1,3,2,5,6]=>[1,7,6,5,2,4,3]=>[5,7,6,4,3,2,1]=>[[[[[.,[[.,.],.]],.],.],.],.]=>[.,[[[[.,[[.,.],.]],.],.],.]]
[7,4,1,3,2,6,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,1,3,5,2,6]=>[1,7,6,2,4,3,5]=>[4,6,5,7,3,2,1]=>[[[[.,[[.,.],[.,.]]],.],.],.]=>[.,[[[.,[[.,.],[.,.]]],.],.]]
[7,4,1,3,5,6,2]=>[1,7,2,4,3,5,6]=>[3,5,4,6,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,1,3,6,2,5]=>[1,7,5,6,2,4,3]=>[5,7,6,3,4,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,1,3,6,5,2]=>[1,7,2,4,3,5,6]=>[3,5,4,6,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,1,5,2,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,4,1,5,2,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,1,5,3,2,6]=>[1,7,6,2,4,5,3]=>[4,7,5,6,3,2,1]=>[[[[.,[[.,.],[.,.]]],.],.],.]=>[.,[[[.,[[.,.],[.,.]]],.],.]]
[7,4,1,5,3,6,2]=>[1,7,2,4,5,3,6]=>[3,6,4,5,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,1,5,6,2,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,1,5,6,3,2]=>[1,7,2,4,5,6,3]=>[3,7,4,5,6,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,1,6,2,3,5]=>[1,7,5,2,4,6,3]=>[4,7,5,3,6,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,1,6,2,5,3]=>[1,7,3,2,4,6,5]=>[4,3,5,7,6,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,4,1,6,3,2,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,1,6,3,5,2]=>[1,7,2,4,6,5,3]=>[3,7,4,6,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
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[7,4,1,6,5,3,2]=>[1,7,2,4,6,3,5]=>[3,6,4,7,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,2,1,3,5,6]=>[1,7,6,5,3,2,4]=>[6,5,7,4,3,2,1]=>[[[[[[.,.],[.,.]],.],.],.],.]=>[.,[[[[[.,.],[.,.]],.],.],.]]
[7,4,2,1,3,6,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,2,1,5,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,4,2,1,5,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,2,1,6,3,5]=>[1,7,5,6,3,2,4]=>[6,5,7,3,4,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,2,1,6,5,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,2,3,1,5,6]=>[1,7,6,5,2,4,3]=>[5,7,6,4,3,2,1]=>[[[[[.,[[.,.],.]],.],.],.],.]=>[.,[[[[.,[[.,.],.]],.],.],.]]
[7,4,2,3,1,6,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,2,3,5,1,6]=>[1,7,6,2,4,3,5]=>[4,6,5,7,3,2,1]=>[[[[.,[[.,.],[.,.]]],.],.],.]=>[.,[[[.,[[.,.],[.,.]]],.],.]]
[7,4,2,3,5,6,1]=>[1,7,2,4,3,5,6]=>[3,5,4,6,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,2,3,6,1,5]=>[1,7,5,6,2,4,3]=>[5,7,6,3,4,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,2,3,6,5,1]=>[1,7,2,4,3,5,6]=>[3,5,4,6,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,2,5,1,3,6]=>[1,7,6,3,2,4,5]=>[5,4,6,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
[7,4,2,5,1,6,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,2,5,3,1,6]=>[1,7,6,2,4,5,3]=>[4,7,5,6,3,2,1]=>[[[[.,[[.,.],[.,.]]],.],.],.]=>[.,[[[.,[[.,.],[.,.]]],.],.]]
[7,4,2,5,3,6,1]=>[1,7,2,4,5,3,6]=>[3,6,4,5,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,2,5,6,1,3]=>[1,7,3,2,4,5,6]=>[4,3,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,4,2,5,6,3,1]=>[1,7,2,4,5,6,3]=>[3,7,4,5,6,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,2,6,1,3,5]=>[1,7,5,2,4,6,3]=>[4,7,5,3,6,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,2,6,1,5,3]=>[1,7,3,2,4,6,5]=>[4,3,5,7,6,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,4,2,6,3,1,5]=>[1,7,5,3,2,4,6]=>[5,4,6,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,2,6,3,5,1]=>[1,7,2,4,6,5,3]=>[3,7,4,6,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
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[7,4,2,6,5,3,1]=>[1,7,2,4,6,3,5]=>[3,6,4,7,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
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[7,4,3,1,2,6,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
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[7,4,3,1,6,2,5]=>[1,7,5,6,2,4,3]=>[5,7,6,3,4,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
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[7,4,3,2,6,1,5]=>[1,7,5,6,2,4,3]=>[5,7,6,3,4,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,3,2,6,5,1]=>[1,7,2,4,3,5,6]=>[3,5,4,6,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
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[7,4,3,6,1,2,5]=>[1,7,5,2,4,6,3]=>[4,7,5,3,6,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
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[7,4,5,3,1,2,6]=>[1,7,6,2,4,3,5]=>[4,6,5,7,3,2,1]=>[[[[.,[[.,.],[.,.]]],.],.],.]=>[.,[[[.,[[.,.],[.,.]]],.],.]]
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[7,4,5,3,6,1,2]=>[1,7,2,4,3,5,6]=>[3,5,4,6,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
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[7,4,5,6,1,2,3]=>[1,7,3,5,2,4,6]=>[5,3,6,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,4,5,6,1,3,2]=>[1,7,2,4,6,3,5]=>[3,6,4,7,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,5,6,2,1,3]=>[1,7,3,5,2,4,6]=>[5,3,6,4,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,4,5,6,2,3,1]=>[1,7,2,4,6,3,5]=>[3,6,4,7,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,5,6,3,1,2]=>[1,7,2,4,6,3,5]=>[3,6,4,7,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,5,6,3,2,1]=>[1,7,2,4,6,3,5]=>[3,6,4,7,5,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,1,2,3,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,6,1,2,5,3]=>[1,7,3,6,5,2,4]=>[6,3,7,5,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,4,6,1,3,2,5]=>[1,7,5,3,6,2,4]=>[6,4,7,3,5,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,6,1,3,5,2]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,1,5,2,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,4,6,1,5,3,2]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,2,1,3,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,6,2,1,5,3]=>[1,7,3,6,5,2,4]=>[6,3,7,5,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,4,6,2,3,1,5]=>[1,7,5,3,6,2,4]=>[6,4,7,3,5,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,4,6,2,3,5,1]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,2,5,1,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,4,6,2,5,3,1]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,3,1,2,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,6,3,1,5,2]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,3,2,1,5]=>[1,7,5,2,4,3,6]=>[4,6,5,3,7,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,4,6,3,2,5,1]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,3,5,1,2]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,3,5,2,1]=>[1,7,2,4,3,6,5]=>[3,5,4,7,6,2,1]=>[[[.,[[.,.],[[.,.],.]]],.],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[7,4,6,5,1,2,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,4,6,5,1,3,2]=>[1,7,2,4,5,3,6]=>[3,6,4,5,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,6,5,2,1,3]=>[1,7,3,6,2,4,5]=>[5,3,6,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,4,6,5,2,3,1]=>[1,7,2,4,5,3,6]=>[3,6,4,5,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,6,5,3,1,2]=>[1,7,2,4,5,3,6]=>[3,6,4,5,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,4,6,5,3,2,1]=>[1,7,2,4,5,3,6]=>[3,6,4,5,7,2,1]=>[[[.,[[.,.],[.,[.,.]]]],.],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[7,5,1,2,3,4,6]=>[1,7,6,4,2,5,3]=>[5,7,4,6,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,5,1,2,3,6,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,1,2,4,3,6]=>[1,7,6,3,2,5,4]=>[5,4,7,6,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,5,1,2,4,6,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,1,2,6,3,4]=>[1,7,4,2,5,6,3]=>[4,7,3,5,6,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,1,2,6,4,3]=>[1,7,3,2,5,6,4]=>[4,3,7,5,6,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,1,3,2,4,6]=>[1,7,6,4,3,2,5]=>[6,5,4,7,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,5,1,3,2,6,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,5,1,3,4,2,6]=>[1,7,6,2,5,4,3]=>[4,7,6,5,3,2,1]=>[[[[.,[[[.,.],.],.]],.],.],.]=>[.,[[[.,[[[.,.],.],.]],.],.]]
[7,5,1,3,4,6,2]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,1,3,6,2,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,5,1,3,6,4,2]=>[1,7,2,5,6,4,3]=>[3,7,6,4,5,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,1,4,2,3,6]=>[1,7,6,3,2,5,4]=>[5,4,7,6,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,5,1,4,2,6,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,1,4,3,2,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
[7,5,1,4,3,6,2]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,1,4,6,2,3]=>[1,7,3,2,5,6,4]=>[4,3,7,5,6,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,1,4,6,3,2]=>[1,7,2,5,6,3,4]=>[3,6,7,4,5,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,1,6,2,3,4]=>[1,7,4,6,3,2,5]=>[6,5,3,7,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,5,1,6,2,4,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,1,6,3,2,4]=>[1,7,4,6,2,5,3]=>[5,7,3,6,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,5,1,6,3,4,2]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,1,6,4,2,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,1,6,4,3,2]=>[1,7,2,5,4,6,3]=>[3,7,5,4,6,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,2,1,3,4,6]=>[1,7,6,4,2,5,3]=>[5,7,4,6,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,5,2,1,3,6,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,2,1,4,3,6]=>[1,7,6,3,2,5,4]=>[5,4,7,6,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,5,2,1,4,6,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,2,1,6,3,4]=>[1,7,4,2,5,6,3]=>[4,7,3,5,6,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,2,1,6,4,3]=>[1,7,3,2,5,6,4]=>[4,3,7,5,6,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,2,3,1,4,6]=>[1,7,6,4,3,2,5]=>[6,5,4,7,3,2,1]=>[[[[[[.,.],.],[.,.]],.],.],.]=>[.,[[[[[.,.],.],[.,.]],.],.]]
[7,5,2,3,1,6,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,5,2,3,4,1,6]=>[1,7,6,2,5,4,3]=>[4,7,6,5,3,2,1]=>[[[[.,[[[.,.],.],.]],.],.],.]=>[.,[[[.,[[[.,.],.],.]],.],.]]
[7,5,2,3,4,6,1]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,2,3,6,1,4]=>[1,7,4,3,2,5,6]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,5,2,3,6,4,1]=>[1,7,2,5,6,4,3]=>[3,7,6,4,5,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,2,4,1,3,6]=>[1,7,6,3,2,5,4]=>[5,4,7,6,3,2,1]=>[[[[[.,.],[[.,.],.]],.],.],.]=>[.,[[[[.,.],[[.,.],.]],.],.]]
[7,5,2,4,1,6,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,2,4,3,1,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
[7,5,2,4,3,6,1]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,2,4,6,1,3]=>[1,7,3,2,5,6,4]=>[4,3,7,5,6,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,2,4,6,3,1]=>[1,7,2,5,6,3,4]=>[3,6,7,4,5,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,2,6,1,3,4]=>[1,7,4,6,3,2,5]=>[6,5,3,7,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,5,2,6,1,4,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,2,6,3,1,4]=>[1,7,4,6,2,5,3]=>[5,7,3,6,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,5,2,6,3,4,1]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,2,6,4,1,3]=>[1,7,3,2,5,4,6]=>[4,3,6,5,7,2,1]=>[[[[.,.],[[.,.],[.,.]]],.],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[7,5,2,6,4,3,1]=>[1,7,2,5,4,6,3]=>[3,7,5,4,6,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,3,1,2,4,6]=>[1,7,6,4,2,5,3]=>[5,7,4,6,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,5,3,1,2,6,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,3,1,4,2,6]=>[1,7,6,2,5,4,3]=>[4,7,6,5,3,2,1]=>[[[[.,[[[.,.],.],.]],.],.],.]=>[.,[[[.,[[[.,.],.],.]],.],.]]
[7,5,3,1,4,6,2]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,3,1,6,2,4]=>[1,7,4,2,5,6,3]=>[4,7,3,5,6,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,3,1,6,4,2]=>[1,7,2,5,6,4,3]=>[3,7,6,4,5,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,3,2,1,4,6]=>[1,7,6,4,2,5,3]=>[5,7,4,6,3,2,1]=>[[[[[.,[.,.]],[.,.]],.],.],.]=>[.,[[[[.,[.,.]],[.,.]],.],.]]
[7,5,3,2,1,6,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,3,2,4,1,6]=>[1,7,6,2,5,4,3]=>[4,7,6,5,3,2,1]=>[[[[.,[[[.,.],.],.]],.],.],.]=>[.,[[[.,[[[.,.],.],.]],.],.]]
[7,5,3,2,4,6,1]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,3,2,6,1,4]=>[1,7,4,2,5,6,3]=>[4,7,3,5,6,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,3,2,6,4,1]=>[1,7,2,5,6,4,3]=>[3,7,6,4,5,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,3,4,1,2,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
[7,5,3,4,1,6,2]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,3,4,2,1,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
[7,5,3,4,2,6,1]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,3,4,6,1,2]=>[1,7,2,5,6,3,4]=>[3,6,7,4,5,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,3,4,6,2,1]=>[1,7,2,5,6,3,4]=>[3,6,7,4,5,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,3,6,1,2,4]=>[1,7,4,6,2,5,3]=>[5,7,3,6,4,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
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[7,5,4,1,3,2,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
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[7,5,4,2,1,3,6]=>[1,7,6,3,4,2,5]=>[6,4,5,7,3,2,1]=>[[[[[.,.],[.,[.,.]]],.],.],.]=>[.,[[[[.,.],[.,[.,.]]],.],.]]
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[7,5,4,2,3,1,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
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[7,5,4,3,1,2,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
[7,5,4,3,1,6,2]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,3,2,1,6]=>[1,7,6,2,5,3,4]=>[4,6,7,5,3,2,1]=>[[[[.,[[.,[.,.]],.]],.],.],.]=>[.,[[[.,[[.,[.,.]],.]],.],.]]
[7,5,4,3,2,6,1]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,3,6,1,2]=>[1,7,2,5,6,3,4]=>[3,6,7,4,5,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,3,6,2,1]=>[1,7,2,5,6,3,4]=>[3,6,7,4,5,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,6,1,2,3]=>[1,7,3,4,6,2,5]=>[6,3,4,7,5,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,5,4,6,1,3,2]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,6,2,1,3]=>[1,7,3,4,6,2,5]=>[6,3,4,7,5,2,1]=>[[[[.,.],[.,[[.,.],.]]],.],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[7,5,4,6,2,3,1]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,6,3,1,2]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,4,6,3,2,1]=>[1,7,2,5,3,4,6]=>[3,5,6,4,7,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,1,2,3,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,6,1,2,4,3]=>[1,7,3,6,4,2,5]=>[6,3,5,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,5,6,1,3,2,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,6,1,3,4,2]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,1,4,2,3]=>[1,7,3,6,2,5,4]=>[5,3,7,6,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,5,6,1,4,3,2]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,6,2,1,3,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,6,2,1,4,3]=>[1,7,3,6,4,2,5]=>[6,3,5,7,4,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,5,6,2,3,1,4]=>[1,7,4,2,5,3,6]=>[4,6,3,5,7,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,5,6,2,3,4,1]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,2,4,1,3]=>[1,7,3,6,2,5,4]=>[5,3,7,6,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,5,6,2,4,3,1]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,6,3,1,2,4]=>[1,7,4,3,6,2,5]=>[6,4,3,7,5,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,5,6,3,1,4,2]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,3,2,1,4]=>[1,7,4,3,6,2,5]=>[6,4,3,7,5,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,5,6,3,2,4,1]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,3,4,1,2]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,6,3,4,2,1]=>[1,7,2,5,4,3,6]=>[3,6,5,4,7,2,1]=>[[[.,[[[.,.],.],[.,.]]],.],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[7,5,6,4,1,2,3]=>[1,7,3,6,2,5,4]=>[5,3,7,6,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,5,6,4,1,3,2]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,4,2,1,3]=>[1,7,3,6,2,5,4]=>[5,3,7,6,4,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,5,6,4,2,3,1]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,4,3,1,2]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,5,6,4,3,2,1]=>[1,7,2,5,3,6,4]=>[3,5,7,4,6,2,1]=>[[[.,[[.,[.,.]],[.,.]]],.],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[7,6,1,2,3,4,5]=>[1,7,5,3,2,6,4]=>[5,4,7,3,6,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,6,1,2,3,5,4]=>[1,7,4,2,6,5,3]=>[4,7,3,6,5,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,6,1,2,4,3,5]=>[1,7,5,4,2,6,3]=>[5,7,4,3,6,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,6,1,2,4,5,3]=>[1,7,3,2,6,5,4]=>[4,3,7,6,5,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,6,1,2,5,3,4]=>[1,7,4,2,6,3,5]=>[4,6,3,7,5,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,6,1,2,5,4,3]=>[1,7,3,2,6,4,5]=>[4,3,6,7,5,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,6,1,3,2,4,5]=>[1,7,5,2,6,4,3]=>[4,7,6,3,5,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,6,1,3,2,5,4]=>[1,7,4,3,2,6,5]=>[5,4,3,7,6,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,6,1,3,4,2,5]=>[1,7,5,4,3,2,6]=>[6,5,4,3,7,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,6,1,3,4,5,2]=>[1,7,2,6,5,4,3]=>[3,7,6,5,4,2,1]=>[[[.,[[[[.,.],.],.],.]],.],.]=>[.,[[.,[[[[.,.],.],.],.]],.]]
[7,6,1,3,5,2,4]=>[1,7,4,3,2,6,5]=>[5,4,3,7,6,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,6,1,3,5,4,2]=>[1,7,2,6,4,3,5]=>[3,6,5,7,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
[7,6,1,4,2,3,5]=>[1,7,5,2,6,3,4]=>[4,6,7,3,5,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,6,1,4,2,5,3]=>[1,7,3,2,6,5,4]=>[4,3,7,6,5,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,6,1,4,3,2,5]=>[1,7,5,3,2,6,4]=>[5,4,7,3,6,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,6,1,4,3,5,2]=>[1,7,2,6,5,3,4]=>[3,6,7,5,4,2,1]=>[[[.,[[[.,[.,.]],.],.]],.],.]=>[.,[[.,[[[.,[.,.]],.],.]],.]]
[7,6,1,4,5,2,3]=>[1,7,3,2,6,4,5]=>[4,3,6,7,5,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,6,1,4,5,3,2]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,1,5,2,3,4]=>[1,7,4,5,2,6,3]=>[5,7,3,4,6,2,1]=>[[[[.,[.,.]],[.,[.,.]]],.],.]=>[.,[[[.,[.,.]],[.,[.,.]]],.]]
[7,6,1,5,2,4,3]=>[1,7,3,2,6,4,5]=>[4,3,6,7,5,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,6,1,5,3,2,4]=>[1,7,4,5,3,2,6]=>[6,5,3,4,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,6,1,5,3,4,2]=>[1,7,2,6,4,5,3]=>[3,7,5,6,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
[7,6,1,5,4,2,3]=>[1,7,3,2,6,4,5]=>[4,3,6,7,5,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,6,1,5,4,3,2]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,2,1,3,4,5]=>[1,7,5,3,2,6,4]=>[5,4,7,3,6,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,6,2,1,3,5,4]=>[1,7,4,2,6,5,3]=>[4,7,3,6,5,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,6,2,1,4,3,5]=>[1,7,5,4,2,6,3]=>[5,7,4,3,6,2,1]=>[[[[[.,[.,.]],.],[.,.]],.],.]=>[.,[[[[.,[.,.]],.],[.,.]],.]]
[7,6,2,1,4,5,3]=>[1,7,3,2,6,5,4]=>[4,3,7,6,5,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,6,2,1,5,3,4]=>[1,7,4,2,6,3,5]=>[4,6,3,7,5,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
[7,6,2,1,5,4,3]=>[1,7,3,2,6,4,5]=>[4,3,6,7,5,2,1]=>[[[[.,.],[[.,[.,.]],.]],.],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[7,6,2,3,1,4,5]=>[1,7,5,2,6,4,3]=>[4,7,6,3,5,2,1]=>[[[[.,[[.,.],.]],[.,.]],.],.]=>[.,[[[.,[[.,.],.]],[.,.]],.]]
[7,6,2,3,1,5,4]=>[1,7,4,3,2,6,5]=>[5,4,3,7,6,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,6,2,3,4,1,5]=>[1,7,5,4,3,2,6]=>[6,5,4,3,7,2,1]=>[[[[[[.,.],.],.],[.,.]],.],.]=>[.,[[[[[.,.],.],.],[.,.]],.]]
[7,6,2,3,4,5,1]=>[1,7,2,6,5,4,3]=>[3,7,6,5,4,2,1]=>[[[.,[[[[.,.],.],.],.]],.],.]=>[.,[[.,[[[[.,.],.],.],.]],.]]
[7,6,2,3,5,1,4]=>[1,7,4,3,2,6,5]=>[5,4,3,7,6,2,1]=>[[[[[.,.],.],[[.,.],.]],.],.]=>[.,[[[[.,.],.],[[.,.],.]],.]]
[7,6,2,3,5,4,1]=>[1,7,2,6,4,3,5]=>[3,6,5,7,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
[7,6,2,4,1,3,5]=>[1,7,5,2,6,3,4]=>[4,6,7,3,5,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,6,2,4,1,5,3]=>[1,7,3,2,6,5,4]=>[4,3,7,6,5,2,1]=>[[[[.,.],[[[.,.],.],.]],.],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[7,6,2,4,3,1,5]=>[1,7,5,3,2,6,4]=>[5,4,7,3,6,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
[7,6,2,4,3,5,1]=>[1,7,2,6,5,3,4]=>[3,6,7,5,4,2,1]=>[[[.,[[[.,[.,.]],.],.]],.],.]=>[.,[[.,[[[.,[.,.]],.],.]],.]]
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[7,6,4,1,3,2,5]=>[1,7,5,3,4,2,6]=>[6,4,5,3,7,2,1]=>[[[[[.,.],[.,.]],[.,.]],.],.]=>[.,[[[[.,.],[.,.]],[.,.]],.]]
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[7,6,4,2,5,3,1]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
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[7,6,4,3,2,1,5]=>[1,7,5,2,6,3,4]=>[4,6,7,3,5,2,1]=>[[[[.,[.,[.,.]]],[.,.]],.],.]=>[.,[[[.,[.,[.,.]]],[.,.]],.]]
[7,6,4,3,2,5,1]=>[1,7,2,6,5,3,4]=>[3,6,7,5,4,2,1]=>[[[.,[[[.,[.,.]],.],.]],.],.]=>[.,[[.,[[[.,[.,.]],.],.]],.]]
[7,6,4,3,5,1,2]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,4,3,5,2,1]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,4,5,1,2,3]=>[1,7,3,4,5,2,6]=>[6,3,4,5,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,6,4,5,1,3,2]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,4,5,2,1,3]=>[1,7,3,4,5,2,6]=>[6,3,4,5,7,2,1]=>[[[[.,.],[.,[.,[.,.]]]],.],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[7,6,4,5,2,3,1]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,4,5,3,1,2]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,4,5,3,2,1]=>[1,7,2,6,3,4,5]=>[3,5,6,7,4,2,1]=>[[[.,[[.,[.,[.,.]]],.]],.],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[7,6,5,1,2,3,4]=>[1,7,4,2,6,3,5]=>[4,6,3,7,5,2,1]=>[[[[.,[.,.]],[[.,.],.]],.],.]=>[.,[[[.,[.,.]],[[.,.],.]],.]]
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[7,6,5,1,3,4,2]=>[1,7,2,6,4,3,5]=>[3,6,5,7,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
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[7,6,5,2,3,4,1]=>[1,7,2,6,4,3,5]=>[3,6,5,7,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
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[7,6,5,2,4,3,1]=>[1,7,2,6,3,5,4]=>[3,5,7,6,4,2,1]=>[[[.,[[.,[[.,.],.]],.]],.],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
[7,6,5,3,1,2,4]=>[1,7,4,3,5,2,6]=>[6,4,3,5,7,2,1]=>[[[[[.,.],.],[.,[.,.]]],.],.]=>[.,[[[[.,.],.],[.,[.,.]]],.]]
[7,6,5,3,1,4,2]=>[1,7,2,6,4,3,5]=>[3,6,5,7,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
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[7,6,5,3,2,4,1]=>[1,7,2,6,4,3,5]=>[3,6,5,7,4,2,1]=>[[[.,[[[.,.],[.,.]],.]],.],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
[7,6,5,3,4,1,2]=>[1,7,2,6,3,5,4]=>[3,5,7,6,4,2,1]=>[[[.,[[.,[[.,.],.]],.]],.],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
[7,6,5,3,4,2,1]=>[1,7,2,6,3,5,4]=>[3,5,7,6,4,2,1]=>[[[.,[[.,[[.,.],.]],.]],.],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
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[7,6,5,4,2,3,1]=>[1,7,2,6,3,5,4]=>[3,5,7,6,4,2,1]=>[[[.,[[.,[[.,.],.]],.]],.],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
[7,6,5,4,3,1,2]=>[1,7,2,6,3,5,4]=>[3,5,7,6,4,2,1]=>[[[.,[[.,[[.,.],.]],.]],.],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
[7,6,5,4,3,2,1]=>[1,7,2,6,3,5,4]=>[3,5,7,6,4,2,1]=>[[[.,[[.,[[.,.],.]],.]],.],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
[8,7,6,5,4,3,2,1]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,5,4,3,2,1]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,6,7,5,4,3,2,1]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,8,5,4,3,2,1]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,8,5,4,3,2,1]=>[1,6,3,8,2,7,4,5]=>[5,3,7,8,2,6,4,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[8,7,5,6,4,3,2,1]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[7,8,5,6,4,3,2,1]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,6,5,7,4,3,2,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,5,6,7,4,3,2,1]=>[1,8,2,5,4,7,3,6]=>[3,7,5,4,8,6,2,1]=>[[[.,[[[.,.],.],[[.,.],.]]],.],.]=>[.,[[.,[[[.,.],.],[[.,.],.]]],.]]
[7,6,5,8,4,3,2,1]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,8,4,3,2,1]=>[1,6,3,5,4,8,2,7]=>[7,3,5,4,2,8,6,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[7,5,6,8,4,3,2,1]=>[1,7,2,5,4,8,3,6]=>[3,7,5,4,8,2,6,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[6,5,7,8,4,3,2,1]=>[1,6,3,7,2,5,4,8]=>[5,3,7,6,2,4,8,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[5,6,7,8,4,3,2,1]=>[1,5,4,8,2,6,3,7]=>[5,7,3,2,6,8,4,1]=>[[[[.,[.,.]],.],[[.,[.,.]],.]],.]=>[.,[[[.,[.,.]],.],[[.,[.,.]],.]]]
[8,7,6,4,5,3,2,1]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,4,5,3,2,1]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,6,7,4,5,3,2,1]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,8,4,5,3,2,1]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,8,4,5,3,2,1]=>[1,6,3,8,2,7,4,5]=>[5,3,7,8,2,6,4,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[8,7,4,5,6,3,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[8,6,4,5,7,3,2,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,4,5,6,7,3,2,1]=>[1,8,2,4,6,3,5,7]=>[3,6,4,7,5,8,2,1]=>[[[.,[[.,.],[[.,.],[.,.]]]],.],.]=>[.,[[.,[[.,.],[[.,.],[.,.]]]],.]]
[7,6,5,4,8,3,2,1]=>[1,7,2,6,3,5,8,4]=>[3,5,8,6,4,2,7,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,5,7,4,8,3,2,1]=>[1,6,3,7,2,5,8,4]=>[5,3,8,6,2,4,7,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[7,6,4,5,8,3,2,1]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,4,5,6,8,3,2,1]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[5,6,4,7,8,3,2,1]=>[1,5,8,2,6,3,4,7]=>[4,6,7,2,5,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,4,5,7,8,3,2,1]=>[1,6,3,5,8,2,4,7]=>[6,3,7,4,2,8,5,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[4,5,6,7,8,3,2,1]=>[1,4,7,2,5,8,3,6]=>[4,7,2,5,8,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[8,7,6,5,3,4,2,1]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,5,3,4,2,1]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[7,6,8,5,3,4,2,1]=>[1,7,2,6,4,5,3,8]=>[3,7,5,6,4,2,8,1]=>[[[.,[[[.,.],[.,.]],.]],[.,.]],.]=>[.,[[.,[[[.,.],[.,.]],.]],[.,.]]]
[8,7,5,6,3,4,2,1]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[7,8,5,6,3,4,2,1]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,5,6,7,3,4,2,1]=>[1,8,2,5,3,6,4,7]=>[3,5,7,4,6,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[6,7,5,8,3,4,2,1]=>[1,6,4,8,2,7,3,5]=>[5,7,3,8,2,6,4,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[6,5,7,8,3,4,2,1]=>[1,6,4,8,2,5,3,7]=>[5,7,3,6,2,8,4,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[5,6,7,8,3,4,2,1]=>[1,5,3,7,2,6,4,8]=>[5,3,7,2,6,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[8,7,6,4,3,5,2,1]=>[1,8,2,7,3,6,5,4]=>[3,5,8,7,6,4,2,1]=>[[[.,[[.,[[[.,.],.],.]],.]],.],.]=>[.,[[.,[[.,[[[.,.],.],.]],.]],.]]
[7,8,6,4,3,5,2,1]=>[1,7,2,8,3,6,5,4]=>[3,5,8,7,6,2,4,1]=>[[[.,[.,[[[.,.],.],.]]],[.,.]],.]=>[.,[[.,[.,[[[.,.],.],.]]],[.,.]]]
[7,6,8,4,3,5,2,1]=>[1,7,2,6,5,3,8,4]=>[3,6,8,5,4,2,7,1]=>[[[.,[[[.,[.,.]],.],.]],[.,.]],.]=>[.,[[.,[[[.,[.,.]],.],.]],[.,.]]]
[8,7,6,3,4,5,2,1]=>[1,8,2,7,3,6,5,4]=>[3,5,8,7,6,4,2,1]=>[[[.,[[.,[[[.,.],.],.]],.]],.],.]=>[.,[[.,[[.,[[[.,.],.],.]],.]],.]]
[7,8,6,3,4,5,2,1]=>[1,7,2,8,3,6,5,4]=>[3,5,8,7,6,2,4,1]=>[[[.,[.,[[[.,.],.],.]]],[.,.]],.]=>[.,[[.,[.,[[[.,.],.],.]]],[.,.]]]
[8,6,7,3,4,5,2,1]=>[1,8,2,6,5,4,3,7]=>[3,7,6,5,4,8,2,1]=>[[[.,[[[[.,.],.],.],[.,.]]],.],.]=>[.,[[.,[[[[.,.],.],.],[.,.]]],.]]
[6,7,8,3,4,5,2,1]=>[1,6,5,4,3,8,2,7]=>[7,5,4,3,2,8,6,1]=>[[[[[[.,.],.],.],.],[[.,.],.]],.]=>[.,[[[[[.,.],.],.],.],[[.,.],.]]]
[8,7,5,4,3,6,2,1]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[7,8,5,4,3,6,2,1]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,7,4,5,3,6,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[8,7,5,3,4,6,2,1]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[7,8,5,3,4,6,2,1]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,7,4,3,5,6,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[8,7,3,4,5,6,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[7,8,3,4,5,6,2,1]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,6,4,5,3,7,2,1]=>[1,8,2,6,7,3,4,5]=>[3,6,7,8,4,5,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,5,4,6,3,7,2,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,6,4,3,5,7,2,1]=>[1,8,2,6,7,3,4,5]=>[3,6,7,8,4,5,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,5,4,3,6,7,2,1]=>[1,8,2,5,6,7,3,4]=>[3,7,8,4,5,6,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,5,3,4,6,7,2,1]=>[1,8,2,5,6,7,3,4]=>[3,7,8,4,5,6,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,4,3,5,6,7,2,1]=>[1,8,2,4,5,6,7,3]=>[3,8,4,5,6,7,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,3,4,5,6,7,2,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[6,5,7,4,3,8,2,1]=>[1,6,8,2,5,3,7,4]=>[4,6,8,5,2,7,3,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[7,6,4,5,3,8,2,1]=>[1,7,2,6,8,3,4,5]=>[3,6,7,8,4,2,5,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,5,3,8,2,1]=>[1,6,8,2,7,3,4,5]=>[4,6,7,8,2,5,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,5,4,6,3,8,2,1]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,6,3,8,2,1]=>[1,7,2,4,6,8,3,5]=>[3,7,4,8,5,2,6,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[6,5,4,7,3,8,2,1]=>[1,6,8,2,5,3,4,7]=>[4,6,7,5,2,8,3,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[5,4,6,7,3,8,2,1]=>[1,5,3,6,8,2,4,7]=>[6,3,7,2,4,8,5,1]=>[[[[.,.],[.,.]],[.,[[.,.],.]]],.]=>[.,[[[.,.],[.,.]],[.,[[.,.],.]]]]
[4,5,6,7,3,8,2,1]=>[1,4,7,2,5,3,6,8]=>[4,6,2,5,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[7,6,4,3,5,8,2,1]=>[1,7,2,6,8,3,4,5]=>[3,6,7,8,4,2,5,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,6,3,4,5,8,2,1]=>[1,7,2,6,8,3,4,5]=>[3,6,7,8,4,2,5,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,5,4,3,6,8,2,1]=>[1,7,2,5,6,8,3,4]=>[3,7,8,4,5,2,6,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,5,3,4,6,8,2,1]=>[1,7,2,5,6,8,3,4]=>[3,7,8,4,5,2,6,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,3,4,5,6,8,2,1]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[6,3,4,5,7,8,2,1]=>[1,6,8,2,3,4,5,7]=>[4,5,6,7,2,8,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[5,3,4,6,7,8,2,1]=>[1,5,7,2,3,4,6,8]=>[4,5,6,2,7,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,3,5,6,7,8,2,1]=>[1,4,6,8,2,3,5,7]=>[5,6,2,7,3,8,4,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[3,4,5,6,7,8,2,1]=>[1,3,5,7,2,4,6,8]=>[5,2,6,3,7,4,8,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[8,7,6,5,4,2,3,1]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,5,4,2,3,1]=>[1,7,3,6,2,8,4,5]=>[5,3,7,8,4,2,6,1]=>[[[[.,.],[[.,[.,.]],.]],[.,.]],.]=>[.,[[[.,.],[[.,[.,.]],.]],[.,.]]]
[8,6,7,5,4,2,3,1]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,8,5,4,2,3,1]=>[1,7,3,8,2,6,4,5]=>[5,3,7,8,6,2,4,1]=>[[[[.,.],[[.,[.,.]],.]],[.,.]],.]=>[.,[[[.,.],[[.,[.,.]],.]],[.,.]]]
[8,7,5,6,4,2,3,1]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[8,6,5,7,4,2,3,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,5,6,7,4,2,3,1]=>[1,8,2,5,4,7,3,6]=>[3,7,5,4,8,6,2,1]=>[[[.,[[[.,.],.],[[.,.],.]]],.],.]=>[.,[[.,[[[.,.],.],[[.,.],.]]],.]]
[7,6,5,8,4,2,3,1]=>[1,7,3,5,4,8,2,6]=>[7,3,5,4,8,2,6,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[6,7,5,8,4,2,3,1]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[5,6,7,8,4,2,3,1]=>[1,5,4,8,2,6,3,7]=>[5,7,3,2,6,8,4,1]=>[[[[.,[.,.]],.],[[.,[.,.]],.]],.]=>[.,[[[.,[.,.]],.],[[.,[.,.]],.]]]
[8,7,6,4,5,2,3,1]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[8,6,7,4,5,2,3,1]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,8,4,5,2,3,1]=>[1,7,3,8,2,6,4,5]=>[5,3,7,8,6,2,4,1]=>[[[[.,.],[[.,[.,.]],.]],[.,.]],.]=>[.,[[[.,.],[[.,[.,.]],.]],[.,.]]]
[6,7,8,4,5,2,3,1]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[8,7,4,5,6,2,3,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[7,8,4,5,6,2,3,1]=>[1,7,3,4,5,6,2,8]=>[7,3,4,5,6,2,8,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[8,6,4,5,7,2,3,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,4,5,6,7,2,3,1]=>[1,8,2,4,6,3,5,7]=>[3,6,4,7,5,8,2,1]=>[[[.,[[.,.],[[.,.],[.,.]]]],.],.]=>[.,[[.,[[.,.],[[.,.],[.,.]]]],.]]
[7,6,5,4,8,2,3,1]=>[1,7,3,5,8,2,6,4]=>[6,3,8,4,7,2,5,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[7,6,4,5,8,2,3,1]=>[1,7,3,4,5,8,2,6]=>[7,3,4,5,8,2,6,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[6,7,4,5,8,2,3,1]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[4,5,6,7,8,2,3,1]=>[1,4,7,3,6,2,5,8]=>[6,4,2,7,5,3,8,1]=>[[[[.,.],.],[[[.,.],.],[.,.]]],.]=>[.,[[[.,.],.],[[[.,.],.],[.,.]]]]
[8,7,6,5,3,2,4,1]=>[1,8,2,7,4,5,3,6]=>[3,7,5,6,8,4,2,1]=>[[[.,[[[.,.],[.,[.,.]]],.]],.],.]=>[.,[[.,[[[.,.],[.,[.,.]]],.]],.]]
[8,6,7,5,3,2,4,1]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,6,5,7,3,2,4,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,5,6,7,3,2,4,1]=>[1,8,2,5,3,6,4,7]=>[3,5,7,4,6,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[7,6,5,8,3,2,4,1]=>[1,7,4,8,2,6,3,5]=>[5,7,3,8,6,2,4,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[6,7,5,8,3,2,4,1]=>[1,6,2,7,4,8,3,5]=>[3,7,5,8,2,4,6,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[5,6,7,8,3,2,4,1]=>[1,5,3,7,4,8,2,6]=>[7,3,5,2,8,4,6,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[8,7,6,5,2,3,4,1]=>[1,8,2,7,4,5,3,6]=>[3,7,5,6,8,4,2,1]=>[[[.,[[[.,.],[.,[.,.]]],.]],.],.]=>[.,[[.,[[[.,.],[.,[.,.]]],.]],.]]
[8,6,7,5,2,3,4,1]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[6,7,8,5,2,3,4,1]=>[1,6,3,8,2,7,4,5]=>[5,3,7,8,2,6,4,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[8,6,5,7,2,3,4,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,5,6,7,2,3,4,1]=>[1,8,2,5,3,6,4,7]=>[3,5,7,4,6,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[7,6,5,8,2,3,4,1]=>[1,7,4,8,2,6,3,5]=>[5,7,3,8,6,2,4,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[6,5,7,8,2,3,4,1]=>[1,6,3,7,4,8,2,5]=>[7,3,5,8,2,4,6,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[5,6,7,8,2,3,4,1]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[8,7,6,4,3,2,5,1]=>[1,8,2,7,5,3,6,4]=>[3,6,8,5,7,4,2,1]=>[[[.,[[[.,[.,.]],[.,.]],.]],.],.]=>[.,[[.,[[[.,[.,.]],[.,.]],.]],.]]
[7,8,6,4,3,2,5,1]=>[1,7,5,3,6,2,8,4]=>[6,4,8,3,5,2,7,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[8,6,7,4,3,2,5,1]=>[1,8,2,6,3,7,5,4]=>[3,5,8,7,4,6,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[7,6,8,4,3,2,5,1]=>[1,7,5,3,8,2,6,4]=>[6,4,8,3,7,2,5,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[6,7,8,4,3,2,5,1]=>[1,6,2,7,5,3,8,4]=>[3,6,8,5,2,4,7,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[8,7,6,3,4,2,5,1]=>[1,8,2,7,5,4,3,6]=>[3,7,6,5,8,4,2,1]=>[[[.,[[[[.,.],.],[.,.]],.]],.],.]=>[.,[[.,[[[[.,.],.],[.,.]],.]],.]]
[7,8,6,3,4,2,5,1]=>[1,7,5,4,3,6,2,8]=>[7,5,4,3,6,2,8,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[8,6,7,3,4,2,5,1]=>[1,8,2,6,3,7,5,4]=>[3,5,8,7,4,6,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[7,6,8,3,4,2,5,1]=>[1,7,5,4,3,8,2,6]=>[7,5,4,3,8,2,6,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[6,7,8,3,4,2,5,1]=>[1,6,2,7,5,4,3,8]=>[3,7,6,5,2,4,8,1]=>[[[.,[[[.,.],.],.]],[.,[.,.]]],.]=>[.,[[.,[[[.,.],.],.]],[.,[.,.]]]]
[8,7,6,4,2,3,5,1]=>[1,8,2,7,5,3,6,4]=>[3,6,8,5,7,4,2,1]=>[[[.,[[[.,[.,.]],[.,.]],.]],.],.]=>[.,[[.,[[[.,[.,.]],[.,.]],.]],.]]
[8,6,7,4,2,3,5,1]=>[1,8,2,6,3,7,5,4]=>[3,5,8,7,4,6,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[7,6,8,4,2,3,5,1]=>[1,7,5,2,6,3,8,4]=>[4,6,8,3,5,2,7,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[6,7,8,4,2,3,5,1]=>[1,6,3,8,2,7,5,4]=>[5,3,8,7,2,6,4,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[8,7,6,3,2,4,5,1]=>[1,8,2,7,5,3,6,4]=>[3,6,8,5,7,4,2,1]=>[[[.,[[[.,[.,.]],[.,.]],.]],.],.]=>[.,[[.,[[[.,[.,.]],[.,.]],.]],.]]
[8,6,7,3,2,4,5,1]=>[1,8,2,6,4,3,7,5]=>[3,6,5,8,4,7,2,1]=>[[[.,[[[.,.],[.,.]],[.,.]]],.],.]=>[.,[[.,[[[.,.],[.,.]],[.,.]]],.]]
[6,7,8,3,2,4,5,1]=>[1,6,4,3,8,2,7,5]=>[6,4,3,8,2,7,5,1]=>[[[[[.,.],.],[.,.]],[[.,.],.]],.]=>[.,[[[[.,.],.],[.,.]],[[.,.],.]]]
[8,7,6,2,3,4,5,1]=>[1,8,2,7,5,3,6,4]=>[3,6,8,5,7,4,2,1]=>[[[.,[[[.,[.,.]],[.,.]],.]],.],.]=>[.,[[.,[[[.,[.,.]],[.,.]],.]],.]]
[8,6,7,2,3,4,5,1]=>[1,8,2,6,4,3,7,5]=>[3,6,5,8,4,7,2,1]=>[[[.,[[[.,.],[.,.]],[.,.]]],.],.]=>[.,[[.,[[[.,.],[.,.]],[.,.]]],.]]
[7,6,8,2,3,4,5,1]=>[1,7,5,3,8,2,6,4]=>[6,4,8,3,7,2,5,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[6,7,8,2,3,4,5,1]=>[1,6,4,2,7,5,3,8]=>[4,7,3,6,2,5,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[8,7,5,4,3,2,6,1]=>[1,8,2,7,6,3,5,4]=>[3,6,8,7,5,4,2,1]=>[[[.,[[[.,[[.,.],.]],.],.]],.],.]=>[.,[[.,[[[.,[[.,.],.]],.],.]],.]]
[8,7,5,3,4,2,6,1]=>[1,8,2,7,6,3,5,4]=>[3,6,8,7,5,4,2,1]=>[[[.,[[[.,[[.,.],.]],.],.]],.],.]=>[.,[[.,[[[.,[[.,.],.]],.],.]],.]]
[8,7,5,4,2,3,6,1]=>[1,8,2,7,6,3,5,4]=>[3,6,8,7,5,4,2,1]=>[[[.,[[[.,[[.,.],.]],.],.]],.],.]=>[.,[[.,[[[.,[[.,.],.]],.],.]],.]]
[8,7,5,3,2,4,6,1]=>[1,8,2,7,6,4,3,5]=>[3,7,6,8,5,4,2,1]=>[[[.,[[[[.,.],[.,.]],.],.]],.],.]=>[.,[[.,[[[[.,.],[.,.]],.],.]],.]]
[7,8,4,3,2,5,6,1]=>[1,7,6,5,2,8,3,4]=>[5,7,8,4,3,2,6,1]=>[[[[[.,[.,[.,.]]],.],.],[.,.]],.]=>[.,[[[[.,[.,[.,.]]],.],.],[.,.]]]
[7,8,3,4,2,5,6,1]=>[1,7,6,5,2,8,3,4]=>[5,7,8,4,3,2,6,1]=>[[[[[.,[.,[.,.]]],.],.],[.,.]],.]=>[.,[[[[.,[.,[.,.]]],.],.],[.,.]]]
[7,8,3,2,4,5,6,1]=>[1,7,6,5,4,2,8,3]=>[6,8,5,4,3,2,7,1]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]
[8,7,2,3,4,5,6,1]=>[1,8,2,7,6,5,4,3]=>[3,8,7,6,5,4,2,1]=>[[[.,[[[[[.,.],.],.],.],.]],.],.]=>[.,[[.,[[[[[.,.],.],.],.],.]],.]]
[7,8,2,3,4,5,6,1]=>[1,7,6,5,4,3,2,8]=>[7,6,5,4,3,2,8,1]=>[[[[[[[.,.],.],.],.],.],[.,.]],.]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[8,6,5,4,3,2,7,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,5,6,4,3,2,7,1]=>[1,8,2,5,3,6,4,7]=>[3,5,7,4,6,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,6,4,5,3,2,7,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,5,4,6,3,2,7,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,6,5,3,4,2,7,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,6,4,3,5,2,7,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,6,3,4,5,2,7,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,5,4,3,6,2,7,1]=>[1,8,2,5,6,3,4,7]=>[3,6,7,4,5,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,4,5,3,6,2,7,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,3,4,5,6,2,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,6,5,4,2,3,7,1]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[8,5,6,4,2,3,7,1]=>[1,8,2,5,3,6,4,7]=>[3,5,7,4,6,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,6,4,5,2,3,7,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,6,2,3,4,5,7,1]=>[1,8,2,6,5,4,3,7]=>[3,7,6,5,4,8,2,1]=>[[[.,[[[[.,.],.],.],[.,.]]],.],.]=>[.,[[.,[[[[.,.],.],.],[.,.]]],.]]
[8,5,4,3,2,6,7,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,4,5,3,2,6,7,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,5,3,4,2,6,7,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,3,4,5,2,6,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,5,4,2,3,6,7,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,4,5,2,3,6,7,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,4,3,2,5,6,7,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,3,4,2,5,6,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,4,2,3,5,6,7,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,3,2,4,5,6,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,3,4,5,6,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[7,5,6,4,3,2,8,1]=>[1,7,8,2,5,3,6,4]=>[4,6,8,5,7,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[5,6,7,4,3,2,8,1]=>[1,5,3,7,8,2,6,4]=>[6,3,8,2,7,4,5,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[7,6,4,5,3,2,8,1]=>[1,7,8,2,6,3,4,5]=>[4,6,7,8,5,2,3,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,5,4,7,3,2,8,1]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[7,5,6,3,4,2,8,1]=>[1,7,8,2,5,4,3,6]=>[4,7,6,5,8,2,3,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[5,6,7,3,4,2,8,1]=>[1,5,4,3,7,8,2,6]=>[7,4,3,2,8,5,6,1]=>[[[[[.,.],.],.],[[.,.],[.,.]]],.]=>[.,[[[[.,.],.],.],[[.,.],[.,.]]]]
[7,6,4,3,5,2,8,1]=>[1,7,8,2,6,3,4,5]=>[4,6,7,8,5,2,3,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,6,3,4,5,2,8,1]=>[1,7,8,2,6,3,4,5]=>[4,6,7,8,5,2,3,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,5,4,3,6,2,8,1]=>[1,7,8,2,5,6,3,4]=>[4,7,8,5,6,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,5,3,4,6,2,8,1]=>[1,7,8,2,5,6,3,4]=>[4,7,8,5,6,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,3,4,5,6,2,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[6,5,4,3,7,2,8,1]=>[1,6,2,5,7,8,3,4]=>[3,7,8,4,2,5,6,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[6,4,5,3,7,2,8,1]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[5,4,6,3,7,2,8,1]=>[1,5,7,8,2,4,3,6]=>[5,7,6,2,8,3,4,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[4,5,6,3,7,2,8,1]=>[1,4,3,6,2,5,7,8]=>[5,3,2,6,4,7,8,1]=>[[[[.,.],.],[[.,.],[.,[.,.]]]],.]=>[.,[[[.,.],.],[[.,.],[.,[.,.]]]]]
[6,5,3,4,7,2,8,1]=>[1,6,2,5,7,8,3,4]=>[3,7,8,4,2,5,6,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,3,4,7,2,8,1]=>[1,5,7,8,2,6,3,4]=>[5,7,8,2,6,3,4,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[6,4,3,5,7,2,8,1]=>[1,6,2,4,5,7,8,3]=>[3,8,4,5,2,6,7,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[6,3,4,5,7,2,8,1]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[4,5,3,6,7,2,8,1]=>[1,4,6,2,5,7,8,3]=>[4,8,2,5,3,6,7,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[4,3,5,6,7,2,8,1]=>[1,4,6,2,3,5,7,8]=>[4,5,2,6,3,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,5,6,7,2,8,1]=>[1,3,5,7,8,2,4,6]=>[6,2,7,3,8,4,5,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[6,7,5,4,2,3,8,1]=>[1,6,3,5,2,7,8,4]=>[5,3,8,4,2,6,7,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[7,5,6,4,2,3,8,1]=>[1,7,8,2,5,3,6,4]=>[4,6,8,5,7,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,4,2,3,8,1]=>[1,6,3,7,8,2,5,4]=>[6,3,8,7,2,4,5,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[5,6,7,4,2,3,8,1]=>[1,5,2,6,3,7,8,4]=>[3,5,8,2,4,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,6,4,5,2,3,8,1]=>[1,7,8,2,6,3,4,5]=>[4,6,7,8,5,2,3,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,5,2,3,8,1]=>[1,6,3,4,5,2,7,8]=>[6,3,4,5,2,7,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[7,5,4,6,2,3,8,1]=>[1,7,8,2,5,3,4,6]=>[4,6,7,5,8,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[5,6,4,7,2,3,8,1]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[6,5,7,3,2,4,8,1]=>[1,6,4,3,7,8,2,5]=>[7,4,3,8,2,5,6,1]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[7,5,6,2,3,4,8,1]=>[1,7,8,2,5,3,6,4]=>[4,6,8,5,7,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[5,6,7,2,3,4,8,1]=>[1,5,3,7,8,2,6,4]=>[6,3,8,2,7,4,5,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[6,7,4,3,2,5,8,1]=>[1,6,5,2,7,8,3,4]=>[4,7,8,3,2,5,6,1]=>[[[[.,[.,[.,.]]],.],[.,[.,.]]],.]=>[.,[[[.,[.,[.,.]]],.],[.,[.,.]]]]
[7,6,3,2,4,5,8,1]=>[1,7,8,2,6,5,4,3]=>[4,8,7,6,5,2,3,1]=>[[[.,[[[[.,.],.],.],.]],[.,.]],.]=>[.,[[.,[[[[.,.],.],.],.]],[.,.]]]
[6,7,3,2,4,5,8,1]=>[1,6,5,4,2,7,8,3]=>[5,8,4,3,2,6,7,1]=>[[[[[.,[.,.]],.],.],[.,[.,.]]],.]=>[.,[[[[.,[.,.]],.],.],[.,[.,.]]]]
[7,6,2,3,4,5,8,1]=>[1,7,8,2,6,5,4,3]=>[4,8,7,6,5,2,3,1]=>[[[.,[[[[.,.],.],.],.]],[.,.]],.]=>[.,[[.,[[[[.,.],.],.],.]],[.,.]]]
[6,7,2,3,4,5,8,1]=>[1,6,5,4,3,2,7,8]=>[6,5,4,3,2,7,8,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[7,5,4,3,2,6,8,1]=>[1,7,8,2,5,3,4,6]=>[4,6,7,5,8,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,3,5,2,6,8,1]=>[1,7,8,2,4,5,3,6]=>[4,7,5,6,8,2,3,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,5,4,2,3,6,8,1]=>[1,7,8,2,5,3,4,6]=>[4,6,7,5,8,2,3,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,5,3,2,4,6,8,1]=>[1,7,8,2,5,4,3,6]=>[4,7,6,5,8,2,3,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[7,5,2,3,4,6,8,1]=>[1,7,8,2,5,4,3,6]=>[4,7,6,5,8,2,3,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[7,3,2,4,5,6,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[7,2,3,4,5,6,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[6,5,4,3,2,7,8,1]=>[1,6,7,8,2,5,3,4]=>[5,7,8,6,2,3,4,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,4,6,3,2,7,8,1]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[6,5,3,4,2,7,8,1]=>[1,6,7,8,2,5,3,4]=>[5,7,8,6,2,3,4,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[6,3,4,5,2,7,8,1]=>[1,6,7,8,2,3,4,5]=>[5,6,7,8,2,3,4,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[5,4,3,6,2,7,8,1]=>[1,5,2,4,6,7,8,3]=>[3,8,4,2,5,6,7,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,3,5,6,2,7,8,1]=>[1,4,6,7,8,2,3,5]=>[6,7,2,8,3,4,5,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,5,6,2,7,8,1]=>[1,3,5,2,4,6,7,8]=>[4,2,5,3,6,7,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[6,5,4,2,3,7,8,1]=>[1,6,7,8,2,5,3,4]=>[5,7,8,6,2,3,4,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,4,2,3,7,8,1]=>[1,5,3,4,2,6,7,8]=>[5,3,4,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[6,4,5,2,3,7,8,1]=>[1,6,7,8,2,4,3,5]=>[5,7,6,8,2,3,4,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[5,4,6,2,3,7,8,1]=>[1,5,3,6,7,8,2,4]=>[7,3,8,2,4,5,6,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,5,6,2,3,7,8,1]=>[1,4,2,5,3,6,7,8]=>[3,5,2,4,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[6,5,3,2,4,7,8,1]=>[1,6,7,8,2,5,4,3]=>[5,8,7,6,2,3,4,1]=>[[[.,[[[.,.],.],.]],[.,[.,.]]],.]=>[.,[[.,[[[.,.],.],.]],[.,[.,.]]]]
[6,5,2,3,4,7,8,1]=>[1,6,7,8,2,5,4,3]=>[5,8,7,6,2,3,4,1]=>[[[.,[[[.,.],.],.]],[.,[.,.]]],.]=>[.,[[.,[[[.,.],.],.]],[.,[.,.]]]]
[5,6,2,3,4,7,8,1]=>[1,5,4,3,2,6,7,8]=>[5,4,3,2,6,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[6,2,3,4,5,7,8,1]=>[1,6,7,8,2,3,4,5]=>[5,6,7,8,2,3,4,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[5,4,3,2,6,7,8,1]=>[1,5,6,7,8,2,4,3]=>[6,8,7,2,3,4,5,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,5,3,2,6,7,8,1]=>[1,4,2,5,6,7,8,3]=>[3,8,2,4,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,3,4,2,6,7,8,1]=>[1,5,6,7,8,2,3,4]=>[6,7,8,2,3,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,5,2,6,7,8,1]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,5,2,6,7,8,1]=>[1,3,5,6,7,8,2,4]=>[7,2,8,3,4,5,6,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[5,4,2,3,6,7,8,1]=>[1,5,6,7,8,2,4,3]=>[6,8,7,2,3,4,5,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,5,2,3,6,7,8,1]=>[1,4,3,2,5,6,7,8]=>[4,3,2,5,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[5,3,2,4,6,7,8,1]=>[1,5,6,7,8,2,3,4]=>[6,7,8,2,3,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,3,4,6,7,8,1]=>[1,5,6,7,8,2,3,4]=>[6,7,8,2,3,4,5,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,2,5,6,7,8,1]=>[1,4,5,6,7,8,2,3]=>[7,8,2,3,4,5,6,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,2,5,6,7,8,1]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[4,2,3,5,6,7,8,1]=>[1,4,5,6,7,8,2,3]=>[7,8,2,3,4,5,6,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,2,4,5,6,7,8,1]=>[1,3,4,5,6,7,8,2]=>[8,2,3,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,6,7,8,1]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[8,7,6,5,4,3,1,2]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,5,4,3,1,2]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,6,7,5,4,3,1,2]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,8,5,4,3,1,2]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,8,5,4,3,1,2]=>[1,6,3,8,2,7,4,5]=>[5,3,7,8,2,6,4,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[8,7,5,6,4,3,1,2]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[7,8,5,6,4,3,1,2]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,6,5,7,4,3,1,2]=>[1,8,2,6,3,5,4,7]=>[3,5,7,6,4,8,2,1]=>[[[.,[[.,[[.,.],.]],[.,.]]],.],.]=>[.,[[.,[[.,[[.,.],.]],[.,.]]],.]]
[7,6,5,8,4,3,1,2]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,8,4,3,1,2]=>[1,6,3,5,4,8,2,7]=>[7,3,5,4,2,8,6,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[7,5,6,8,4,3,1,2]=>[1,7,2,5,4,8,3,6]=>[3,7,5,4,8,2,6,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[6,5,7,8,4,3,1,2]=>[1,6,3,7,2,5,4,8]=>[5,3,7,6,2,4,8,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[5,6,7,8,4,3,1,2]=>[1,5,4,8,2,6,3,7]=>[5,7,3,2,6,8,4,1]=>[[[[.,[.,.]],.],[[.,[.,.]],.]],.]=>[.,[[[.,[.,.]],.],[[.,[.,.]],.]]]
[8,7,6,4,5,3,1,2]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,4,5,3,1,2]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,6,7,4,5,3,1,2]=>[1,8,2,6,3,7,4,5]=>[3,5,7,8,4,6,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[6,7,8,4,5,3,1,2]=>[1,6,3,8,2,7,4,5]=>[5,3,7,8,2,6,4,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[7,8,4,5,6,3,1,2]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,6,4,5,7,3,1,2]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,5,4,8,3,1,2]=>[1,7,2,6,3,5,8,4]=>[3,5,8,6,4,2,7,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,5,7,4,8,3,1,2]=>[1,6,3,7,2,5,8,4]=>[5,3,8,6,2,4,7,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[7,6,4,5,8,3,1,2]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[5,6,4,7,8,3,1,2]=>[1,5,8,2,6,3,4,7]=>[4,6,7,2,5,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[4,5,6,7,8,3,1,2]=>[1,4,7,2,5,8,3,6]=>[4,7,2,5,8,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[8,7,6,5,3,4,1,2]=>[1,8,2,7,3,6,4,5]=>[3,5,7,8,6,4,2,1]=>[[[.,[[.,[[.,[.,.]],.]],.]],.],.]=>[.,[[.,[[.,[[.,[.,.]],.]],.]],.]]
[7,8,6,5,3,4,1,2]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[7,6,8,5,3,4,1,2]=>[1,7,2,6,4,5,3,8]=>[3,7,5,6,4,2,8,1]=>[[[.,[[[.,.],[.,.]],.]],[.,.]],.]=>[.,[[.,[[[.,.],[.,.]],.]],[.,.]]]
[8,7,5,6,3,4,1,2]=>[1,8,2,7,3,5,4,6]=>[3,5,7,6,8,4,2,1]=>[[[.,[[.,[[.,.],[.,.]]],.]],.],.]=>[.,[[.,[[.,[[.,.],[.,.]]],.]],.]]
[7,8,5,6,3,4,1,2]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,6,5,7,3,4,1,2]=>[1,8,2,6,4,7,3,5]=>[3,7,5,8,4,6,2,1]=>[[[.,[[[.,.],[.,.]],[.,.]]],.],.]=>[.,[[.,[[[.,.],[.,.]],[.,.]]],.]]
[8,5,6,7,3,4,1,2]=>[1,8,2,5,3,6,4,7]=>[3,5,7,4,6,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[6,7,5,8,3,4,1,2]=>[1,6,4,8,2,7,3,5]=>[5,7,3,8,2,6,4,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[7,5,6,8,3,4,1,2]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,8,3,4,1,2]=>[1,6,4,8,2,5,3,7]=>[5,7,3,6,2,8,4,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[5,6,7,8,3,4,1,2]=>[1,5,3,7,2,6,4,8]=>[5,3,7,2,6,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[8,7,6,3,4,5,1,2]=>[1,8,2,7,3,6,5,4]=>[3,5,8,7,6,4,2,1]=>[[[.,[[.,[[[.,.],.],.]],.]],.],.]=>[.,[[.,[[.,[[[.,.],.],.]],.]],.]]
[7,8,6,3,4,5,1,2]=>[1,7,2,8,3,6,5,4]=>[3,5,8,7,6,2,4,1]=>[[[.,[.,[[[.,.],.],.]]],[.,.]],.]=>[.,[[.,[.,[[[.,.],.],.]]],[.,.]]]
[8,6,7,3,4,5,1,2]=>[1,8,2,6,5,4,3,7]=>[3,7,6,5,4,8,2,1]=>[[[.,[[[[.,.],.],.],[.,.]]],.],.]=>[.,[[.,[[[[.,.],.],.],[.,.]]],.]]
[6,7,8,3,4,5,1,2]=>[1,6,5,4,3,8,2,7]=>[7,5,4,3,2,8,6,1]=>[[[[[[.,.],.],.],.],[[.,.],.]],.]=>[.,[[[[[.,.],.],.],.],[[.,.],.]]]
[7,8,5,4,3,6,1,2]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,7,4,5,3,6,1,2]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[7,8,4,5,3,6,1,2]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[7,8,5,3,4,6,1,2]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,7,4,3,5,6,1,2]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[7,8,4,3,5,6,1,2]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,7,3,4,5,6,1,2]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[7,8,3,4,5,6,1,2]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,5,4,6,3,7,1,2]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,5,4,3,6,7,1,2]=>[1,8,2,5,6,7,3,4]=>[3,7,8,4,5,6,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,5,3,4,6,7,1,2]=>[1,8,2,5,6,7,3,4]=>[3,7,8,4,5,6,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,4,3,5,6,7,1,2]=>[1,8,2,4,5,6,7,3]=>[3,8,4,5,6,7,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,3,4,5,6,7,1,2]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[6,5,7,4,3,8,1,2]=>[1,6,8,2,5,3,7,4]=>[4,6,8,5,2,7,3,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[6,7,4,5,3,8,1,2]=>[1,6,8,2,7,3,4,5]=>[4,6,7,8,2,5,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,5,4,6,3,8,1,2]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,4,7,3,8,1,2]=>[1,6,8,2,5,3,4,7]=>[4,6,7,5,2,8,3,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[5,4,6,7,3,8,1,2]=>[1,5,3,6,8,2,4,7]=>[6,3,7,2,4,8,5,1]=>[[[[.,.],[.,.]],[.,[[.,.],.]]],.]=>[.,[[[.,.],[.,.]],[.,[[.,.],.]]]]
[4,5,6,7,3,8,1,2]=>[1,4,7,2,5,3,6,8]=>[4,6,2,5,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[7,5,6,3,4,8,1,2]=>[1,7,2,5,4,3,6,8]=>[3,6,5,4,7,2,8,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[7,6,4,3,5,8,1,2]=>[1,7,2,6,8,3,4,5]=>[3,6,7,8,4,2,5,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,6,3,4,5,8,1,2]=>[1,7,2,6,8,3,4,5]=>[3,6,7,8,4,2,5,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,5,4,3,6,8,1,2]=>[1,7,2,5,6,8,3,4]=>[3,7,8,4,5,2,6,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,3,6,8,1,2]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,5,3,4,6,8,1,2]=>[1,7,2,5,6,8,3,4]=>[3,7,8,4,5,2,6,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,3,4,5,6,8,1,2]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[5,4,6,3,7,8,1,2]=>[1,5,7,2,4,3,6,8]=>[4,6,5,2,7,3,8,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[6,4,3,5,7,8,1,2]=>[1,6,8,2,4,5,7,3]=>[4,8,5,6,2,7,3,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[6,3,4,5,7,8,1,2]=>[1,6,8,2,3,4,5,7]=>[4,5,6,7,2,8,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[4,5,3,6,7,8,1,2]=>[1,4,6,8,2,5,7,3]=>[5,8,2,6,3,7,4,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[5,3,4,6,7,8,1,2]=>[1,5,7,2,3,4,6,8]=>[4,5,6,2,7,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,3,5,6,7,8,1,2]=>[1,4,6,8,2,3,5,7]=>[5,6,2,7,3,8,4,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[3,4,5,6,7,8,1,2]=>[1,3,5,7,2,4,6,8]=>[5,2,6,3,7,4,8,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[8,7,6,5,4,2,1,3]=>[1,8,3,6,2,7,4,5]=>[5,3,7,8,4,6,2,1]=>[[[[.,.],[[.,[.,.]],[.,.]]],.],.]=>[.,[[[.,.],[[.,[.,.]],[.,.]]],.]]
[7,8,6,5,4,2,1,3]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[7,6,8,5,4,2,1,3]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,8,5,4,2,1,3]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[8,7,5,6,4,2,1,3]=>[1,8,3,5,4,6,2,7]=>[7,3,5,4,6,8,2,1]=>[[[[.,.],[[.,.],[.,[.,.]]]],.],.]=>[.,[[[.,.],[[.,.],[.,[.,.]]]],.]]
[7,8,5,6,4,2,1,3]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,6,5,7,4,2,1,3]=>[1,8,3,5,4,7,2,6]=>[7,3,5,4,8,6,2,1]=>[[[[.,.],[[.,.],[[.,.],.]]],.],.]=>[.,[[[.,.],[[.,.],[[.,.],.]]],.]]
[7,6,5,8,4,2,1,3]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,8,4,2,1,3]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,8,4,2,1,3]=>[1,7,2,5,4,8,3,6]=>[3,7,5,4,8,2,6,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[5,6,7,8,4,2,1,3]=>[1,5,4,8,3,7,2,6]=>[7,5,3,2,8,6,4,1]=>[[[[[.,.],.],.],[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],[[[.,.],.],.]]]
[8,7,6,4,5,2,1,3]=>[1,8,3,6,2,7,4,5]=>[5,3,7,8,4,6,2,1]=>[[[[.,.],[[.,[.,.]],[.,.]]],.],.]=>[.,[[[.,.],[[.,[.,.]],[.,.]]],.]]
[7,6,8,4,5,2,1,3]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[8,7,4,5,6,2,1,3]=>[1,8,3,4,5,6,2,7]=>[7,3,4,5,6,8,2,1]=>[[[[.,.],[.,[.,[.,[.,.]]]]],.],.]=>[.,[[[.,.],[.,[.,[.,[.,.]]]]],.]]
[8,6,4,5,7,2,1,3]=>[1,8,3,4,5,7,2,6]=>[7,3,4,5,8,6,2,1]=>[[[[.,.],[.,[.,[[.,.],.]]]],.],.]=>[.,[[[.,.],[.,[.,[[.,.],.]]]],.]]
[8,4,5,6,7,2,1,3]=>[1,8,3,5,7,2,4,6]=>[6,3,7,4,8,5,2,1]=>[[[[.,.],[[.,.],[[.,.],.]]],.],.]=>[.,[[[.,.],[[.,.],[[.,.],.]]],.]]
[7,6,5,4,8,2,1,3]=>[1,7,2,6,3,5,8,4]=>[3,5,8,6,4,2,7,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,6,4,5,8,2,1,3]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,4,5,6,8,2,1,3]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[5,4,6,7,8,2,1,3]=>[1,5,8,3,6,2,4,7]=>[6,4,7,2,5,8,3,1]=>[[[[.,.],[.,.]],[[.,[.,.]],.]],.]=>[.,[[[.,.],[.,.]],[[.,[.,.]],.]]]
[4,5,6,7,8,2,1,3]=>[1,4,7,2,5,8,3,6]=>[4,7,2,5,8,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[8,7,6,5,4,1,2,3]=>[1,8,3,6,2,7,4,5]=>[5,3,7,8,4,6,2,1]=>[[[[.,.],[[.,[.,.]],[.,.]]],.],.]=>[.,[[[.,.],[[.,[.,.]],[.,.]]],.]]
[7,8,6,5,4,1,2,3]=>[1,7,2,8,3,6,4,5]=>[3,5,7,8,6,2,4,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[7,6,8,5,4,1,2,3]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,8,5,4,1,2,3]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,8,5,6,4,1,2,3]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,6,5,7,4,1,2,3]=>[1,8,3,5,4,7,2,6]=>[7,3,5,4,8,6,2,1]=>[[[[.,.],[[.,.],[[.,.],.]]],.],.]=>[.,[[[.,.],[[.,.],[[.,.],.]]],.]]
[8,5,6,7,4,1,2,3]=>[1,8,3,6,2,5,4,7]=>[5,3,7,6,4,8,2,1]=>[[[[.,.],[[[.,.],.],[.,.]]],.],.]=>[.,[[[.,.],[[[.,.],.],[.,.]]],.]]
[7,6,5,8,4,1,2,3]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,8,4,1,2,3]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,8,4,1,2,3]=>[1,7,2,5,4,8,3,6]=>[3,7,5,4,8,2,6,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[5,6,7,8,4,1,2,3]=>[1,5,4,8,3,7,2,6]=>[7,5,3,2,8,6,4,1]=>[[[[[.,.],.],.],[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],[[[.,.],.],.]]]
[8,7,6,4,5,1,2,3]=>[1,8,3,6,2,7,4,5]=>[5,3,7,8,4,6,2,1]=>[[[[.,.],[[.,[.,.]],[.,.]]],.],.]=>[.,[[[.,.],[[.,[.,.]],[.,.]]],.]]
[6,7,8,4,5,1,2,3]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[8,7,5,4,6,1,2,3]=>[1,8,3,5,6,2,7,4]=>[6,3,8,4,5,7,2,1]=>[[[[.,.],[[.,.],[.,[.,.]]]],.],.]=>[.,[[[.,.],[[.,.],[.,[.,.]]]],.]]
[8,7,4,5,6,1,2,3]=>[1,8,3,4,5,6,2,7]=>[7,3,4,5,6,8,2,1]=>[[[[.,.],[.,[.,[.,[.,.]]]]],.],.]=>[.,[[[.,.],[.,[.,[.,[.,.]]]]],.]]
[7,8,4,5,6,1,2,3]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,5,6,4,7,1,2,3]=>[1,8,3,6,2,5,7,4]=>[5,3,8,6,4,7,2,1]=>[[[[.,.],[[[.,.],.],[.,.]]],.],.]=>[.,[[[.,.],[[[.,.],.],[.,.]]],.]]
[8,6,4,5,7,1,2,3]=>[1,8,3,4,5,7,2,6]=>[7,3,4,5,8,6,2,1]=>[[[[.,.],[.,[.,[[.,.],.]]]],.],.]=>[.,[[[.,.],[.,[.,[[.,.],.]]]],.]]
[8,4,5,6,7,1,2,3]=>[1,8,3,5,7,2,4,6]=>[6,3,7,4,8,5,2,1]=>[[[[.,.],[[.,.],[[.,.],.]]],.],.]=>[.,[[[.,.],[[.,.],[[.,.],.]]],.]]
[7,6,5,4,8,1,2,3]=>[1,7,2,6,3,5,8,4]=>[3,5,8,6,4,2,7,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,6,4,5,8,1,2,3]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,5,8,1,2,3]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,4,5,6,8,1,2,3]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[6,5,4,7,8,1,2,3]=>[1,6,2,5,8,3,4,7]=>[3,6,7,4,2,8,5,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[5,6,4,7,8,1,2,3]=>[1,5,8,3,4,7,2,6]=>[7,4,5,2,8,6,3,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[5,4,6,7,8,1,2,3]=>[1,5,8,3,6,2,4,7]=>[6,4,7,2,5,8,3,1]=>[[[[.,.],[.,.]],[[.,[.,.]],.]],.]=>[.,[[[.,.],[.,.]],[[.,[.,.]],.]]]
[4,5,6,7,8,1,2,3]=>[1,4,7,2,5,8,3,6]=>[4,7,2,5,8,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[8,7,6,5,3,2,1,4]=>[1,8,4,5,3,6,2,7]=>[7,5,3,4,6,8,2,1]=>[[[[[.,.],.],[.,[.,[.,.]]]],.],.]=>[.,[[[[.,.],.],[.,[.,[.,.]]]],.]]
[7,8,6,5,3,2,1,4]=>[1,7,2,8,4,5,3,6]=>[3,7,5,6,8,2,4,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[8,6,7,5,3,2,1,4]=>[1,8,4,5,3,7,2,6]=>[7,5,3,4,8,6,2,1]=>[[[[[.,.],.],[.,[[.,.],.]]],.],.]=>[.,[[[[.,.],.],[.,[[.,.],.]]],.]]
[7,6,8,5,3,2,1,4]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,8,5,3,2,1,4]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[8,7,5,6,3,2,1,4]=>[1,8,4,6,2,7,3,5]=>[5,7,3,8,4,6,2,1]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]
[7,8,5,6,3,2,1,4]=>[1,7,2,8,4,6,3,5]=>[3,7,5,8,6,2,4,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[8,5,6,7,3,2,1,4]=>[1,8,4,7,2,5,3,6]=>[5,7,3,6,8,4,2,1]=>[[[[.,[.,.]],[[.,[.,.]],.]],.],.]=>[.,[[[.,[.,.]],[[.,[.,.]],.]],.]]
[7,6,5,8,3,2,1,4]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,8,3,2,1,4]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,8,3,2,1,4]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,8,3,2,1,4]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,7,8,3,2,1,4]=>[1,5,3,7,2,6,4,8]=>[5,3,7,2,6,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[7,8,6,5,2,3,1,4]=>[1,7,2,8,4,5,3,6]=>[3,7,5,6,8,2,4,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[8,6,7,5,2,3,1,4]=>[1,8,4,5,2,6,3,7]=>[5,7,3,4,6,8,2,1]=>[[[[.,[.,.]],[.,[.,[.,.]]]],.],.]=>[.,[[[.,[.,.]],[.,[.,[.,.]]]],.]]
[7,6,8,5,2,3,1,4]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,8,5,6,2,3,1,4]=>[1,7,2,8,4,6,3,5]=>[3,7,5,8,6,2,4,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[8,5,6,7,2,3,1,4]=>[1,8,4,7,2,5,3,6]=>[5,7,3,6,8,4,2,1]=>[[[[.,[.,.]],[[.,[.,.]],.]],.],.]=>[.,[[[.,[.,.]],[[.,[.,.]],.]],.]]
[7,6,5,8,2,3,1,4]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,5,6,8,2,3,1,4]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,8,2,3,1,4]=>[1,6,3,7,2,5,4,8]=>[5,3,7,6,2,4,8,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[5,6,7,8,2,3,1,4]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[8,7,6,5,3,1,2,4]=>[1,8,4,5,3,6,2,7]=>[7,5,3,4,6,8,2,1]=>[[[[[.,.],.],[.,[.,[.,.]]]],.],.]=>[.,[[[[.,.],.],[.,[.,[.,.]]]],.]]
[7,8,6,5,3,1,2,4]=>[1,7,2,8,4,5,3,6]=>[3,7,5,6,8,2,4,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[8,6,7,5,3,1,2,4]=>[1,8,4,5,3,7,2,6]=>[7,5,3,4,8,6,2,1]=>[[[[[.,.],.],[.,[[.,.],.]]],.],.]=>[.,[[[[.,.],.],[.,[[.,.],.]]],.]]
[7,6,8,5,3,1,2,4]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[8,7,5,6,3,1,2,4]=>[1,8,4,6,2,7,3,5]=>[5,7,3,8,4,6,2,1]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]
[7,8,5,6,3,1,2,4]=>[1,7,2,8,4,6,3,5]=>[3,7,5,8,6,2,4,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[7,6,5,8,3,1,2,4]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,8,3,1,2,4]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,8,3,1,2,4]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,8,3,1,2,4]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,7,8,3,1,2,4]=>[1,5,3,7,2,6,4,8]=>[5,3,7,2,6,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[7,8,6,5,2,1,3,4]=>[1,7,3,6,2,8,4,5]=>[5,3,7,8,4,2,6,1]=>[[[[.,.],[[.,[.,.]],.]],[.,.]],.]=>[.,[[[.,.],[[.,[.,.]],.]],[.,.]]]
[6,7,8,5,2,1,3,4]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[8,7,5,6,2,1,3,4]=>[1,8,4,6,2,7,3,5]=>[5,7,3,8,4,6,2,1]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]
[7,8,5,6,2,1,3,4]=>[1,7,3,5,2,8,4,6]=>[5,3,7,4,8,2,6,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[8,6,5,7,2,1,3,4]=>[1,8,4,7,3,5,2,6]=>[7,5,3,6,8,4,2,1]=>[[[[[.,.],.],[[.,[.,.]],.]],.],.]=>[.,[[[[.,.],.],[[.,[.,.]],.]],.]]
[8,5,6,7,2,1,3,4]=>[1,8,4,7,3,6,2,5]=>[7,5,3,8,6,4,2,1]=>[[[[[.,.],.],[[[.,.],.],.]],.],.]=>[.,[[[[.,.],.],[[[.,.],.],.]],.]]
[7,6,5,8,2,1,3,4]=>[1,7,3,5,2,6,4,8]=>[5,3,7,4,6,2,8,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[6,7,5,8,2,1,3,4]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[6,5,7,8,2,1,3,4]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,7,8,2,1,3,4]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,8,6,5,1,2,3,4]=>[1,7,3,6,2,8,4,5]=>[5,3,7,8,4,2,6,1]=>[[[[.,.],[[.,[.,.]],.]],[.,.]],.]=>[.,[[[.,.],[[.,[.,.]],.]],[.,.]]]
[8,6,7,5,1,2,3,4]=>[1,8,4,5,2,6,3,7]=>[5,7,3,4,6,8,2,1]=>[[[[.,[.,.]],[.,[.,[.,.]]]],.],.]=>[.,[[[.,[.,.]],[.,[.,[.,.]]]],.]]
[6,7,8,5,1,2,3,4]=>[1,6,2,7,3,8,4,5]=>[3,5,7,8,2,4,6,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[8,7,5,6,1,2,3,4]=>[1,8,4,6,2,7,3,5]=>[5,7,3,8,4,6,2,1]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]
[7,8,5,6,1,2,3,4]=>[1,7,3,5,2,8,4,6]=>[5,3,7,4,8,2,6,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[8,6,5,7,1,2,3,4]=>[1,8,4,7,3,5,2,6]=>[7,5,3,6,8,4,2,1]=>[[[[[.,.],.],[[.,[.,.]],.]],.],.]=>[.,[[[[.,.],.],[[.,[.,.]],.]],.]]
[8,5,6,7,1,2,3,4]=>[1,8,4,7,3,6,2,5]=>[7,5,3,8,6,4,2,1]=>[[[[[.,.],.],[[[.,.],.],.]],.],.]=>[.,[[[[.,.],.],[[[.,.],.],.]],.]]
[7,6,5,8,1,2,3,4]=>[1,7,3,5,2,6,4,8]=>[5,3,7,4,6,2,8,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[6,7,5,8,1,2,3,4]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[6,5,7,8,1,2,3,4]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,7,8,1,2,3,4]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[8,7,6,4,3,2,1,5]=>[1,8,5,3,6,2,7,4]=>[6,4,8,3,5,7,2,1]=>[[[[[.,.],[.,.]],[.,[.,.]]],.],.]=>[.,[[[[.,.],[.,.]],[.,[.,.]]],.]]
[7,8,6,4,3,2,1,5]=>[1,7,2,8,5,3,6,4]=>[3,6,8,5,7,2,4,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[8,6,7,4,3,2,1,5]=>[1,8,5,3,7,2,6,4]=>[6,4,8,3,7,5,2,1]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]
[7,6,8,4,3,2,1,5]=>[1,7,2,6,3,8,5,4]=>[3,5,8,7,4,2,6,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,8,4,3,2,1,5]=>[1,6,2,7,3,8,5,4]=>[3,5,8,7,2,4,6,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[8,7,6,3,4,2,1,5]=>[1,8,5,4,3,6,2,7]=>[7,5,4,3,6,8,2,1]=>[[[[[[.,.],.],.],[.,[.,.]]],.],.]=>[.,[[[[[.,.],.],.],[.,[.,.]]],.]]
[7,8,6,3,4,2,1,5]=>[1,7,2,8,5,4,3,6]=>[3,7,6,5,8,2,4,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[6,7,8,3,4,2,1,5]=>[1,6,2,7,3,8,5,4]=>[3,5,8,7,2,4,6,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[8,7,6,4,2,3,1,5]=>[1,8,5,2,7,3,6,4]=>[4,6,8,3,7,5,2,1]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[.,[[[.,[.,[.,.]]],[[.,.],.]],.]]
[8,6,7,4,2,3,1,5]=>[1,8,5,2,6,3,7,4]=>[4,6,8,3,5,7,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[7,6,8,4,2,3,1,5]=>[1,7,2,6,3,8,5,4]=>[3,5,8,7,4,2,6,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,8,4,2,3,1,5]=>[1,6,3,8,5,2,7,4]=>[6,3,8,5,2,7,4,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[8,7,6,3,2,4,1,5]=>[1,8,5,2,7,3,6,4]=>[4,6,8,3,7,5,2,1]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[.,[[[.,[.,[.,.]]],[[.,.],.]],.]]
[8,6,7,3,2,4,1,5]=>[1,8,5,2,6,4,3,7]=>[4,7,6,3,5,8,2,1]=>[[[[.,[[.,.],.]],[.,[.,.]]],.],.]=>[.,[[[.,[[.,.],.]],[.,[.,.]]],.]]
[8,6,7,2,3,4,1,5]=>[1,8,5,3,7,2,6,4]=>[6,4,8,3,7,5,2,1]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]
[7,6,8,2,3,4,1,5]=>[1,7,2,6,4,3,8,5]=>[3,6,5,8,4,2,7,1]=>[[[.,[[[.,.],[.,.]],.]],[.,.]],.]=>[.,[[.,[[[.,.],[.,.]],.]],[.,.]]]
[8,7,6,4,3,1,2,5]=>[1,8,5,3,6,2,7,4]=>[6,4,8,3,5,7,2,1]=>[[[[[.,.],[.,.]],[.,[.,.]]],.],.]=>[.,[[[[.,.],[.,.]],[.,[.,.]]],.]]
[6,7,8,4,3,1,2,5]=>[1,6,2,7,3,8,5,4]=>[3,5,8,7,2,4,6,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[8,7,6,3,4,1,2,5]=>[1,8,5,4,3,6,2,7]=>[7,5,4,3,6,8,2,1]=>[[[[[[.,.],.],.],[.,[.,.]]],.],.]=>[.,[[[[[.,.],.],.],[.,[.,.]]],.]]
[7,8,6,3,4,1,2,5]=>[1,7,2,8,5,4,3,6]=>[3,7,6,5,8,2,4,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[6,7,8,3,4,1,2,5]=>[1,6,2,7,3,8,5,4]=>[3,5,8,7,2,4,6,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[8,7,6,4,2,1,3,5]=>[1,8,5,2,7,3,6,4]=>[4,6,8,3,7,5,2,1]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[.,[[[.,[.,[.,.]]],[[.,.],.]],.]]
[7,8,6,4,2,1,3,5]=>[1,7,3,6,2,8,5,4]=>[5,3,8,7,4,2,6,1]=>[[[[.,.],[[[.,.],.],.]],[.,.]],.]=>[.,[[[.,.],[[[.,.],.],.]],[.,.]]]
[8,6,7,4,2,1,3,5]=>[1,8,5,2,6,3,7,4]=>[4,6,8,3,5,7,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[6,7,8,4,2,1,3,5]=>[1,6,2,7,3,8,5,4]=>[3,5,8,7,2,4,6,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[8,7,6,4,1,2,3,5]=>[1,8,5,2,7,3,6,4]=>[4,6,8,3,7,5,2,1]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[.,[[[.,[.,[.,.]]],[[.,.],.]],.]]
[7,8,6,4,1,2,3,5]=>[1,7,3,6,2,8,5,4]=>[5,3,8,7,4,2,6,1]=>[[[[.,.],[[[.,.],.],.]],[.,.]],.]=>[.,[[[.,.],[[[.,.],.],.]],[.,.]]]
[7,6,8,4,1,2,3,5]=>[1,7,3,8,5,2,6,4]=>[6,3,8,5,7,2,4,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[6,7,8,4,1,2,3,5]=>[1,6,2,7,3,8,5,4]=>[3,5,8,7,2,4,6,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[8,7,6,3,2,1,4,5]=>[1,8,5,2,7,4,3,6]=>[4,7,6,3,8,5,2,1]=>[[[[.,[[.,.],.]],[[.,.],.]],.],.]=>[.,[[[.,[[.,.],.]],[[.,.],.]],.]]
[8,6,7,3,2,1,4,5]=>[1,8,5,2,6,3,7,4]=>[4,6,8,3,5,7,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[7,6,8,3,2,1,4,5]=>[1,7,4,3,8,5,2,6]=>[7,4,3,6,8,2,5,1]=>[[[[[.,.],.],[.,[.,.]]],[.,.]],.]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]
[6,7,8,3,2,1,4,5]=>[1,6,2,7,4,3,8,5]=>[3,6,5,8,2,4,7,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[8,7,6,2,3,1,4,5]=>[1,8,5,3,6,2,7,4]=>[6,4,8,3,5,7,2,1]=>[[[[[.,.],[.,.]],[.,[.,.]]],.],.]=>[.,[[[[.,.],[.,.]],[.,[.,.]]],.]]
[8,6,7,2,3,1,4,5]=>[1,8,5,3,7,4,2,6]=>[7,4,6,3,8,5,2,1]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]
[7,6,8,2,3,1,4,5]=>[1,7,4,2,6,3,8,5]=>[4,6,3,8,5,2,7,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[6,7,8,2,3,1,4,5]=>[1,6,2,7,4,3,8,5]=>[3,6,5,8,2,4,7,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[8,7,6,3,1,2,4,5]=>[1,8,5,2,7,4,3,6]=>[4,7,6,3,8,5,2,1]=>[[[[.,[[.,.],.]],[[.,.],.]],.],.]=>[.,[[[.,[[.,.],.]],[[.,.],.]],.]]
[8,6,7,3,1,2,4,5]=>[1,8,5,2,6,3,7,4]=>[4,6,8,3,5,7,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[7,6,8,3,1,2,4,5]=>[1,7,4,3,8,5,2,6]=>[7,4,3,6,8,2,5,1]=>[[[[[.,.],.],[.,[.,.]]],[.,.]],.]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]
[6,7,8,3,1,2,4,5]=>[1,6,2,7,4,3,8,5]=>[3,6,5,8,2,4,7,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[8,7,6,2,1,3,4,5]=>[1,8,5,2,7,4,3,6]=>[4,7,6,3,8,5,2,1]=>[[[[.,[[.,.],.]],[[.,.],.]],.],.]=>[.,[[[.,[[.,.],.]],[[.,.],.]],.]]
[8,6,7,2,1,3,4,5]=>[1,8,5,2,6,3,7,4]=>[4,6,8,3,5,7,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[6,7,8,2,1,3,4,5]=>[1,6,3,8,5,2,7,4]=>[6,3,8,5,2,7,4,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[8,7,6,1,2,3,4,5]=>[1,8,5,2,7,4,3,6]=>[4,7,6,3,8,5,2,1]=>[[[[.,[[.,.],.]],[[.,.],.]],.],.]=>[.,[[[.,[[.,.],.]],[[.,.],.]],.]]
[8,6,7,1,2,3,4,5]=>[1,8,5,2,6,3,7,4]=>[4,6,8,3,5,7,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[7,6,8,1,2,3,4,5]=>[1,7,4,2,6,3,8,5]=>[4,6,3,8,5,2,7,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[6,7,8,1,2,3,4,5]=>[1,6,3,8,5,2,7,4]=>[6,3,8,5,2,7,4,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[7,8,5,4,3,2,1,6]=>[1,7,2,8,6,3,5,4]=>[3,6,8,7,5,2,4,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,8,4,5,3,2,1,6]=>[1,7,2,8,6,3,4,5]=>[3,6,7,8,5,2,4,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,8,3,4,5,2,1,6]=>[1,7,2,8,6,3,4,5]=>[3,6,7,8,5,2,4,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[8,7,4,5,2,3,1,6]=>[1,8,6,3,4,5,2,7]=>[7,4,5,6,3,8,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[7,8,4,5,2,3,1,6]=>[1,7,2,8,6,3,4,5]=>[3,6,7,8,5,2,4,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,8,5,2,3,4,1,6]=>[1,7,2,8,6,4,3,5]=>[3,7,6,8,5,2,4,1]=>[[[.,[[[.,.],[.,.]],.]],[.,.]],.]=>[.,[[.,[[[.,.],[.,.]],.]],[.,.]]]
[8,7,4,3,2,5,1,6]=>[1,8,6,5,2,7,3,4]=>[5,7,8,4,3,6,2,1]=>[[[[[.,[.,[.,.]]],.],[.,.]],.],.]=>[.,[[[[.,[.,[.,.]]],.],[.,.]],.]]
[7,8,4,3,2,5,1,6]=>[1,7,2,8,6,5,3,4]=>[3,7,8,6,5,2,4,1]=>[[[.,[[[.,[.,.]],.],.]],[.,.]],.]=>[.,[[.,[[[.,[.,.]],.],.]],[.,.]]]
[8,7,3,4,2,5,1,6]=>[1,8,6,5,2,7,3,4]=>[5,7,8,4,3,6,2,1]=>[[[[[.,[.,[.,.]]],.],[.,.]],.],.]=>[.,[[[[.,[.,[.,.]]],.],[.,.]],.]]
[7,8,3,4,2,5,1,6]=>[1,7,2,8,6,5,3,4]=>[3,7,8,6,5,2,4,1]=>[[[.,[[[.,[.,.]],.],.]],[.,.]],.]=>[.,[[.,[[[.,[.,.]],.],.]],[.,.]]]
[8,7,2,3,4,5,1,6]=>[1,8,6,5,4,3,2,7]=>[7,6,5,4,3,8,2,1]=>[[[[[[[.,.],.],.],.],[.,.]],.],.]=>[.,[[[[[[.,.],.],.],.],[.,.]],.]]
[7,8,2,3,4,5,1,6]=>[1,7,2,8,6,5,4,3]=>[3,8,7,6,5,2,4,1]=>[[[.,[[[[.,.],.],.],.]],[.,.]],.]=>[.,[[.,[[[[.,.],.],.],.]],[.,.]]]
[7,8,5,4,3,1,2,6]=>[1,7,2,8,6,3,5,4]=>[3,6,8,7,5,2,4,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,8,5,3,4,1,2,6]=>[1,7,2,8,6,3,5,4]=>[3,6,8,7,5,2,4,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,8,3,4,5,1,2,6]=>[1,7,2,8,6,3,4,5]=>[3,6,7,8,5,2,4,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,8,5,4,2,1,3,6]=>[1,7,3,5,2,8,6,4]=>[5,3,8,4,7,2,6,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[7,8,5,4,1,2,3,6]=>[1,7,3,5,2,8,6,4]=>[5,3,8,4,7,2,6,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[7,8,4,5,1,2,3,6]=>[1,7,3,4,5,2,8,6]=>[6,3,4,5,8,2,7,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[7,8,5,3,2,1,4,6]=>[1,7,4,3,5,2,8,6]=>[6,4,3,5,8,2,7,1]=>[[[[[.,.],.],[.,[.,.]]],[.,.]],.]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]
[7,8,5,3,1,2,4,6]=>[1,7,4,3,5,2,8,6]=>[6,4,3,5,8,2,7,1]=>[[[[[.,.],.],[.,[.,.]]],[.,.]],.]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]
[8,7,5,2,1,3,4,6]=>[1,8,6,3,5,2,7,4]=>[6,4,8,5,3,7,2,1]=>[[[[[.,.],[[.,.],.]],[.,.]],.],.]=>[.,[[[[.,.],[[.,.],.]],[.,.]],.]]
[7,8,5,2,1,3,4,6]=>[1,7,4,2,8,6,3,5]=>[4,7,3,8,6,2,5,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[8,7,5,1,2,3,4,6]=>[1,8,6,3,5,2,7,4]=>[6,4,8,5,3,7,2,1]=>[[[[[.,.],[[.,.],.]],[.,.]],.],.]=>[.,[[[[.,.],[[.,.],.]],[.,.]],.]]
[7,8,5,1,2,3,4,6]=>[1,7,4,2,8,6,3,5]=>[4,7,3,8,6,2,5,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,8,3,2,4,1,5,6]=>[1,7,5,4,2,8,6,3]=>[5,8,4,3,7,2,6,1]=>[[[[[.,[.,.]],.],[.,.]],[.,.]],.]=>[.,[[[[.,[.,.]],.],[.,.]],[.,.]]]
[7,8,2,3,4,1,5,6]=>[1,7,5,4,3,2,8,6]=>[6,5,4,3,8,2,7,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[8,7,4,2,1,3,5,6]=>[1,8,6,3,4,2,7,5]=>[6,4,5,8,3,7,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[8,7,4,1,2,3,5,6]=>[1,8,6,3,4,2,7,5]=>[6,4,5,8,3,7,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[8,7,3,2,1,4,5,6]=>[1,8,6,4,2,7,5,3]=>[5,8,4,7,3,6,2,1]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]
[7,8,3,2,1,4,5,6]=>[1,7,5,2,8,6,4,3]=>[4,8,7,3,6,2,5,1]=>[[[[.,[[.,.],.]],[.,.]],[.,.]],.]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]
[8,7,2,3,1,4,5,6]=>[1,8,6,4,3,2,7,5]=>[6,5,4,8,3,7,2,1]=>[[[[[[.,.],.],[.,.]],[.,.]],.],.]=>[.,[[[[[.,.],.],[.,.]],[.,.]],.]]
[7,8,2,3,1,4,5,6]=>[1,7,5,2,8,6,4,3]=>[4,8,7,3,6,2,5,1]=>[[[[.,[[.,.],.]],[.,.]],[.,.]],.]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]
[7,8,3,1,2,4,5,6]=>[1,7,5,2,8,6,4,3]=>[4,8,7,3,6,2,5,1]=>[[[[.,[[.,.],.]],[.,.]],[.,.]],.]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]
[8,7,2,1,3,4,5,6]=>[1,8,6,4,2,7,5,3]=>[5,8,4,7,3,6,2,1]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]
[7,8,2,1,3,4,5,6]=>[1,7,5,3,2,8,6,4]=>[5,4,8,3,7,2,6,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[8,7,1,2,3,4,5,6]=>[1,8,6,4,2,7,5,3]=>[5,8,4,7,3,6,2,1]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]
[7,8,1,2,3,4,5,6]=>[1,7,5,3,2,8,6,4]=>[5,4,8,3,7,2,6,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[8,6,5,4,3,2,1,7]=>[1,8,7,2,6,3,5,4]=>[4,6,8,7,5,3,2,1]=>[[[[.,[[.,[[.,.],.]],.]],.],.],.]=>[.,[[[.,[[.,[[.,.],.]],.]],.],.]]
[8,5,4,6,3,2,1,7]=>[1,8,7,2,5,3,4,6]=>[4,6,7,5,8,3,2,1]=>[[[[.,[[.,[.,.]],[.,.]]],.],.],.]=>[.,[[[.,[[.,[.,.]],[.,.]]],.],.]]
[8,6,5,3,4,2,1,7]=>[1,8,7,2,6,3,5,4]=>[4,6,8,7,5,3,2,1]=>[[[[.,[[.,[[.,.],.]],.]],.],.],.]=>[.,[[[.,[[.,[[.,.],.]],.]],.],.]]
[8,5,6,3,4,2,1,7]=>[1,8,7,2,5,4,3,6]=>[4,7,6,5,8,3,2,1]=>[[[[.,[[[.,.],.],[.,.]]],.],.],.]=>[.,[[[.,[[[.,.],.],[.,.]]],.],.]]
[8,4,5,3,6,2,1,7]=>[1,8,7,2,4,3,5,6]=>[4,6,5,7,8,3,2,1]=>[[[[.,[[.,.],[.,[.,.]]]],.],.],.]=>[.,[[[.,[[.,.],[.,[.,.]]]],.],.]]
[8,3,4,5,6,2,1,7]=>[1,8,7,2,3,4,5,6]=>[4,5,6,7,8,3,2,1]=>[[[[.,[.,[.,[.,[.,.]]]]],.],.],.]=>[.,[[[.,[.,[.,[.,[.,.]]]]],.],.]]
[8,6,5,4,2,3,1,7]=>[1,8,7,2,6,3,5,4]=>[4,6,8,7,5,3,2,1]=>[[[[.,[[.,[[.,.],.]],.]],.],.],.]=>[.,[[[.,[[.,[[.,.],.]],.]],.],.]]
[8,6,5,3,2,4,1,7]=>[1,8,7,2,6,4,3,5]=>[4,7,6,8,5,3,2,1]=>[[[[.,[[[.,.],[.,.]],.]],.],.],.]=>[.,[[[.,[[[.,.],[.,.]],.]],.],.]]
[8,6,5,2,3,4,1,7]=>[1,8,7,2,6,4,3,5]=>[4,7,6,8,5,3,2,1]=>[[[[.,[[[.,.],[.,.]],.]],.],.],.]=>[.,[[[.,[[[.,.],[.,.]],.]],.],.]]
[8,6,4,3,2,5,1,7]=>[1,8,7,2,6,5,3,4]=>[4,7,8,6,5,3,2,1]=>[[[[.,[[[.,[.,.]],.],.]],.],.],.]=>[.,[[[.,[[[.,[.,.]],.],.]],.],.]]
[8,6,4,2,3,5,1,7]=>[1,8,7,2,6,5,3,4]=>[4,7,8,6,5,3,2,1]=>[[[[.,[[[.,[.,.]],.],.]],.],.],.]=>[.,[[[.,[[[.,[.,.]],.],.]],.],.]]
[8,6,3,2,4,5,1,7]=>[1,8,7,2,6,5,4,3]=>[4,8,7,6,5,3,2,1]=>[[[[.,[[[[.,.],.],.],.]],.],.],.]=>[.,[[[.,[[[[.,.],.],.],.]],.],.]]
[8,5,4,3,2,6,1,7]=>[1,8,7,2,5,3,4,6]=>[4,6,7,5,8,3,2,1]=>[[[[.,[[.,[.,.]],[.,.]]],.],.],.]=>[.,[[[.,[[.,[.,.]],[.,.]]],.],.]]
[8,4,3,5,2,6,1,7]=>[1,8,7,2,4,5,3,6]=>[4,7,5,6,8,3,2,1]=>[[[[.,[[.,.],[.,[.,.]]]],.],.],.]=>[.,[[[.,[[.,.],[.,[.,.]]]],.],.]]
[8,5,4,2,3,6,1,7]=>[1,8,7,2,5,3,4,6]=>[4,6,7,5,8,3,2,1]=>[[[[.,[[.,[.,.]],[.,.]]],.],.],.]=>[.,[[[.,[[.,[.,.]],[.,.]]],.],.]]
[8,4,5,2,3,6,1,7]=>[1,8,7,2,4,3,5,6]=>[4,6,5,7,8,3,2,1]=>[[[[.,[[.,.],[.,[.,.]]]],.],.],.]=>[.,[[[.,[[.,.],[.,[.,.]]]],.],.]]
[8,5,3,2,4,6,1,7]=>[1,8,7,2,5,4,3,6]=>[4,7,6,5,8,3,2,1]=>[[[[.,[[[.,.],.],[.,.]]],.],.],.]=>[.,[[[.,[[[.,.],.],[.,.]]],.],.]]
[8,5,2,3,4,6,1,7]=>[1,8,7,2,5,4,3,6]=>[4,7,6,5,8,3,2,1]=>[[[[.,[[[.,.],.],[.,.]]],.],.],.]=>[.,[[[.,[[[.,.],.],[.,.]]],.],.]]
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[8,3,2,4,5,6,1,7]=>[1,8,7,2,3,4,5,6]=>[4,5,6,7,8,3,2,1]=>[[[[.,[.,[.,[.,[.,.]]]]],.],.],.]=>[.,[[[.,[.,[.,[.,[.,.]]]]],.],.]]
[8,2,3,4,5,6,1,7]=>[1,8,7,2,3,4,5,6]=>[4,5,6,7,8,3,2,1]=>[[[[.,[.,[.,[.,[.,.]]]]],.],.],.]=>[.,[[[.,[.,[.,[.,[.,.]]]]],.],.]]
[8,6,5,4,3,1,2,7]=>[1,8,7,2,6,3,5,4]=>[4,6,8,7,5,3,2,1]=>[[[[.,[[.,[[.,.],.]],.]],.],.],.]=>[.,[[[.,[[.,[[.,.],.]],.]],.],.]]
[8,6,5,3,4,1,2,7]=>[1,8,7,2,6,3,5,4]=>[4,6,8,7,5,3,2,1]=>[[[[.,[[.,[[.,.],.]],.]],.],.],.]=>[.,[[[.,[[.,[[.,.],.]],.]],.],.]]
[8,5,6,3,4,1,2,7]=>[1,8,7,2,5,4,3,6]=>[4,7,6,5,8,3,2,1]=>[[[[.,[[[.,.],.],[.,.]]],.],.],.]=>[.,[[[.,[[[.,.],.],[.,.]]],.],.]]
[8,4,5,3,6,1,2,7]=>[1,8,7,2,4,3,5,6]=>[4,6,5,7,8,3,2,1]=>[[[[.,[[.,.],[.,[.,.]]]],.],.],.]=>[.,[[[.,[[.,.],[.,[.,.]]]],.],.]]
[8,3,4,5,6,1,2,7]=>[1,8,7,2,3,4,5,6]=>[4,5,6,7,8,3,2,1]=>[[[[.,[.,[.,[.,[.,.]]]]],.],.],.]=>[.,[[[.,[.,[.,[.,[.,.]]]]],.],.]]
[8,5,6,4,2,1,3,7]=>[1,8,7,3,6,2,5,4]=>[6,4,8,7,5,3,2,1]=>[[[[[.,.],[[[.,.],.],.]],.],.],.]=>[.,[[[[.,.],[[[.,.],.],.]],.],.]]
[8,6,4,5,2,1,3,7]=>[1,8,7,3,4,5,2,6]=>[7,4,5,6,8,3,2,1]=>[[[[[.,.],[.,[.,[.,.]]]],.],.],.]=>[.,[[[[.,.],[.,[.,[.,.]]]],.],.]]
[8,5,6,4,1,2,3,7]=>[1,8,7,3,6,2,5,4]=>[6,4,8,7,5,3,2,1]=>[[[[[.,.],[[[.,.],.],.]],.],.],.]=>[.,[[[[.,.],[[[.,.],.],.]],.],.]]
[8,6,4,5,1,2,3,7]=>[1,8,7,3,4,5,2,6]=>[7,4,5,6,8,3,2,1]=>[[[[[.,.],[.,[.,[.,.]]]],.],.],.]=>[.,[[[[.,.],[.,[.,[.,.]]]],.],.]]
[8,6,5,3,2,1,4,7]=>[1,8,7,4,3,5,2,6]=>[7,5,4,6,8,3,2,1]=>[[[[[[.,.],.],[.,[.,.]]],.],.],.]=>[.,[[[[[.,.],.],[.,[.,.]]],.],.]]
[8,6,5,2,3,1,4,7]=>[1,8,7,4,2,6,3,5]=>[5,7,4,8,6,3,2,1]=>[[[[[.,[.,.]],[[.,.],.]],.],.],.]=>[.,[[[[.,[.,.]],[[.,.],.]],.],.]]
[8,5,6,2,3,1,4,7]=>[1,8,7,4,2,5,3,6]=>[5,7,4,6,8,3,2,1]=>[[[[[.,[.,.]],[.,[.,.]]],.],.],.]=>[.,[[[[.,[.,.]],[.,[.,.]]],.],.]]
[8,6,5,2,1,3,4,7]=>[1,8,7,4,2,6,3,5]=>[5,7,4,8,6,3,2,1]=>[[[[[.,[.,.]],[[.,.],.]],.],.],.]=>[.,[[[[.,[.,.]],[[.,.],.]],.],.]]
[8,5,6,2,1,3,4,7]=>[1,8,7,4,2,5,3,6]=>[5,7,4,6,8,3,2,1]=>[[[[[.,[.,.]],[.,[.,.]]],.],.],.]=>[.,[[[[.,[.,.]],[.,[.,.]]],.],.]]
[8,6,5,1,2,3,4,7]=>[1,8,7,4,2,6,3,5]=>[5,7,4,8,6,3,2,1]=>[[[[[.,[.,.]],[[.,.],.]],.],.],.]=>[.,[[[[.,[.,.]],[[.,.],.]],.],.]]
[8,5,6,1,2,3,4,7]=>[1,8,7,4,2,5,3,6]=>[5,7,4,6,8,3,2,1]=>[[[[[.,[.,.]],[.,[.,.]]],.],.],.]=>[.,[[[[.,[.,.]],[.,[.,.]]],.],.]]
[8,6,4,3,2,1,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,6,3,4,2,1,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,6,4,2,3,1,5,7]=>[1,8,7,5,3,4,2,6]=>[7,5,6,4,8,3,2,1]=>[[[[[[.,.],[.,.]],[.,.]],.],.],.]=>[.,[[[[[.,.],[.,.]],[.,.]],.],.]]
[8,6,3,2,4,1,5,7]=>[1,8,7,5,4,2,6,3]=>[6,8,5,4,7,3,2,1]=>[[[[[[.,[.,.]],.],[.,.]],.],.],.]=>[.,[[[[[.,[.,.]],.],[.,.]],.],.]]
[8,6,2,3,4,1,5,7]=>[1,8,7,5,4,3,2,6]=>[7,6,5,4,8,3,2,1]=>[[[[[[[.,.],.],.],[.,.]],.],.],.]=>[.,[[[[[[.,.],.],.],[.,.]],.],.]]
[8,6,4,3,1,2,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,6,3,4,1,2,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,6,4,2,1,3,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,6,4,1,2,3,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,4,5,3,2,1,6,7]=>[1,8,7,6,2,4,3,5]=>[5,7,6,8,4,3,2,1]=>[[[[[.,[[.,.],[.,.]]],.],.],.],.]=>[.,[[[[.,[[.,.],[.,.]]],.],.],.]]
[8,4,3,5,2,1,6,7]=>[1,8,7,6,2,4,5,3]=>[5,8,6,7,4,3,2,1]=>[[[[[.,[[.,.],[.,.]]],.],.],.],.]=>[.,[[[[.,[[.,.],[.,.]]],.],.],.]]
[8,3,4,5,2,1,6,7]=>[1,8,7,6,2,3,4,5]=>[5,6,7,8,4,3,2,1]=>[[[[[.,[.,[.,[.,.]]]],.],.],.],.]=>[.,[[[[.,[.,[.,[.,.]]]],.],.],.]]
[8,4,5,2,3,1,6,7]=>[1,8,7,6,2,4,3,5]=>[5,7,6,8,4,3,2,1]=>[[[[[.,[[.,.],[.,.]]],.],.],.],.]=>[.,[[[[.,[[.,.],[.,.]]],.],.],.]]
[8,5,2,3,4,1,6,7]=>[1,8,7,6,2,5,4,3]=>[5,8,7,6,4,3,2,1]=>[[[[[.,[[[.,.],.],.]],.],.],.],.]=>[.,[[[[.,[[[.,.],.],.]],.],.],.]]
[8,4,2,3,5,1,6,7]=>[1,8,7,6,2,4,3,5]=>[5,7,6,8,4,3,2,1]=>[[[[[.,[[.,.],[.,.]]],.],.],.],.]=>[.,[[[[.,[[.,.],[.,.]]],.],.],.]]
[8,2,3,4,5,1,6,7]=>[1,8,7,6,2,3,4,5]=>[5,6,7,8,4,3,2,1]=>[[[[[.,[.,[.,[.,.]]]],.],.],.],.]=>[.,[[[[.,[.,[.,[.,.]]]],.],.],.]]
[8,3,4,5,1,2,6,7]=>[1,8,7,6,2,3,4,5]=>[5,6,7,8,4,3,2,1]=>[[[[[.,[.,[.,[.,.]]]],.],.],.],.]=>[.,[[[[.,[.,[.,[.,.]]]],.],.],.]]
[8,5,4,2,1,3,6,7]=>[1,8,7,6,3,4,2,5]=>[7,5,6,8,4,3,2,1]=>[[[[[[.,.],[.,[.,.]]],.],.],.],.]=>[.,[[[[[.,.],[.,[.,.]]],.],.],.]]
[8,5,4,1,2,3,6,7]=>[1,8,7,6,3,4,2,5]=>[7,5,6,8,4,3,2,1]=>[[[[[[.,.],[.,[.,.]]],.],.],.],.]=>[.,[[[[[.,.],[.,[.,.]]],.],.],.]]
[8,4,5,1,2,3,6,7]=>[1,8,7,6,3,5,2,4]=>[7,5,8,6,4,3,2,1]=>[[[[[[.,.],[[.,.],.]],.],.],.],.]=>[.,[[[[[.,.],[[.,.],.]],.],.],.]]
[8,5,3,2,1,4,6,7]=>[1,8,7,6,4,2,5,3]=>[6,8,5,7,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[8,5,3,1,2,4,6,7]=>[1,8,7,6,4,2,5,3]=>[6,8,5,7,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[8,5,2,1,3,4,6,7]=>[1,8,7,6,4,2,5,3]=>[6,8,5,7,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[8,5,1,2,3,4,6,7]=>[1,8,7,6,4,2,5,3]=>[6,8,5,7,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[8,4,3,2,1,5,6,7]=>[1,8,7,6,5,2,4,3]=>[6,8,7,5,4,3,2,1]=>[[[[[[.,[[.,.],.]],.],.],.],.],.]=>[.,[[[[[.,[[.,.],.]],.],.],.],.]]
[8,3,4,2,1,5,6,7]=>[1,8,7,6,5,2,3,4]=>[6,7,8,5,4,3,2,1]=>[[[[[[.,[.,[.,.]]],.],.],.],.],.]=>[.,[[[[[.,[.,[.,.]]],.],.],.],.]]
[8,4,2,3,1,5,6,7]=>[1,8,7,6,5,2,4,3]=>[6,8,7,5,4,3,2,1]=>[[[[[[.,[[.,.],.]],.],.],.],.],.]=>[.,[[[[[.,[[.,.],.]],.],.],.],.]]
[8,2,3,4,1,5,6,7]=>[1,8,7,6,5,2,3,4]=>[6,7,8,5,4,3,2,1]=>[[[[[[.,[.,[.,.]]],.],.],.],.],.]=>[.,[[[[[.,[.,[.,.]]],.],.],.],.]]
[8,3,4,1,2,5,6,7]=>[1,8,7,6,5,2,3,4]=>[6,7,8,5,4,3,2,1]=>[[[[[[.,[.,[.,.]]],.],.],.],.],.]=>[.,[[[[[.,[.,[.,.]]],.],.],.],.]]
[8,4,2,1,3,5,6,7]=>[1,8,7,6,5,3,2,4]=>[7,6,8,5,4,3,2,1]=>[[[[[[[.,.],[.,.]],.],.],.],.],.]=>[.,[[[[[[.,.],[.,.]],.],.],.],.]]
[8,4,1,2,3,5,6,7]=>[1,8,7,6,5,3,2,4]=>[7,6,8,5,4,3,2,1]=>[[[[[[[.,.],[.,.]],.],.],.],.],.]=>[.,[[[[[[.,.],[.,.]],.],.],.],.]]
[8,3,2,1,4,5,6,7]=>[1,8,7,6,5,4,2,3]=>[7,8,6,5,4,3,2,1]=>[[[[[[[.,[.,.]],.],.],.],.],.],.]=>[.,[[[[[[.,[.,.]],.],.],.],.],.]]
[8,2,3,1,4,5,6,7]=>[1,8,7,6,5,4,2,3]=>[7,8,6,5,4,3,2,1]=>[[[[[[[.,[.,.]],.],.],.],.],.],.]=>[.,[[[[[[.,[.,.]],.],.],.],.],.]]
[8,3,1,2,4,5,6,7]=>[1,8,7,6,5,4,2,3]=>[7,8,6,5,4,3,2,1]=>[[[[[[[.,[.,.]],.],.],.],.],.],.]=>[.,[[[[[[.,[.,.]],.],.],.],.],.]]
[8,2,1,3,4,5,6,7]=>[1,8,7,6,5,4,3,2]=>[8,7,6,5,4,3,2,1]=>[[[[[[[[.,.],.],.],.],.],.],.],.]=>[.,[[[[[[[.,.],.],.],.],.],.],.]]
[8,1,2,3,4,5,6,7]=>[1,8,7,6,5,4,3,2]=>[8,7,6,5,4,3,2,1]=>[[[[[[[[.,.],.],.],.],.],.],.],.]=>[.,[[[[[[[.,.],.],.],.],.],.],.]]
[7,6,5,4,3,2,1,8]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,4,3,2,1,8]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,4,3,2,1,8]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,4,3,2,1,8]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,7,4,3,2,1,8]=>[1,5,3,7,2,6,4,8]=>[5,3,7,2,6,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[7,6,4,5,3,2,1,8]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,5,3,2,1,8]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,5,4,6,3,2,1,8]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,6,3,2,1,8]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[6,5,4,7,3,2,1,8]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,4,6,7,3,2,1,8]=>[1,5,3,6,2,4,7,8]=>[5,3,6,2,4,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,5,6,7,3,2,1,8]=>[1,4,7,2,5,3,6,8]=>[4,6,2,5,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[7,6,5,3,4,2,1,8]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,3,4,2,1,8]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,3,4,2,1,8]=>[1,7,2,5,4,3,6,8]=>[3,6,5,4,7,2,8,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[7,6,4,3,5,2,1,8]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,3,5,2,1,8]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,6,3,4,5,2,1,8]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,5,4,3,6,2,1,8]=>[1,7,2,5,6,3,4,8]=>[3,6,7,4,5,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,3,6,2,1,8]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,3,4,5,6,2,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[5,6,4,3,7,2,1,8]=>[1,5,7,2,6,3,4,8]=>[4,6,7,2,5,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,4,6,3,7,2,1,8]=>[1,5,7,2,4,3,6,8]=>[4,6,5,2,7,3,8,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[3,4,5,6,7,2,1,8]=>[1,3,5,7,2,4,6,8]=>[5,2,6,3,7,4,8,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[7,6,5,4,2,3,1,8]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,5,6,4,2,3,1,8]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[5,6,7,4,2,3,1,8]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,6,4,5,2,3,1,8]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,5,2,3,1,8]=>[1,6,3,4,5,2,7,8]=>[6,3,4,5,2,7,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[7,5,4,6,2,3,1,8]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,6,2,3,1,8]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[5,6,4,7,2,3,1,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,5,6,7,2,3,1,8]=>[1,4,7,2,5,3,6,8]=>[4,6,2,5,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[6,5,7,3,2,4,1,8]=>[1,6,4,3,7,2,5,8]=>[6,4,3,7,2,5,8,1]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[6,7,5,2,3,4,1,8]=>[1,6,4,2,7,3,5,8]=>[4,6,3,7,2,5,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[7,5,6,2,3,4,1,8]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,5,7,2,3,4,1,8]=>[1,6,4,2,5,3,7,8]=>[4,6,3,5,2,7,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[5,6,7,2,3,4,1,8]=>[1,5,3,7,2,6,4,8]=>[5,3,7,2,6,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[6,7,4,3,2,5,1,8]=>[1,6,5,2,7,3,4,8]=>[4,6,7,3,2,5,8,1]=>[[[[.,[.,[.,.]]],.],[.,[.,.]]],.]=>[.,[[[.,[.,[.,.]]],.],[.,[.,.]]]]
[6,7,3,4,2,5,1,8]=>[1,6,5,2,7,3,4,8]=>[4,6,7,3,2,5,8,1]=>[[[[.,[.,[.,.]]],.],[.,[.,.]]],.]=>[.,[[[.,[.,[.,.]]],.],[.,[.,.]]]]
[6,7,2,3,4,5,1,8]=>[1,6,5,4,3,2,7,8]=>[6,5,4,3,2,7,8,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[7,5,4,3,2,6,1,8]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,3,2,6,1,8]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,5,3,4,2,6,1,8]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,3,5,2,6,1,8]=>[1,7,2,4,5,3,6,8]=>[3,6,4,5,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,5,4,2,3,6,1,8]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,4,5,2,3,6,1,8]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,5,3,2,4,6,1,8]=>[1,7,2,5,4,3,6,8]=>[3,6,5,4,7,2,8,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[7,4,2,3,5,6,1,8]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,2,3,4,5,6,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[5,6,4,3,2,7,1,8]=>[1,5,2,6,7,3,4,8]=>[3,6,7,2,4,5,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,4,6,3,2,7,1,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[5,6,3,4,2,7,1,8]=>[1,5,2,6,7,3,4,8]=>[3,6,7,2,4,5,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[6,3,4,5,2,7,1,8]=>[1,6,7,2,3,4,5,8]=>[4,5,6,7,2,3,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[5,3,4,6,2,7,1,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,5,6,2,7,1,8]=>[1,4,6,7,2,3,5,8]=>[5,6,2,7,3,4,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,5,6,2,7,1,8]=>[1,3,5,2,4,6,7,8]=>[4,2,5,3,6,7,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[6,5,3,2,4,7,1,8]=>[1,6,7,2,5,4,3,8]=>[4,7,6,5,2,3,8,1]=>[[[.,[[[.,.],.],.]],[.,[.,.]]],.]=>[.,[[.,[[[.,.],.],.]],[.,[.,.]]]]
[6,4,2,3,5,7,1,8]=>[1,6,7,2,4,3,5,8]=>[4,6,5,7,2,3,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[6,3,2,4,5,7,1,8]=>[1,6,7,2,3,4,5,8]=>[4,5,6,7,2,3,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,3,4,5,7,1,8]=>[1,6,7,2,3,4,5,8]=>[4,5,6,7,2,3,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[3,4,5,2,6,7,1,8]=>[1,3,5,6,7,2,4,8]=>[6,2,7,3,4,5,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[4,5,2,3,6,7,1,8]=>[1,4,3,2,5,6,7,8]=>[4,3,2,5,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[5,2,3,4,6,7,1,8]=>[1,5,6,7,2,3,4,8]=>[5,6,7,2,3,4,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,2,5,6,7,1,8]=>[1,4,5,6,7,2,3,8]=>[6,7,2,3,4,5,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,2,5,6,7,1,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[4,2,3,5,6,7,1,8]=>[1,4,5,6,7,2,3,8]=>[6,7,2,3,4,5,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,2,4,5,6,7,1,8]=>[1,3,4,5,6,7,2,8]=>[7,2,3,4,5,6,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,6,7,1,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[7,6,5,4,3,1,2,8]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[6,7,5,4,3,1,2,8]=>[1,6,2,7,3,5,4,8]=>[3,5,7,6,2,4,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,5,6,4,3,1,2,8]=>[1,7,2,5,3,6,4,8]=>[3,5,7,4,6,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,6,4,5,3,1,2,8]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,4,5,6,3,1,2,8]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[5,4,6,7,3,1,2,8]=>[1,5,3,6,2,4,7,8]=>[5,3,6,2,4,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,5,6,7,3,1,2,8]=>[1,4,7,2,5,3,6,8]=>[4,6,2,5,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[7,6,5,3,4,1,2,8]=>[1,7,2,6,3,5,4,8]=>[3,5,7,6,4,2,8,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[7,5,6,3,4,1,2,8]=>[1,7,2,5,4,3,6,8]=>[3,6,5,4,7,2,8,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[6,7,3,4,5,1,2,8]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,5,3,4,6,1,2,8]=>[1,7,2,5,6,3,4,8]=>[3,6,7,4,5,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[6,4,5,3,7,1,2,8]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[5,6,3,4,7,1,2,8]=>[1,5,7,2,6,3,4,8]=>[4,6,7,2,5,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[6,3,4,5,7,1,2,8]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[4,3,5,6,7,1,2,8]=>[1,4,6,2,3,5,7,8]=>[4,5,2,6,3,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,5,6,7,1,2,8]=>[1,3,5,7,2,4,6,8]=>[5,2,6,3,7,4,8,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[7,6,5,4,2,1,3,8]=>[1,7,3,5,2,6,4,8]=>[5,3,7,4,6,2,8,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[6,5,7,4,2,1,3,8]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[7,6,4,5,2,1,3,8]=>[1,7,3,4,5,2,6,8]=>[6,3,4,5,7,2,8,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[7,4,5,6,2,1,3,8]=>[1,7,3,5,2,4,6,8]=>[5,3,6,4,7,2,8,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[4,5,6,7,2,1,3,8]=>[1,4,7,3,6,2,5,8]=>[6,4,2,7,5,3,8,1]=>[[[[.,.],.],[[[.,.],.],[.,.]]],.]=>[.,[[[.,.],.],[[[.,.],.],[.,.]]]]
[7,6,5,4,1,2,3,8]=>[1,7,3,5,2,6,4,8]=>[5,3,7,4,6,2,8,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[5,6,7,4,1,2,3,8]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,6,4,5,1,2,3,8]=>[1,7,3,4,5,2,6,8]=>[6,3,4,5,7,2,8,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[7,4,5,6,1,2,3,8]=>[1,7,3,5,2,4,6,8]=>[5,3,6,4,7,2,8,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[5,6,4,7,1,2,3,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,5,6,7,1,2,3,8]=>[1,4,7,3,6,2,5,8]=>[6,4,2,7,5,3,8,1]=>[[[[.,.],.],[[[.,.],.],[.,.]]],.]=>[.,[[[.,.],.],[[[.,.],.],[.,.]]]]
[7,6,5,2,3,1,4,8]=>[1,7,4,2,6,3,5,8]=>[4,6,3,7,5,2,8,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,5,6,2,3,1,4,8]=>[1,7,4,2,5,3,6,8]=>[4,6,3,5,7,2,8,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[6,5,7,2,3,1,4,8]=>[1,6,2,5,3,7,4,8]=>[3,5,7,4,2,6,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,7,3,1,2,4,8]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,6,5,2,1,3,4,8]=>[1,7,4,2,6,3,5,8]=>[4,6,3,7,5,2,8,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,5,6,2,1,3,4,8]=>[1,7,4,2,5,3,6,8]=>[4,6,3,5,7,2,8,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[5,6,7,2,1,3,4,8]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,6,5,1,2,3,4,8]=>[1,7,4,2,6,3,5,8]=>[4,6,3,7,5,2,8,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,5,6,1,2,3,4,8]=>[1,7,4,2,5,3,6,8]=>[4,6,3,5,7,2,8,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[6,5,7,1,2,3,4,8]=>[1,6,3,7,4,2,5,8]=>[6,3,5,7,2,4,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[5,6,7,1,2,3,4,8]=>[1,5,2,6,3,7,4,8]=>[3,5,7,2,4,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[6,7,4,3,2,1,5,8]=>[1,6,2,7,5,3,4,8]=>[3,6,7,5,2,4,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[6,7,3,4,2,1,5,8]=>[1,6,2,7,5,3,4,8]=>[3,6,7,5,2,4,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[6,7,4,2,3,1,5,8]=>[1,6,2,7,5,3,4,8]=>[3,6,7,5,2,4,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[7,6,3,2,4,1,5,8]=>[1,7,5,4,2,6,3,8]=>[5,7,4,3,6,2,8,1]=>[[[[[.,[.,.]],.],[.,.]],[.,.]],.]=>[.,[[[[.,[.,.]],.],[.,.]],[.,.]]]
[6,7,3,2,4,1,5,8]=>[1,6,2,7,5,4,3,8]=>[3,7,6,5,2,4,8,1]=>[[[.,[[[.,.],.],.]],[.,[.,.]]],.]=>[.,[[.,[[[.,.],.],.]],[.,[.,.]]]]
[7,6,2,3,4,1,5,8]=>[1,7,5,4,3,2,6,8]=>[6,5,4,3,7,2,8,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[6,7,2,3,4,1,5,8]=>[1,6,2,7,5,4,3,8]=>[3,7,6,5,2,4,8,1]=>[[[.,[[[.,.],.],.]],[.,[.,.]]],.]=>[.,[[.,[[[.,.],.],.]],[.,[.,.]]]]
[6,7,3,4,1,2,5,8]=>[1,6,2,7,5,3,4,8]=>[3,6,7,5,2,4,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[6,7,3,2,1,4,5,8]=>[1,6,4,2,7,5,3,8]=>[4,7,3,6,2,5,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[6,7,3,1,2,4,5,8]=>[1,6,4,2,7,5,3,8]=>[4,7,3,6,2,5,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[7,6,1,2,3,4,5,8]=>[1,7,5,3,2,6,4,8]=>[5,4,7,3,6,2,8,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[6,7,1,2,3,4,5,8]=>[1,6,4,2,7,5,3,8]=>[4,7,3,6,2,5,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[7,4,5,3,2,1,6,8]=>[1,7,6,2,4,3,5,8]=>[4,6,5,7,3,2,8,1]=>[[[[.,[[.,.],[.,.]]],.],[.,.]],.]=>[.,[[[.,[[.,.],[.,.]]],.],[.,.]]]
[7,4,3,5,2,1,6,8]=>[1,7,6,2,4,5,3,8]=>[4,7,5,6,3,2,8,1]=>[[[[.,[[.,.],[.,.]]],.],[.,.]],.]=>[.,[[[.,[[.,.],[.,.]]],.],[.,.]]]
[7,3,4,5,2,1,6,8]=>[1,7,6,2,3,4,5,8]=>[4,5,6,7,3,2,8,1]=>[[[[.,[.,[.,[.,.]]]],.],[.,.]],.]=>[.,[[[.,[.,[.,[.,.]]]],.],[.,.]]]
[7,4,2,3,5,1,6,8]=>[1,7,6,2,4,3,5,8]=>[4,6,5,7,3,2,8,1]=>[[[[.,[[.,.],[.,.]]],.],[.,.]],.]=>[.,[[[.,[[.,.],[.,.]]],.],[.,.]]]
[7,2,3,4,5,1,6,8]=>[1,7,6,2,3,4,5,8]=>[4,5,6,7,3,2,8,1]=>[[[[.,[.,[.,[.,.]]]],.],[.,.]],.]=>[.,[[[.,[.,[.,[.,.]]]],.],[.,.]]]
[7,4,5,2,1,3,6,8]=>[1,7,6,3,5,2,4,8]=>[6,4,7,5,3,2,8,1]=>[[[[[.,.],[[.,.],.]],.],[.,.]],.]=>[.,[[[[.,.],[[.,.],.]],.],[.,.]]]
[7,4,5,1,2,3,6,8]=>[1,7,6,3,5,2,4,8]=>[6,4,7,5,3,2,8,1]=>[[[[[.,.],[[.,.],.]],.],[.,.]],.]=>[.,[[[[.,.],[[.,.],.]],.],[.,.]]]
[7,4,3,2,1,5,6,8]=>[1,7,6,5,2,4,3,8]=>[5,7,6,4,3,2,8,1]=>[[[[[.,[[.,.],.]],.],.],[.,.]],.]=>[.,[[[[.,[[.,.],.]],.],.],[.,.]]]
[7,4,3,1,2,5,6,8]=>[1,7,6,5,2,4,3,8]=>[5,7,6,4,3,2,8,1]=>[[[[[.,[[.,.],.]],.],.],[.,.]],.]=>[.,[[[[.,[[.,.],.]],.],.],[.,.]]]
[7,4,1,2,3,5,6,8]=>[1,7,6,5,3,2,4,8]=>[6,5,7,4,3,2,8,1]=>[[[[[[.,.],[.,.]],.],.],[.,.]],.]=>[.,[[[[[.,.],[.,.]],.],.],[.,.]]]
[7,3,2,1,4,5,6,8]=>[1,7,6,5,4,2,3,8]=>[6,7,5,4,3,2,8,1]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]
[7,2,3,1,4,5,6,8]=>[1,7,6,5,4,2,3,8]=>[6,7,5,4,3,2,8,1]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]
[7,3,1,2,4,5,6,8]=>[1,7,6,5,4,2,3,8]=>[6,7,5,4,3,2,8,1]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]
[7,2,1,3,4,5,6,8]=>[1,7,6,5,4,3,2,8]=>[7,6,5,4,3,2,8,1]=>[[[[[[[.,.],.],.],.],.],[.,.]],.]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[7,1,2,3,4,5,6,8]=>[1,7,6,5,4,3,2,8]=>[7,6,5,4,3,2,8,1]=>[[[[[[[.,.],.],.],.],.],[.,.]],.]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[6,5,4,3,2,1,7,8]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,4,3,2,1,7,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,4,6,3,2,1,7,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,5,6,3,2,1,7,8]=>[1,4,3,6,2,5,7,8]=>[5,3,2,6,4,7,8,1]=>[[[[.,.],.],[[.,.],[.,[.,.]]]],.]=>[.,[[[.,.],.],[[.,.],[.,[.,.]]]]]
[6,5,3,4,2,1,7,8]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,3,4,2,1,7,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[6,3,4,5,2,1,7,8]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[5,4,3,6,2,1,7,8]=>[1,5,2,4,6,3,7,8]=>[3,6,4,2,5,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[3,4,5,6,2,1,7,8]=>[1,3,5,2,4,6,7,8]=>[4,2,5,3,6,7,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[5,4,6,2,3,1,7,8]=>[1,5,3,6,2,4,7,8]=>[5,3,6,2,4,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,6,2,3,4,1,7,8]=>[1,5,4,3,2,6,7,8]=>[5,4,3,2,6,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[6,4,3,2,5,1,7,8]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[6,2,3,4,5,1,7,8]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[4,3,5,2,6,1,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,3,2,4,6,1,7,8]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,3,4,6,1,7,8]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[3,4,2,5,6,1,7,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[3,2,4,5,6,1,7,8]=>[1,3,4,5,6,2,7,8]=>[6,2,3,4,5,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,6,1,7,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[6,5,4,3,1,2,7,8]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[5,6,4,3,1,2,7,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[6,4,5,3,1,2,7,8]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[5,4,6,3,1,2,7,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[5,6,3,4,1,2,7,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,4,3,6,1,2,7,8]=>[1,5,2,4,6,3,7,8]=>[3,6,4,2,5,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,3,5,6,1,2,7,8]=>[1,4,6,2,3,5,7,8]=>[4,5,2,6,3,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,5,6,1,2,7,8]=>[1,3,5,2,4,6,7,8]=>[4,2,5,3,6,7,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[5,6,4,2,1,3,7,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,4,6,2,1,3,7,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,5,6,2,1,3,7,8]=>[1,4,2,5,3,6,7,8]=>[3,5,2,4,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,5,6,1,2,3,7,8]=>[1,4,2,5,3,6,7,8]=>[3,5,2,4,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[6,5,3,2,1,4,7,8]=>[1,6,4,2,5,3,7,8]=>[4,6,3,5,2,7,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[5,6,2,1,3,4,7,8]=>[1,5,3,2,6,4,7,8]=>[4,3,6,2,5,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[6,5,1,2,3,4,7,8]=>[1,6,4,2,5,3,7,8]=>[4,6,3,5,2,7,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[5,6,1,2,3,4,7,8]=>[1,5,3,2,6,4,7,8]=>[4,3,6,2,5,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[6,3,4,2,1,5,7,8]=>[1,6,5,2,3,4,7,8]=>[4,5,6,3,2,7,8,1]=>[[[[.,[.,[.,.]]],.],[.,[.,.]]],.]=>[.,[[[.,[.,[.,.]]],.],[.,[.,.]]]]
[6,2,1,3,4,5,7,8]=>[1,6,5,4,3,2,7,8]=>[6,5,4,3,2,7,8,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[6,1,2,3,4,5,7,8]=>[1,6,5,4,3,2,7,8]=>[6,5,4,3,2,7,8,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[5,4,3,2,1,6,7,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,5,3,2,1,6,7,8]=>[1,4,2,5,3,6,7,8]=>[3,5,2,4,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,3,4,2,1,6,7,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,5,2,1,6,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,5,2,1,6,7,8]=>[1,3,5,2,4,6,7,8]=>[4,2,5,3,6,7,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[5,4,2,3,1,6,7,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,5,2,3,1,6,7,8]=>[1,4,3,2,5,6,7,8]=>[4,3,2,5,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[5,3,2,4,1,6,7,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,3,4,1,6,7,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,2,5,1,6,7,8]=>[1,4,5,2,3,6,7,8]=>[4,5,2,3,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,2,5,1,6,7,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[4,2,3,5,1,6,7,8]=>[1,4,5,2,3,6,7,8]=>[4,5,2,3,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,2,4,5,1,6,7,8]=>[1,3,4,5,2,6,7,8]=>[5,2,3,4,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,5,1,6,7,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[5,4,3,1,2,6,7,8]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[5,3,4,1,2,6,7,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,5,1,2,6,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,5,1,2,6,7,8]=>[1,3,5,2,4,6,7,8]=>[4,2,5,3,6,7,8,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[5,4,2,1,3,6,7,8]=>[1,5,3,2,4,6,7,8]=>[4,3,5,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,5,2,1,3,6,7,8]=>[1,4,2,5,3,6,7,8]=>[3,5,2,4,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,4,1,2,3,6,7,8]=>[1,5,3,2,4,6,7,8]=>[4,3,5,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,5,1,2,3,6,7,8]=>[1,4,2,5,3,6,7,8]=>[3,5,2,4,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,3,2,1,4,6,7,8]=>[1,5,4,2,3,6,7,8]=>[4,5,3,2,6,7,8,1]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]
[5,2,3,1,4,6,7,8]=>[1,5,4,2,3,6,7,8]=>[4,5,3,2,6,7,8,1]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]
[5,3,1,2,4,6,7,8]=>[1,5,4,2,3,6,7,8]=>[4,5,3,2,6,7,8,1]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]
[5,2,1,3,4,6,7,8]=>[1,5,4,3,2,6,7,8]=>[5,4,3,2,6,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[5,1,2,3,4,6,7,8]=>[1,5,4,3,2,6,7,8]=>[5,4,3,2,6,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[4,3,2,1,5,6,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,2,1,5,6,7,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[4,2,3,1,5,6,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,2,4,1,5,6,7,8]=>[1,3,4,2,5,6,7,8]=>[4,2,3,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,3,4,1,5,6,7,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[4,3,1,2,5,6,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,1,2,5,6,7,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[4,2,1,3,5,6,7,8]=>[1,4,3,2,5,6,7,8]=>[4,3,2,5,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[4,1,2,3,5,6,7,8]=>[1,4,3,2,5,6,7,8]=>[4,3,2,5,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[3,2,1,4,5,6,7,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,3,1,4,5,6,7,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[3,1,2,4,5,6,7,8]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,1,3,4,5,6,7,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[1,2,3,4,5,6,7,8]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[6,8,7,5,4,3,2,1]=>[1,6,3,7,2,8,4,5]=>[5,3,7,8,2,4,6,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[5,8,7,6,4,3,2,1]=>[1,5,4,6,3,7,2,8]=>[7,5,3,2,4,6,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[5,6,8,7,4,3,2,1]=>[1,5,4,7,2,6,3,8]=>[5,7,3,2,6,4,8,1]=>[[[[.,[.,.]],.],[[.,.],[.,.]]],.]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]
[5,7,6,8,4,3,2,1]=>[1,5,4,8,2,7,3,6]=>[5,7,3,2,8,6,4,1]=>[[[[.,[.,.]],.],[[[.,.],.],.]],.]=>[.,[[[.,[.,.]],.],[[[.,.],.],.]]]
[4,6,8,7,5,3,2,1]=>[1,4,7,2,6,3,8,5]=>[4,6,2,8,5,3,7,1]=>[[[.,[.,.]],[[[.,.],.],[.,.]]],.]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[5,4,7,8,6,3,2,1]=>[1,5,6,3,7,2,4,8]=>[6,4,7,2,3,5,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,5,8,7,6,3,2,1]=>[1,4,7,2,5,6,3,8]=>[4,7,2,5,6,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,6,4,8,7,3,2,1]=>[1,5,7,2,6,3,4,8]=>[4,6,7,2,5,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,6,5,8,7,3,2,1]=>[1,4,8,2,6,3,5,7]=>[4,6,2,7,5,8,3,1]=>[[[.,[.,.]],[[[.,.],[.,.]],.]],.]=>[.,[[.,[.,.]],[[[.,.],[.,.]],.]]]
[4,5,6,8,7,3,2,1]=>[1,4,8,2,5,7,3,6]=>[4,7,2,5,8,6,3,1]=>[[[.,[.,.]],[[.,[[.,.],.]],.]],.]=>[.,[[.,[.,.]],[[.,[[.,.],.]],.]]]
[5,7,6,4,8,3,2,1]=>[1,5,8,2,7,3,6,4]=>[4,6,8,2,7,5,3,1]=>[[[.,[.,[.,.]]],[[[.,.],.],.]],.]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]
[4,5,7,6,8,3,2,1]=>[1,4,6,3,7,2,5,8]=>[6,4,2,7,3,5,8,1]=>[[[[.,.],.],[[.,.],[.,[.,.]]]],.]=>[.,[[[.,.],.],[[.,.],[.,[.,.]]]]]
[3,8,7,6,5,4,2,1]=>[1,3,7,2,8,4,6,5]=>[4,2,6,8,7,3,5,1]=>[[[.,.],[[.,[[.,.],.]],[.,.]]],.]=>[.,[[.,.],[[.,[[.,.],.]],[.,.]]]]
[3,6,8,7,5,4,2,1]=>[1,3,8,2,6,4,7,5]=>[4,2,6,8,5,7,3,1]=>[[[.,.],[[[.,[.,.]],[.,.]],.]],.]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[3,7,6,8,5,4,2,1]=>[1,3,6,4,8,2,7,5]=>[6,2,4,8,3,7,5,1]=>[[[.,.],[[.,[.,.]],[[.,.],.]]],.]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[3,5,7,6,8,4,2,1]=>[1,3,7,2,5,8,4,6]=>[4,2,7,5,8,3,6,1]=>[[[.,.],[[[.,.],[.,.]],[.,.]]],.]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[4,3,7,8,6,5,2,1]=>[1,4,8,2,3,7,5,6]=>[4,5,2,7,8,6,3,1]=>[[[.,[.,.]],[[[.,[.,.]],.],.]],.]=>[.,[[.,[.,.]],[[[.,[.,.]],.],.]]]
[3,4,8,7,6,5,2,1]=>[1,3,8,2,4,7,5,6]=>[4,2,5,7,8,6,3,1]=>[[[.,.],[[.,[[.,[.,.]],.]],.]],.]=>[.,[[.,.],[[.,[[.,[.,.]],.]],.]]]
[4,5,3,7,8,6,2,1]=>[1,4,7,2,5,8,3,6]=>[4,7,2,5,8,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,5,4,7,8,6,2,1]=>[1,3,4,7,2,5,8,6]=>[5,2,3,6,8,4,7,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[4,3,5,7,8,6,2,1]=>[1,4,7,2,3,5,8,6]=>[4,5,2,6,8,3,7,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,4,5,7,8,6,2,1]=>[1,3,5,8,2,4,7,6]=>[5,2,6,3,8,7,4,1]=>[[[.,.],[[.,.],[[[.,.],.],.]]],.]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[5,4,3,6,8,7,2,1]=>[1,5,8,2,4,6,7,3]=>[4,8,5,2,6,7,3,1]=>[[[.,[[.,.],.]],[[.,[.,.]],.]],.]=>[.,[[.,[[.,.],.]],[[.,[.,.]],.]]]
[4,3,5,6,8,7,2,1]=>[1,4,6,7,2,3,5,8]=>[5,6,2,7,3,4,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,5,6,8,7,2,1]=>[1,3,5,8,2,4,6,7]=>[5,2,6,3,7,8,4,1]=>[[[.,.],[[.,.],[[.,[.,.]],.]]],.]=>[.,[[.,.],[[.,.],[[.,[.,.]],.]]]]
[5,4,7,6,3,8,2,1]=>[1,5,3,7,2,4,6,8]=>[5,3,6,2,7,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[3,5,7,6,4,8,2,1]=>[1,3,7,2,5,4,6,8]=>[4,2,6,5,7,3,8,1]=>[[[.,.],[[[.,.],[.,.]],[.,.]]],.]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[4,3,7,6,5,8,2,1]=>[1,4,6,8,2,3,7,5]=>[5,6,2,8,3,7,4,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[3,4,6,7,5,8,2,1]=>[1,3,6,8,2,4,7,5]=>[5,2,6,8,3,7,4,1]=>[[[.,.],[[.,[.,.]],[[.,.],.]]],.]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[4,5,3,7,6,8,2,1]=>[1,4,7,2,5,6,8,3]=>[4,8,2,5,6,3,7,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,5,4,7,6,8,2,1]=>[1,3,4,7,2,5,6,8]=>[5,2,3,6,7,4,8,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[4,3,5,7,6,8,2,1]=>[1,4,7,2,3,5,6,8]=>[4,5,2,6,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,5,6,4,7,8,2,1]=>[1,3,6,8,2,5,7,4]=>[5,2,8,6,3,7,4,1]=>[[[.,.],[[[.,.],.],[[.,.],.]]],.]=>[.,[[.,.],[[[.,.],.],[[.,.],.]]]]
[2,8,7,6,5,4,3,1]=>[1,2,8,3,7,4,6,5]=>[2,4,6,8,7,5,3,1]=>[[.,[[.,[[.,[[.,.],.]],.]],.]],.]=>[.,[.,[[.,[[.,[[.,.],.]],.]],.]]]
[2,7,8,6,5,4,3,1]=>[1,2,7,3,8,4,6,5]=>[2,4,6,8,7,3,5,1]=>[[.,[[.,[.,[[.,.],.]]],[.,.]]],.]=>[.,[.,[[.,[.,[[.,.],.]]],[.,.]]]]
[2,7,6,8,5,4,3,1]=>[1,2,7,3,6,4,8,5]=>[2,4,6,8,5,3,7,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[2,6,7,8,5,4,3,1]=>[1,2,6,4,8,3,7,5]=>[2,6,4,8,3,7,5,1]=>[[.,[[[.,.],[.,.]],[[.,.],.]]],.]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[2,6,7,5,8,4,3,1]=>[1,2,6,4,5,8,3,7]=>[2,7,4,5,3,8,6,1]=>[[.,[[[.,.],[.,.]],[[.,.],.]]],.]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[2,6,5,7,8,4,3,1]=>[1,2,6,4,7,3,5,8]=>[2,6,4,7,3,5,8,1]=>[[.,[[[.,.],[.,.]],[.,[.,.]]]],.]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[2,5,6,7,8,4,3,1]=>[1,2,5,8,3,6,4,7]=>[2,5,7,3,6,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[2,4,8,7,6,5,3,1]=>[1,2,4,7,3,8,5,6]=>[2,5,3,7,8,4,6,1]=>[[.,[[.,.],[[.,[.,.]],[.,.]]]],.]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[2,5,4,8,7,6,3,1]=>[1,2,5,7,3,4,8,6]=>[2,5,6,3,8,4,7,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[2,4,5,7,8,6,3,1]=>[1,2,4,7,3,5,8,6]=>[2,5,3,6,8,4,7,1]=>[[.,[[.,.],[[.,[.,.]],[.,.]]]],.]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[2,5,6,4,8,7,3,1]=>[1,2,5,8,3,6,7,4]=>[2,5,8,3,6,7,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[2,4,6,5,8,7,3,1]=>[1,2,4,5,8,3,6,7]=>[2,6,3,4,7,8,5,1]=>[[.,[[.,.],[.,[[.,[.,.]],.]]]],.]=>[.,[.,[[.,.],[.,[[.,[.,.]],.]]]]]
[2,7,6,5,4,8,3,1]=>[1,2,7,3,6,8,4,5]=>[2,4,7,8,5,3,6,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[2,5,6,7,4,8,3,1]=>[1,2,5,4,7,3,6,8]=>[2,6,4,3,7,5,8,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[2,4,7,6,5,8,3,1]=>[1,2,4,6,8,3,7,5]=>[2,6,3,8,4,7,5,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[2,4,6,5,7,8,3,1]=>[1,2,4,5,7,3,6,8]=>[2,6,3,4,7,5,8,1]=>[[.,[[.,.],[.,[[.,.],[.,.]]]]],.]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
[2,5,4,6,7,8,3,1]=>[1,2,5,7,3,4,6,8]=>[2,5,6,3,7,4,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[3,2,8,7,6,5,4,1]=>[1,3,8,2,4,7,5,6]=>[4,2,5,7,8,6,3,1]=>[[[.,.],[[.,[[.,[.,.]],.]],.]],.]=>[.,[[.,.],[[.,[[.,[.,.]],.]],.]]]
[3,2,5,7,8,6,4,1]=>[1,3,5,8,2,4,7,6]=>[5,2,6,3,8,7,4,1]=>[[[.,.],[[.,.],[[[.,.],.],.]]],.]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[3,2,6,7,5,8,4,1]=>[1,3,6,8,2,4,7,5]=>[5,2,6,8,3,7,4,1]=>[[[.,.],[[.,[.,.]],[[.,.],.]]],.]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[2,3,8,7,6,5,4,1]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[2,3,6,7,8,5,4,1]=>[1,2,3,6,5,8,4,7]=>[2,3,7,5,4,8,6,1]=>[[.,[.,[[[.,.],.],[[.,.],.]]]],.]=>[.,[.,[.,[[[.,.],.],[[.,.],.]]]]]
[2,3,6,5,8,7,4,1]=>[1,2,3,6,7,4,5,8]=>[2,3,6,7,4,5,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,3,5,6,8,7,4,1]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[2,3,7,6,5,8,4,1]=>[1,2,3,7,4,6,8,5]=>[2,3,5,8,6,4,7,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[2,3,5,6,7,8,4,1]=>[1,2,3,5,7,4,6,8]=>[2,3,6,4,7,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[2,4,3,8,7,6,5,1]=>[1,2,4,8,3,5,7,6]=>[2,5,3,6,8,7,4,1]=>[[.,[[.,.],[[.,[[.,.],.]],.]]],.]=>[.,[.,[[.,.],[[.,[[.,.],.]],.]]]]
[2,4,3,6,8,7,5,1]=>[1,2,4,6,7,5,8,3]=>[2,8,3,6,4,5,7,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,3,4,8,7,6,5,1]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[2,3,4,7,8,6,5,1]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,4,6,8,7,5,1]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,3,4,7,6,8,5,1]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,4,6,7,8,5,1]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[5,4,3,2,8,7,6,1]=>[1,5,8,2,4,3,6,7]=>[4,6,5,2,7,8,3,1]=>[[[.,[[.,.],.]],[[.,[.,.]],.]],.]=>[.,[[.,[[.,.],.]],[[.,[.,.]],.]]]
[5,4,3,2,7,8,6,1]=>[1,5,7,6,8,2,4,3]=>[6,8,7,2,4,3,5,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[4,5,3,2,8,7,6,1]=>[1,4,2,5,8,3,6,7]=>[3,6,2,4,7,8,5,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[4,3,5,2,8,7,6,1]=>[1,4,2,3,5,8,6,7]=>[3,4,2,5,7,8,6,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[2,5,4,3,8,7,6,1]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[2,3,5,4,8,7,6,1]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[4,3,2,5,7,8,6,1]=>[1,4,5,7,6,8,2,3]=>[7,8,2,3,5,4,6,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[3,4,2,5,8,7,6,1]=>[1,3,2,4,5,8,6,7]=>[3,2,4,5,7,8,6,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[3,4,2,5,7,8,6,1]=>[1,3,2,4,5,7,6,8]=>[3,2,4,5,7,6,8,1]=>[[[.,.],[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,.],[.,[.,[[.,.],[.,.]]]]]]
[2,4,3,5,8,7,6,1]=>[1,2,4,5,8,3,6,7]=>[2,6,3,4,7,8,5,1]=>[[.,[[.,.],[.,[[.,[.,.]],.]]]],.]=>[.,[.,[[.,.],[.,[[.,[.,.]],.]]]]]
[2,3,4,5,8,7,6,1]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,3,4,5,7,8,6,1]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[6,5,4,3,2,8,7,1]=>[1,6,8,2,5,3,4,7]=>[4,6,7,5,2,8,3,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[3,6,5,4,2,8,7,1]=>[1,3,5,2,6,8,4,7]=>[4,2,7,3,5,8,6,1]=>[[[.,.],[[.,.],[.,[[.,.],.]]]],.]=>[.,[[.,.],[[.,.],[.,[[.,.],.]]]]]
[5,4,3,6,2,8,7,1]=>[1,5,2,4,6,8,3,7]=>[3,7,4,2,5,8,6,1]=>[[[.,[[.,.],.]],[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[2,6,5,4,3,8,7,1]=>[1,2,6,8,3,5,4,7]=>[2,5,7,6,3,8,4,1]=>[[.,[[.,[[.,.],.]],[[.,.],.]]],.]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
[2,4,6,5,3,8,7,1]=>[1,2,4,5,3,6,8,7]=>[2,5,3,4,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[4,3,2,6,5,8,7,1]=>[1,4,6,8,2,3,5,7]=>[5,6,2,7,3,8,4,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[3,4,2,6,5,8,7,1]=>[1,3,2,4,6,8,5,7]=>[3,2,4,7,5,8,6,1]=>[[[.,.],[.,[[.,.],[[.,.],.]]]],.]=>[.,[[.,.],[.,[[.,.],[[.,.],.]]]]]
[2,3,4,6,5,8,7,1]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[5,4,3,2,6,8,7,1]=>[1,5,6,8,2,4,3,7]=>[5,7,6,2,3,8,4,1]=>[[[.,[[.,.],.]],[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[2,4,5,3,6,8,7,1]=>[1,2,4,3,5,6,8,7]=>[2,4,3,5,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[4,3,2,5,6,8,7,1]=>[1,4,5,6,8,2,3,7]=>[6,7,2,3,4,8,5,1]=>[[[.,[.,.]],[.,[.,[[.,.],.]]]],.]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[3,4,2,5,6,8,7,1]=>[1,3,2,4,5,6,8,7]=>[3,2,4,5,6,8,7,1]=>[[[.,.],[.,[.,[.,[[.,.],.]]]]],.]=>[.,[[.,.],[.,[.,[.,[[.,.],.]]]]]]
[3,2,4,5,6,8,7,1]=>[1,3,4,5,6,8,2,7]=>[7,2,3,4,5,8,6,1]=>[[[.,.],[.,[.,[.,[[.,.],.]]]]],.]=>[.,[[.,.],[.,[.,[.,[[.,.],.]]]]]]
[2,3,4,5,6,8,7,1]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[5,7,6,4,3,2,8,1]=>[1,5,3,6,2,7,8,4]=>[5,3,8,2,4,6,7,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[3,5,7,6,4,2,8,1]=>[1,3,7,8,2,5,4,6]=>[5,2,7,6,8,3,4,1]=>[[[.,.],[[[.,.],[.,.]],[.,.]]],.]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[3,4,6,7,5,2,8,1]=>[1,3,6,2,4,7,8,5]=>[4,2,5,8,3,6,7,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[3,5,4,7,6,2,8,1]=>[1,3,4,7,8,2,5,6]=>[6,2,3,7,8,4,5,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[3,6,5,4,7,2,8,1]=>[1,3,5,7,8,2,6,4]=>[6,2,8,3,7,4,5,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[3,5,6,4,7,2,8,1]=>[1,3,6,2,5,7,8,4]=>[4,2,8,5,3,6,7,1]=>[[[.,.],[[[.,.],.],[.,[.,.]]]],.]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[4,3,6,5,7,2,8,1]=>[1,4,5,7,8,2,3,6]=>[6,7,2,3,8,4,5,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[2,7,6,5,4,3,8,1]=>[1,2,7,8,3,6,4,5]=>[2,5,7,8,6,3,4,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[2,6,5,7,4,3,8,1]=>[1,2,6,3,5,4,7,8]=>[2,4,6,5,3,7,8,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[2,5,6,7,4,3,8,1]=>[1,2,5,4,7,8,3,6]=>[2,7,4,3,8,5,6,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[2,5,4,7,6,3,8,1]=>[1,2,5,6,3,4,7,8]=>[2,5,6,3,4,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,4,6,5,7,3,8,1]=>[1,2,4,5,7,8,3,6]=>[2,7,3,4,8,5,6,1]=>[[.,[[.,.],[.,[[.,.],[.,.]]]]],.]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
[2,4,5,6,7,3,8,1]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[3,2,5,6,7,4,8,1]=>[1,3,5,7,8,2,4,6]=>[6,2,7,3,8,4,5,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[2,3,5,7,6,4,8,1]=>[1,2,3,5,6,4,7,8]=>[2,3,6,4,5,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[4,3,2,7,6,5,8,1]=>[1,4,7,8,2,3,5,6]=>[5,6,2,7,8,3,4,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,4,2,7,6,5,8,1]=>[1,3,2,4,7,8,5,6]=>[3,2,4,7,8,5,6,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[2,4,3,7,6,5,8,1]=>[1,2,4,7,8,3,5,6]=>[2,6,3,7,8,4,5,1]=>[[.,[[.,.],[[.,[.,.]],[.,.]]]],.]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[3,2,4,7,6,5,8,1]=>[1,3,4,7,8,2,5,6]=>[6,2,3,7,8,4,5,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[2,3,4,7,6,5,8,1]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,4,6,7,5,8,1]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[5,4,3,2,7,6,8,1]=>[1,5,7,8,2,4,3,6]=>[5,7,6,2,8,3,4,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[4,3,5,2,7,6,8,1]=>[1,4,2,3,5,7,8,6]=>[3,4,2,5,8,6,7,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[3,4,5,2,7,6,8,1]=>[1,3,5,7,8,2,4,6]=>[6,2,7,3,8,4,5,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[3,2,5,4,7,6,8,1]=>[1,3,5,7,8,2,4,6]=>[6,2,7,3,8,4,5,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[4,3,2,5,7,6,8,1]=>[1,4,5,7,8,2,3,6]=>[6,7,2,3,8,4,5,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[3,4,2,5,7,6,8,1]=>[1,3,2,4,5,7,8,6]=>[3,2,4,5,8,6,7,1]=>[[[.,.],[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,.],[.,[.,[[.,.],[.,.]]]]]]
[2,4,3,5,7,6,8,1]=>[1,2,4,5,7,8,3,6]=>[2,7,3,4,8,5,6,1]=>[[.,[[.,.],[.,[[.,.],[.,.]]]]],.]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
[3,2,4,5,7,6,8,1]=>[1,3,4,5,7,8,2,6]=>[7,2,3,4,8,5,6,1]=>[[[.,.],[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,.],[.,[.,[[.,.],[.,.]]]]]]
[2,3,4,5,7,6,8,1]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[3,5,6,4,2,7,8,1]=>[1,3,6,7,8,2,5,4]=>[6,2,8,7,3,4,5,1]=>[[[.,.],[[[.,.],.],[.,[.,.]]]],.]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[3,4,6,5,2,7,8,1]=>[1,3,6,7,8,2,4,5]=>[6,2,7,8,3,4,5,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[3,5,4,6,2,7,8,1]=>[1,3,4,6,7,8,2,5]=>[7,2,3,8,4,5,6,1]=>[[[.,.],[.,[[.,.],[.,[.,.]]]]],.]=>[.,[[.,.],[.,[[.,.],[.,[.,.]]]]]]
[2,6,5,4,3,7,8,1]=>[1,2,6,7,8,3,5,4]=>[2,6,8,7,3,4,5,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[2,5,6,4,3,7,8,1]=>[1,2,5,3,6,7,8,4]=>[2,4,8,3,5,6,7,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,4,6,5,3,7,8,1]=>[1,2,4,5,3,6,7,8]=>[2,5,3,4,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[2,5,4,6,3,7,8,1]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,4,5,6,3,7,8,1]=>[1,2,4,6,7,8,3,5]=>[2,7,3,8,4,5,6,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,3,5,6,4,7,8,1]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[4,3,2,6,5,7,8,1]=>[1,4,6,7,8,2,3,5]=>[6,7,2,8,3,4,5,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[3,4,2,6,5,7,8,1]=>[1,3,2,4,6,7,8,5]=>[3,2,4,8,5,6,7,1]=>[[[.,.],[.,[[.,.],[.,[.,.]]]]],.]=>[.,[[.,.],[.,[[.,.],[.,[.,.]]]]]]
[2,4,3,6,5,7,8,1]=>[1,2,4,6,7,8,3,5]=>[2,7,3,8,4,5,6,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,3,4,6,5,7,8,1]=>[1,2,3,4,6,7,8,5]=>[2,3,4,8,5,6,7,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[3,5,4,2,6,7,8,1]=>[1,3,4,2,5,6,7,8]=>[4,2,3,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,5,4,3,6,7,8,1]=>[1,2,5,6,7,8,3,4]=>[2,7,8,3,4,5,6,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,4,5,3,6,7,8,1]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[3,2,5,4,6,7,8,1]=>[1,3,5,6,7,8,2,4]=>[7,2,8,3,4,5,6,1]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[2,3,5,4,6,7,8,1]=>[1,2,3,5,6,7,8,4]=>[2,3,8,4,5,6,7,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[2,4,3,5,6,7,8,1]=>[1,2,4,5,6,7,8,3]=>[2,8,3,4,5,6,7,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[1,8,7,6,5,4,3,2]=>[1,2,8,3,7,4,6,5]=>[2,4,6,8,7,5,3,1]=>[[.,[[.,[[.,[[.,.],.]],.]],.]],.]=>[.,[.,[[.,[[.,[[.,.],.]],.]],.]]]
[1,7,8,6,5,4,3,2]=>[1,2,7,3,8,4,6,5]=>[2,4,6,8,7,3,5,1]=>[[.,[[.,[.,[[.,.],.]]],[.,.]]],.]=>[.,[.,[[.,[.,[[.,.],.]]],[.,.]]]]
[1,7,6,8,5,4,3,2]=>[1,2,7,3,6,4,8,5]=>[2,4,6,8,5,3,7,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[1,6,7,8,5,4,3,2]=>[1,2,6,4,8,3,7,5]=>[2,6,4,8,3,7,5,1]=>[[.,[[[.,.],[.,.]],[[.,.],.]]],.]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[1,7,6,5,8,4,3,2]=>[1,2,7,3,6,4,5,8]=>[2,4,6,7,5,3,8,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[1,6,7,5,8,4,3,2]=>[1,2,6,4,5,8,3,7]=>[2,7,4,5,3,8,6,1]=>[[.,[[[.,.],[.,.]],[[.,.],.]]],.]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[1,5,7,6,8,4,3,2]=>[1,2,5,8,3,7,4,6]=>[2,5,7,3,8,6,4,1]=>[[.,[[.,[.,.]],[[[.,.],.],.]]],.]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
[1,6,5,7,8,4,3,2]=>[1,2,6,4,7,3,5,8]=>[2,6,4,7,3,5,8,1]=>[[.,[[[.,.],[.,.]],[.,[.,.]]]],.]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[1,5,6,7,8,4,3,2]=>[1,2,5,8,3,6,4,7]=>[2,5,7,3,6,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[1,4,8,7,6,5,3,2]=>[1,2,4,7,3,8,5,6]=>[2,5,3,7,8,4,6,1]=>[[.,[[.,.],[[.,[.,.]],[.,.]]]],.]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[1,4,5,8,7,6,3,2]=>[1,2,4,8,3,5,7,6]=>[2,5,3,6,8,7,4,1]=>[[.,[[.,.],[[.,[[.,.],.]],.]]],.]=>[.,[.,[[.,.],[[.,[[.,.],.]],.]]]]
[1,4,5,7,8,6,3,2]=>[1,2,4,7,3,5,8,6]=>[2,5,3,6,8,4,7,1]=>[[.,[[.,.],[[.,[.,.]],[.,.]]]],.]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[1,4,6,5,8,7,3,2]=>[1,2,4,5,8,3,6,7]=>[2,6,3,4,7,8,5,1]=>[[.,[[.,.],[.,[[.,[.,.]],.]]]],.]=>[.,[.,[[.,.],[.,[[.,[.,.]],.]]]]]
[1,5,4,6,8,7,3,2]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[1,7,6,5,4,8,3,2]=>[1,2,7,3,6,8,4,5]=>[2,4,7,8,5,3,6,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[1,4,7,6,5,8,3,2]=>[1,2,4,6,8,3,7,5]=>[2,6,3,8,4,7,5,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[1,5,4,6,7,8,3,2]=>[1,2,5,7,3,4,6,8]=>[2,5,6,3,7,4,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[1,3,8,7,6,5,4,2]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[1,3,7,8,6,5,4,2]=>[1,2,3,7,4,8,5,6]=>[2,3,5,7,8,4,6,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[1,3,6,8,7,5,4,2]=>[1,2,3,6,5,7,4,8]=>[2,3,7,5,4,6,8,1]=>[[.,[.,[[[.,.],.],[.,[.,.]]]]],.]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[1,3,6,7,8,5,4,2]=>[1,2,3,6,5,8,4,7]=>[2,3,7,5,4,8,6,1]=>[[.,[.,[[[.,.],.],[[.,.],.]]]],.]=>[.,[.,[.,[[[.,.],.],[[.,.],.]]]]]
[1,3,5,6,8,7,4,2]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[1,3,5,6,7,8,4,2]=>[1,2,3,5,7,4,6,8]=>[2,3,6,4,7,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,4,3,8,7,6,5,2]=>[1,2,4,8,3,5,7,6]=>[2,5,3,6,8,7,4,1]=>[[.,[[.,.],[[.,[[.,.],.]],.]]],.]=>[.,[.,[[.,.],[[.,[[.,.],.]],.]]]]
[1,4,3,6,8,7,5,2]=>[1,2,4,6,7,5,8,3]=>[2,8,3,6,4,5,7,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[1,3,4,8,7,6,5,2]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[1,3,4,7,6,8,5,2]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,3,4,6,7,8,5,2]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[1,5,4,3,8,7,6,2]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[1,3,5,4,8,7,6,2]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[1,4,3,5,8,7,6,2]=>[1,2,4,5,8,3,6,7]=>[2,6,3,4,7,8,5,1]=>[[.,[[.,.],[.,[[.,[.,.]],.]]]],.]=>[.,[.,[[.,.],[.,[[.,[.,.]],.]]]]]
[1,3,4,5,8,7,6,2]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,3,4,5,7,8,6,2]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,6,5,4,3,8,7,2]=>[1,2,6,8,3,5,4,7]=>[2,5,7,6,3,8,4,1]=>[[.,[[.,[[.,.],.]],[[.,.],.]]],.]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
[1,4,6,5,3,8,7,2]=>[1,2,4,5,3,6,8,7]=>[2,5,3,4,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[1,4,5,3,6,8,7,2]=>[1,2,4,3,5,6,8,7]=>[2,4,3,5,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[1,3,4,5,6,8,7,2]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,7,6,5,4,3,8,2]=>[1,2,7,8,3,6,4,5]=>[2,5,7,8,6,3,4,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[1,6,7,5,4,3,8,2]=>[1,2,6,3,7,8,4,5]=>[2,4,7,8,3,5,6,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,6,5,7,4,3,8,2]=>[1,2,6,3,5,4,7,8]=>[2,4,6,5,3,7,8,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[1,5,6,7,4,3,8,2]=>[1,2,5,4,7,8,3,6]=>[2,7,4,3,8,5,6,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[1,5,6,4,7,3,8,2]=>[1,2,5,7,8,3,6,4]=>[2,6,8,3,7,4,5,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[1,4,6,5,7,3,8,2]=>[1,2,4,5,7,8,3,6]=>[2,7,3,4,8,5,6,1]=>[[.,[[.,.],[.,[[.,.],[.,.]]]]],.]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
[1,4,5,6,7,3,8,2]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[1,3,5,7,6,4,8,2]=>[1,2,3,5,6,4,7,8]=>[2,3,6,4,5,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,3,6,5,7,4,8,2]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,3,4,7,6,5,8,2]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,3,4,6,7,5,8,2]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,3,4,5,7,6,8,2]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,6,5,4,3,7,8,2]=>[1,2,6,7,8,3,5,4]=>[2,6,8,7,3,4,5,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[1,5,4,6,3,7,8,2]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,3,5,6,4,7,8,2]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,4,3,6,5,7,8,2]=>[1,2,4,6,7,8,3,5]=>[2,7,3,8,4,5,6,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[1,3,4,6,5,7,8,2]=>[1,2,3,4,6,7,8,5]=>[2,3,4,8,5,6,7,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,5,4,3,6,7,8,2]=>[1,2,5,6,7,8,3,4]=>[2,7,8,3,4,5,6,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,4,5,3,6,7,8,2]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[1,3,5,4,6,7,8,2]=>[1,2,3,5,6,7,8,4]=>[2,3,8,4,5,6,7,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,4,3,5,6,7,8,2]=>[1,2,4,5,6,7,8,3]=>[2,8,3,4,5,6,7,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[1,3,4,5,6,7,8,2]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[2,1,8,7,6,5,4,3]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[2,1,7,8,6,5,4,3]=>[1,2,3,7,4,8,5,6]=>[2,3,5,7,8,4,6,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[2,1,6,8,7,5,4,3]=>[1,2,3,6,5,7,4,8]=>[2,3,7,5,4,6,8,1]=>[[.,[.,[[[.,.],.],[.,[.,.]]]]],.]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[2,1,7,6,8,5,4,3]=>[1,2,3,7,4,6,5,8]=>[2,3,5,7,6,4,8,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[2,1,6,7,8,5,4,3]=>[1,2,3,6,5,8,4,7]=>[2,3,7,5,4,8,6,1]=>[[.,[.,[[[.,.],.],[[.,.],.]]]],.]=>[.,[.,[.,[[[.,.],.],[[.,.],.]]]]]
[2,1,6,5,8,7,4,3]=>[1,2,3,6,7,4,5,8]=>[2,3,6,7,4,5,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,1,5,6,8,7,4,3]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[2,1,7,6,5,8,4,3]=>[1,2,3,7,4,6,8,5]=>[2,3,5,8,6,4,7,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[2,1,5,6,7,8,4,3]=>[1,2,3,5,7,4,6,8]=>[2,3,6,4,7,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[2,1,4,8,7,6,5,3]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[2,1,4,7,8,6,5,3]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,1,4,6,8,7,5,3]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,1,4,7,6,8,5,3]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,1,4,6,7,8,5,3]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,1,5,4,8,7,6,3]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[2,1,4,5,8,7,6,3]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,1,4,5,7,8,6,3]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[2,1,4,6,5,8,7,3]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,1,4,5,6,8,7,3]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[2,1,6,7,5,4,8,3]=>[1,2,3,6,4,7,8,5]=>[2,3,5,8,4,6,7,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,1,5,7,6,4,8,3]=>[1,2,3,5,6,4,7,8]=>[2,3,6,4,5,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[2,1,6,5,7,4,8,3]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,1,4,7,6,5,8,3]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,1,4,6,7,5,8,3]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,1,5,6,4,7,8,3]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[2,1,5,4,6,7,8,3]=>[1,2,3,5,6,7,8,4]=>[2,3,8,4,5,6,7,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[2,1,4,5,6,7,8,3]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[1,2,8,7,6,5,4,3]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[1,2,7,8,6,5,4,3]=>[1,2,3,7,4,8,5,6]=>[2,3,5,7,8,4,6,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[1,2,7,6,8,5,4,3]=>[1,2,3,7,4,6,5,8]=>[2,3,5,7,6,4,8,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[1,2,6,7,8,5,4,3]=>[1,2,3,6,5,8,4,7]=>[2,3,7,5,4,8,6,1]=>[[.,[.,[[[.,.],.],[[.,.],.]]]],.]=>[.,[.,[.,[[[.,.],.],[[.,.],.]]]]]
[1,2,6,5,8,7,4,3]=>[1,2,3,6,7,4,5,8]=>[2,3,6,7,4,5,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,2,5,6,8,7,4,3]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[1,2,7,6,5,8,4,3]=>[1,2,3,7,4,6,8,5]=>[2,3,5,8,6,4,7,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[1,2,5,6,7,8,4,3]=>[1,2,3,5,7,4,6,8]=>[2,3,6,4,7,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,2,4,8,7,6,5,3]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[1,2,4,7,8,6,5,3]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
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[1,2,4,5,7,8,6,3]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,2,4,6,5,8,7,3]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
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[3,2,1,5,8,7,6,4]=>[1,3,2,4,5,8,6,7]=>[3,2,4,5,7,8,6,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
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[3,2,1,6,5,8,7,4]=>[1,3,2,4,6,8,5,7]=>[3,2,4,7,5,8,6,1]=>[[[.,.],[.,[[.,.],[[.,.],.]]]],.]=>[.,[[.,.],[.,[[.,.],[[.,.],.]]]]]
[3,2,1,5,6,8,7,4]=>[1,3,2,4,5,6,8,7]=>[3,2,4,5,6,8,7,1]=>[[[.,.],[.,[.,[.,[[.,.],.]]]]],.]=>[.,[[.,.],[.,[.,[.,[[.,.],.]]]]]]
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[3,2,1,5,7,6,8,4]=>[1,3,2,4,5,7,8,6]=>[3,2,4,5,8,6,7,1]=>[[[.,.],[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,.],[.,[.,[[.,.],[.,.]]]]]]
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[2,3,1,8,7,6,5,4]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[2,3,1,7,8,6,5,4]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,1,6,8,7,5,4]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,3,1,7,6,8,5,4]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,1,6,7,8,5,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,3,1,5,7,8,6,4]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[2,3,1,6,5,8,7,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,3,1,7,6,5,8,4]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,1,6,7,5,8,4]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,3,1,5,7,6,8,4]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[2,3,1,5,6,7,8,4]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[1,3,2,8,7,6,5,4]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[1,3,2,6,8,7,5,4]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,3,2,7,6,8,5,4]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,3,2,6,7,8,5,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[1,3,2,5,8,7,6,4]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,3,2,5,7,8,6,4]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,3,2,6,5,8,7,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[1,3,2,5,6,8,7,4]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,3,2,7,6,5,8,4]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,3,2,6,7,5,8,4]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,3,2,5,7,6,8,4]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,3,2,6,5,7,8,4]=>[1,2,3,4,6,7,8,5]=>[2,3,4,8,5,6,7,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,3,2,5,6,7,8,4]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[2,1,3,8,7,6,5,4]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[2,1,3,7,8,6,5,4]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,1,3,6,8,7,5,4]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,1,3,6,7,8,5,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,1,3,6,5,8,7,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,1,3,5,7,6,8,4]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[2,1,3,5,6,7,8,4]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[1,2,3,8,7,6,5,4]=>[1,2,3,4,8,5,7,6]=>[2,3,4,6,8,7,5,1]=>[[.,[.,[.,[[.,[[.,.],.]],.]]]],.]=>[.,[.,[.,[.,[[.,[[.,.],.]],.]]]]]
[1,2,3,7,8,6,5,4]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,2,3,6,8,7,5,4]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,7,6,8,5,4]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
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[1,2,3,5,8,7,6,4]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
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[1,2,3,6,5,8,7,4]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[1,2,3,5,6,8,7,4]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,2,3,7,6,5,8,4]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,2,3,6,7,5,8,4]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,5,7,6,8,4]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,2,3,6,5,7,8,4]=>[1,2,3,4,6,7,8,5]=>[2,3,4,8,5,6,7,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,5,6,7,8,4]=>[1,2,3,4,5,6,7,8]=>[2,3,4,5,6,7,8,1]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]
[4,3,2,1,8,7,6,5]=>[1,4,2,3,5,8,6,7]=>[3,4,2,5,7,8,6,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[4,3,2,1,7,8,6,5]=>[1,4,2,3,5,7,6,8]=>[3,4,2,5,7,6,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,3,2,1,6,8,7,5]=>[1,4,2,3,5,6,8,7]=>[3,4,2,5,6,8,7,1]=>[[[.,[.,.]],[.,[.,[[.,.],.]]]],.]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[4,3,2,1,7,6,8,5]=>[1,4,2,3,5,7,8,6]=>[3,4,2,5,8,6,7,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,3,2,1,6,7,8,5]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[3,4,2,1,8,7,6,5]=>[1,3,2,4,5,8,6,7]=>[3,2,4,5,7,8,6,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[3,4,2,1,7,8,6,5]=>[1,3,2,4,5,7,6,8]=>[3,2,4,5,7,6,8,1]=>[[[.,.],[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,.],[.,[.,[[.,.],[.,.]]]]]]
[3,4,2,1,6,8,7,5]=>[1,3,2,4,5,6,8,7]=>[3,2,4,5,6,8,7,1]=>[[[.,.],[.,[.,[.,[[.,.],.]]]]],.]=>[.,[[.,.],[.,[.,[.,[[.,.],.]]]]]]
[3,4,2,1,7,6,8,5]=>[1,3,2,4,5,7,8,6]=>[3,2,4,5,8,6,7,1]=>[[[.,.],[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,.],[.,[.,[[.,.],[.,.]]]]]]
[3,4,2,1,6,7,8,5]=>[1,3,2,4,5,6,7,8]=>[3,2,4,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[2,4,3,1,6,8,7,5]=>[1,2,4,3,5,6,8,7]=>[2,4,3,5,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[2,4,3,1,7,6,8,5]=>[1,2,4,3,5,7,8,6]=>[2,4,3,5,8,6,7,1]=>[[.,[[.,.],[.,[[.,.],[.,.]]]]],.]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
[2,4,3,1,6,7,8,5]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
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[2,6,5,4,3,1,8,7]=>[1,2,6,3,5,4,7,8]=>[2,4,6,5,3,7,8,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[2,5,6,4,3,1,8,7]=>[1,2,5,3,6,4,7,8]=>[2,4,6,3,5,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,4,6,5,3,1,8,7]=>[1,2,4,5,3,6,7,8]=>[2,5,3,4,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
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[4,3,2,6,5,1,8,7]=>[1,4,6,2,3,5,7,8]=>[4,5,2,6,3,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
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[2,5,4,3,6,1,8,7]=>[1,2,5,6,3,4,7,8]=>[2,5,6,3,4,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
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[2,4,3,5,6,1,8,7]=>[1,2,4,5,6,3,7,8]=>[2,6,3,4,5,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
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[1,6,5,4,3,2,8,7]=>[1,2,6,3,5,4,7,8]=>[2,4,6,5,3,7,8,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[1,5,6,4,3,2,8,7]=>[1,2,5,3,6,4,7,8]=>[2,4,6,3,5,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
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[2,1,5,4,6,3,8,7]=>[1,2,3,5,6,4,7,8]=>[2,3,6,4,5,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
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[5,4,3,2,1,6,8,7]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
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[3,5,4,2,1,6,8,7]=>[1,3,4,2,5,6,7,8]=>[4,2,3,5,6,7,8,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[4,3,5,2,1,6,8,7]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
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[5,7,6,4,3,2,1,8]=>[1,5,3,6,2,7,4,8]=>[5,3,7,2,4,6,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,3,2,1,8]=>[1,4,5,3,7,2,6,8]=>[6,4,2,3,7,5,8,1]=>[[[[.,.],.],[.,[[.,.],[.,.]]]],.]=>[.,[[[.,.],.],[.,[[.,.],[.,.]]]]]
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[2,7,6,5,4,3,1,8]=>[1,2,7,3,6,4,5,8]=>[2,4,6,7,5,3,8,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
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[2,5,6,7,4,3,1,8]=>[1,2,5,4,7,3,6,8]=>[2,6,4,3,7,5,8,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
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[2,5,6,4,7,3,1,8]=>[1,2,5,7,3,6,4,8]=>[2,5,7,3,6,4,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
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[3,2,6,5,7,4,1,8]=>[1,3,6,4,5,7,2,8]=>[7,2,4,5,3,6,8,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
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[2,3,7,6,5,4,1,8]=>[1,2,3,7,4,6,5,8]=>[2,3,5,7,6,4,8,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[2,3,6,7,5,4,1,8]=>[1,2,3,6,4,7,5,8]=>[2,3,5,7,4,6,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
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[2,3,6,5,7,4,1,8]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
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[4,3,2,6,7,5,1,8]=>[1,4,6,5,7,2,3,8]=>[6,7,2,4,3,5,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[2,3,4,7,6,5,1,8]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
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[5,4,3,2,7,6,1,8]=>[1,5,7,2,4,3,6,8]=>[4,6,5,2,7,3,8,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
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[3,4,6,5,2,7,1,8]=>[1,3,6,7,2,4,5,8]=>[5,2,6,7,3,4,8,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[3,5,4,6,2,7,1,8]=>[1,3,4,6,7,2,5,8]=>[6,2,3,7,4,5,8,1]=>[[[.,.],[.,[[.,.],[.,[.,.]]]]],.]=>[.,[[.,.],[.,[[.,.],[.,[.,.]]]]]]
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[3,2,6,5,4,7,1,8]=>[1,3,6,7,2,4,5,8]=>[5,2,6,7,3,4,8,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
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[4,3,2,6,5,7,1,8]=>[1,4,6,7,2,3,5,8]=>[5,6,2,7,3,4,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
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[1,7,6,5,4,3,2,8]=>[1,2,7,3,6,4,5,8]=>[2,4,6,7,5,3,8,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
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[1,6,5,7,4,3,2,8]=>[1,2,6,3,5,4,7,8]=>[2,4,6,5,3,7,8,1]=>[[.,[[.,[[.,.],.]],[.,[.,.]]]],.]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
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[1,5,6,4,7,3,2,8]=>[1,2,5,7,3,6,4,8]=>[2,5,7,3,6,4,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
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[1,2,3,8,5,6,7,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,2,3,8,5,7,6,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,2,3,8,6,5,7,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,2,3,8,6,7,5,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,2,4,3,8,6,7,5]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,2,4,5,8,6,7,3]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,2,4,7,5,6,8,3]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,2,4,8,5,6,7,3]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,2,4,8,6,5,7,3]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,2,5,4,8,6,7,3]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[1,2,6,4,5,3,7,8]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,2,8,4,5,6,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,2,8,4,6,7,5,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,2,8,4,7,6,5,3]=>[1,2,3,8,4,5,7,6]=>[2,3,5,6,8,7,4,1]=>[[.,[.,[[.,[.,[[.,.],.]]],.]]],.]=>[.,[.,[.,[[.,[.,[[.,.],.]]],.]]]]
[1,2,7,5,4,6,3,8]=>[1,2,3,7,4,5,6,8]=>[2,3,5,6,7,4,8,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[1,2,8,5,4,6,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,2,8,5,4,7,6,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,2,8,5,6,4,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,2,8,5,6,7,4,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,2,8,6,5,4,7,3]=>[1,2,3,8,4,6,5,7]=>[2,3,5,7,6,8,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[1,2,8,6,5,7,4,3]=>[1,2,3,8,4,6,7,5]=>[2,3,5,8,6,7,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[1,2,8,7,5,6,4,3]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[1,3,2,4,8,6,7,5]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,3,2,7,5,6,8,4]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,3,2,8,5,7,6,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,3,2,8,6,5,7,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,3,2,8,6,7,5,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,3,4,2,8,6,7,5]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,3,4,5,8,6,7,2]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[1,3,4,8,5,6,7,2]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,3,4,8,6,5,7,2]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,3,4,8,6,7,5,2]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[1,3,6,4,5,2,8,7]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,3,6,4,5,7,2,8]=>[1,2,3,6,7,4,5,8]=>[2,3,6,7,4,5,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,3,7,4,5,6,2,8]=>[1,2,3,7,4,5,6,8]=>[2,3,5,6,7,4,8,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[1,3,8,4,5,6,7,2]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,3,8,4,6,5,7,2]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,3,8,4,6,7,5,2]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,3,8,5,4,6,7,2]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,3,8,5,4,7,6,2]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,3,8,5,6,7,4,2]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[1,3,8,5,7,6,4,2]=>[1,2,3,8,4,5,7,6]=>[2,3,5,6,8,7,4,1]=>[[.,[.,[[.,[.,[[.,.],.]]],.]]],.]=>[.,[.,[.,[[.,[.,[[.,.],.]]],.]]]]
[1,3,8,6,5,7,4,2]=>[1,2,3,8,4,6,7,5]=>[2,3,5,8,6,7,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[1,3,8,7,5,6,4,2]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[1,4,3,5,8,6,7,2]=>[1,2,4,5,8,3,6,7]=>[2,6,3,4,7,8,5,1]=>[[.,[[.,.],[.,[[.,[.,.]],.]]]],.]=>[.,[.,[[.,.],[.,[[.,[.,.]],.]]]]]
[1,4,3,8,5,6,7,2]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[1,4,3,8,5,7,6,2]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[1,4,3,8,6,5,7,2]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[1,4,3,8,6,7,5,2]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[1,5,3,4,2,6,7,8]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,3,4,2,7,8,6]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,3,4,2,8,7,6]=>[1,2,5,3,4,6,8,7]=>[2,4,5,3,6,8,7,1]=>[[.,[[.,[.,.]],[.,[[.,.],.]]]],.]=>[.,[.,[[.,[.,.]],[.,[[.,.],.]]]]]
[1,5,3,4,6,2,7,8]=>[1,2,5,6,3,4,7,8]=>[2,5,6,3,4,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,3,4,6,2,8,7]=>[1,2,5,6,3,4,7,8]=>[2,5,6,3,4,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,3,4,6,7,8,2]=>[1,2,5,6,7,8,3,4]=>[2,7,8,3,4,5,6,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,3,4,7,6,2,8]=>[1,2,5,7,3,4,6,8]=>[2,5,6,3,7,4,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[1,5,3,4,8,6,7,2]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[1,6,3,4,5,2,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,7,3,4,5,6,2,8]=>[1,2,7,3,4,5,6,8]=>[2,4,5,6,7,3,8,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,7,3,4,5,6,8,2]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,8,3,4,5,6,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,3,4,6,7,5,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,3,4,7,6,5,2]=>[1,2,8,3,4,5,7,6]=>[2,4,5,6,8,7,3,1]=>[[.,[[.,[.,[.,[[.,.],.]]]],.]],.]=>[.,[.,[[.,[.,[.,[[.,.],.]]]],.]]]
[1,6,3,5,4,2,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,7,3,5,4,6,2,8]=>[1,2,7,3,4,5,6,8]=>[2,4,5,6,7,3,8,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,8,3,5,4,6,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,3,5,4,7,6,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,3,5,6,4,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,3,5,6,7,4,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,3,5,7,6,4,2]=>[1,2,8,3,4,5,7,6]=>[2,4,5,6,8,7,3,1]=>[[.,[[.,[.,[.,[[.,.],.]]]],.]],.]=>[.,[.,[[.,[.,[.,[[.,.],.]]]],.]]]
[1,7,3,6,5,4,8,2]=>[1,2,7,8,3,4,6,5]=>[2,5,6,8,7,3,4,1]=>[[.,[[.,[.,[[.,.],.]]],[.,.]]],.]=>[.,[.,[[.,[.,[[.,.],.]]],[.,.]]]]
[1,8,3,7,5,6,4,2]=>[1,2,8,3,4,7,5,6]=>[2,4,5,7,8,6,3,1]=>[[.,[[.,[.,[[.,[.,.]],.]]],.]],.]=>[.,[.,[[.,[.,[[.,[.,.]],.]]],.]]]
[1,8,3,7,6,5,4,2]=>[1,2,8,3,4,7,5,6]=>[2,4,5,7,8,6,3,1]=>[[.,[[.,[.,[[.,[.,.]],.]]],.]],.]=>[.,[.,[[.,[.,[[.,[.,.]],.]]],.]]]
[1,6,4,3,5,2,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,8,4,3,5,6,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,4,3,5,7,6,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,7,4,3,6,5,8,2]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,8,4,3,6,5,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,4,3,6,7,5,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,6,4,5,3,2,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,6,4,5,3,2,8,7]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,7,4,5,3,6,8,2]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,8,4,5,3,6,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,7,4,5,6,3,2,8]=>[1,2,7,3,4,5,6,8]=>[2,4,5,6,7,3,8,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,7,4,5,6,3,8,2]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[1,8,4,5,6,3,7,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,4,5,6,7,3,2]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[1,8,4,7,6,5,3,2]=>[1,2,8,3,4,7,5,6]=>[2,4,5,7,8,6,3,1]=>[[.,[[.,[.,[[.,[.,.]],.]]],.]],.]=>[.,[.,[[.,[.,[[.,[.,.]],.]]],.]]]
[1,7,5,4,3,6,2,8]=>[1,2,7,3,5,4,6,8]=>[2,4,6,5,7,3,8,1]=>[[.,[[.,[[.,.],[.,.]]],[.,.]]],.]=>[.,[.,[[.,[[.,.],[.,.]]],[.,.]]]]
[1,7,5,4,3,6,8,2]=>[1,2,7,8,3,5,4,6]=>[2,5,7,6,8,3,4,1]=>[[.,[[.,[[.,.],[.,.]]],[.,.]]],.]=>[.,[.,[[.,[[.,.],[.,.]]],[.,.]]]]
[1,8,5,4,3,6,7,2]=>[1,2,8,3,5,4,6,7]=>[2,4,6,5,7,8,3,1]=>[[.,[[.,[[.,.],[.,[.,.]]]],.]],.]=>[.,[.,[[.,[[.,.],[.,[.,.]]]],.]]]
[1,8,5,4,3,7,6,2]=>[1,2,8,3,5,4,6,7]=>[2,4,6,5,7,8,3,1]=>[[.,[[.,[[.,.],[.,[.,.]]]],.]],.]=>[.,[.,[[.,[[.,.],[.,[.,.]]]],.]]]
[1,8,5,4,6,3,7,2]=>[1,2,8,3,5,6,4,7]=>[2,4,7,5,6,8,3,1]=>[[.,[[.,[[.,.],[.,[.,.]]]],.]],.]=>[.,[.,[[.,[[.,.],[.,[.,.]]]],.]]]
[1,8,5,4,7,6,3,2]=>[1,2,8,3,5,7,4,6]=>[2,4,7,5,8,6,3,1]=>[[.,[[.,[[.,.],[[.,.],.]]],.]],.]=>[.,[.,[[.,[[.,.],[[.,.],.]]],.]]]
[1,7,6,4,5,3,2,8]=>[1,2,7,3,6,4,5,8]=>[2,4,6,7,5,3,8,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[1,8,6,4,5,3,7,2]=>[1,2,8,3,6,4,5,7]=>[2,4,6,7,5,8,3,1]=>[[.,[[.,[[.,[.,.]],[.,.]]],.]],.]=>[.,[.,[[.,[[.,[.,.]],[.,.]]],.]]]
[1,8,6,4,5,7,3,2]=>[1,2,8,3,6,7,4,5]=>[2,4,7,8,5,6,3,1]=>[[.,[[.,[[.,[.,.]],[.,.]]],.]],.]=>[.,[.,[[.,[[.,[.,.]],[.,.]]],.]]]
[1,8,7,4,5,6,3,2]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[1,8,7,4,6,5,3,2]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[1,8,6,5,4,3,7,2]=>[1,2,8,3,6,4,5,7]=>[2,4,6,7,5,8,3,1]=>[[.,[[.,[[.,[.,.]],[.,.]]],.]],.]=>[.,[.,[[.,[[.,[.,.]],[.,.]]],.]]]
[1,8,6,5,4,7,3,2]=>[1,2,8,3,6,7,4,5]=>[2,4,7,8,5,6,3,1]=>[[.,[[.,[[.,[.,.]],[.,.]]],.]],.]=>[.,[.,[[.,[[.,[.,.]],[.,.]]],.]]]
[1,8,7,5,4,6,3,2]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[1,8,7,5,6,4,3,2]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[2,1,3,4,8,6,7,5]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,1,3,5,8,6,7,4]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,1,3,8,5,6,7,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,3,8,5,7,6,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,3,8,6,5,7,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,3,8,6,7,5,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,4,3,8,6,7,5]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,1,4,5,8,6,7,3]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,1,4,8,5,6,7,3]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,4,8,5,7,6,3]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,4,8,6,5,7,3]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,4,8,6,7,5,3]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,1,5,4,8,6,7,3]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[2,1,6,4,5,3,8,7]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,1,8,4,5,6,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,4,5,7,6,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,4,6,5,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,4,6,7,5,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,4,7,6,5,3]=>[1,2,3,8,4,5,7,6]=>[2,3,5,6,8,7,4,1]=>[[.,[.,[[.,[.,[[.,.],.]]],.]]],.]=>[.,[.,[.,[[.,[.,[[.,.],.]]],.]]]]
[2,1,8,5,4,6,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,5,4,7,6,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,5,6,4,7,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,5,6,7,4,3]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,1,8,5,7,6,4,3]=>[1,2,3,8,4,5,7,6]=>[2,3,5,6,8,7,4,1]=>[[.,[.,[[.,[.,[[.,.],.]]],.]]],.]=>[.,[.,[.,[[.,[.,[[.,.],.]]],.]]]]
[2,1,8,6,5,4,7,3]=>[1,2,3,8,4,6,5,7]=>[2,3,5,7,6,8,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[2,1,8,6,5,7,4,3]=>[1,2,3,8,4,6,7,5]=>[2,3,5,8,6,7,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[2,1,8,7,5,6,4,3]=>[1,2,3,8,4,7,5,6]=>[2,3,5,7,8,6,4,1]=>[[.,[.,[[.,[[.,[.,.]],.]],.]]],.]=>[.,[.,[.,[[.,[[.,[.,.]],.]],.]]]]
[2,3,1,5,8,6,7,4]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,3,1,7,5,6,4,8]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,1,8,5,6,7,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,3,1,8,6,7,5,4]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,3,4,1,8,6,7,5]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,3,4,5,8,6,7,1]=>[1,2,3,4,5,8,6,7]=>[2,3,4,5,7,8,6,1]=>[[.,[.,[.,[.,[[.,[.,.]],.]]]]],.]=>[.,[.,[.,[.,[.,[[.,[.,.]],.]]]]]]
[2,3,4,7,5,6,1,8]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,4,7,5,6,8,1]=>[1,2,3,4,7,8,5,6]=>[2,3,4,7,8,5,6,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[2,3,4,8,5,6,7,1]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,3,4,8,5,7,6,1]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,3,4,8,6,5,7,1]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,3,4,8,6,7,5,1]=>[1,2,3,4,8,5,6,7]=>[2,3,4,6,7,8,5,1]=>[[.,[.,[.,[[.,[.,[.,.]]],.]]]],.]=>[.,[.,[.,[.,[[.,[.,[.,.]]],.]]]]]
[2,3,5,4,8,6,7,1]=>[1,2,3,5,8,4,6,7]=>[2,3,6,4,7,8,5,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[2,3,6,4,5,1,7,8]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,3,6,4,5,1,8,7]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[2,3,8,4,5,6,7,1]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,3,8,4,6,7,5,1]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,3,7,5,4,6,1,8]=>[1,2,3,7,4,5,6,8]=>[2,3,5,6,7,4,8,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[2,3,8,5,4,6,7,1]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,3,7,5,6,4,1,8]=>[1,2,3,7,4,5,6,8]=>[2,3,5,6,7,4,8,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[2,3,8,5,6,4,7,1]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,3,8,5,6,7,4,1]=>[1,2,3,8,4,5,6,7]=>[2,3,5,6,7,8,4,1]=>[[.,[.,[[.,[.,[.,[.,.]]]],.]]],.]=>[.,[.,[.,[[.,[.,[.,[.,.]]]],.]]]]
[2,3,8,5,7,6,4,1]=>[1,2,3,8,4,5,7,6]=>[2,3,5,6,8,7,4,1]=>[[.,[.,[[.,[.,[[.,.],.]]],.]]],.]=>[.,[.,[.,[[.,[.,[[.,.],.]]],.]]]]
[2,3,8,6,5,4,7,1]=>[1,2,3,8,4,6,5,7]=>[2,3,5,7,6,8,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[2,4,3,5,8,6,7,1]=>[1,2,4,5,8,3,6,7]=>[2,6,3,4,7,8,5,1]=>[[.,[[.,.],[.,[[.,[.,.]],.]]]],.]=>[.,[.,[[.,.],[.,[[.,[.,.]],.]]]]]
[2,4,3,7,5,6,8,1]=>[1,2,4,7,8,3,5,6]=>[2,6,3,7,8,4,5,1]=>[[.,[[.,.],[[.,[.,.]],[.,.]]]],.]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[2,4,3,8,5,6,7,1]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[2,4,3,8,5,7,6,1]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[2,4,3,8,6,5,7,1]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[2,4,3,8,6,7,5,1]=>[1,2,4,8,3,5,6,7]=>[2,5,3,6,7,8,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[2,5,3,4,1,6,7,8]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,5,3,4,1,8,7,6]=>[1,2,5,3,4,6,8,7]=>[2,4,5,3,6,8,7,1]=>[[.,[[.,[.,.]],[.,[[.,.],.]]]],.]=>[.,[.,[[.,[.,.]],[.,[[.,.],.]]]]]
[2,5,3,4,6,7,8,1]=>[1,2,5,6,7,8,3,4]=>[2,7,8,3,4,5,6,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[2,5,3,4,8,6,7,1]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[2,5,3,4,8,7,6,1]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[2,6,3,4,5,1,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[2,7,3,4,5,6,1,8]=>[1,2,7,3,4,5,6,8]=>[2,4,5,6,7,3,8,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,8,3,4,5,6,7,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,8,3,4,5,7,6,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,6,3,5,4,1,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[2,6,3,5,4,1,8,7]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[2,7,3,5,4,6,8,1]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,8,3,5,4,7,6,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,7,3,5,6,4,8,1]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,8,3,5,6,7,4,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,8,3,5,7,6,4,1]=>[1,2,8,3,4,5,7,6]=>[2,4,5,6,8,7,3,1]=>[[.,[[.,[.,[.,[[.,.],.]]]],.]],.]=>[.,[.,[[.,[.,[.,[[.,.],.]]]],.]]]
[2,8,3,7,5,6,4,1]=>[1,2,8,3,4,7,5,6]=>[2,4,5,7,8,6,3,1]=>[[.,[[.,[.,[[.,[.,.]],.]]],.]],.]=>[.,[.,[[.,[.,[[.,[.,.]],.]]],.]]]
[2,8,3,7,6,5,4,1]=>[1,2,8,3,4,7,5,6]=>[2,4,5,7,8,6,3,1]=>[[.,[[.,[.,[[.,[.,.]],.]]],.]],.]=>[.,[.,[[.,[.,[[.,[.,.]],.]]],.]]]
[2,5,4,3,8,6,7,1]=>[1,2,5,8,3,4,6,7]=>[2,5,6,3,7,8,4,1]=>[[.,[[.,[.,.]],[[.,[.,.]],.]]],.]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[2,6,4,3,5,1,8,7]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[2,7,4,3,5,6,8,1]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,8,4,3,5,6,7,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,8,4,3,5,7,6,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,7,4,3,6,5,8,1]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,8,4,3,6,5,7,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,8,4,3,6,7,5,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,8,4,3,7,6,5,1]=>[1,2,8,3,4,5,7,6]=>[2,4,5,6,8,7,3,1]=>[[.,[[.,[.,[.,[[.,.],.]]]],.]],.]=>[.,[.,[[.,[.,[.,[[.,.],.]]]],.]]]
[2,6,4,5,3,1,7,8]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[2,6,4,5,3,1,8,7]=>[1,2,6,3,4,5,7,8]=>[2,4,5,6,3,7,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[2,8,4,5,3,6,7,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,7,4,5,6,3,1,8]=>[1,2,7,3,4,5,6,8]=>[2,4,5,6,7,3,8,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,7,4,5,6,3,8,1]=>[1,2,7,8,3,4,5,6]=>[2,5,6,7,8,3,4,1]=>[[.,[[.,[.,[.,[.,.]]]],[.,.]]],.]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[2,8,4,5,6,3,7,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,8,4,5,6,7,3,1]=>[1,2,8,3,4,5,6,7]=>[2,4,5,6,7,8,3,1]=>[[.,[[.,[.,[.,[.,[.,.]]]]],.]],.]=>[.,[.,[[.,[.,[.,[.,[.,.]]]]],.]]]
[2,7,4,6,5,3,8,1]=>[1,2,7,8,3,4,6,5]=>[2,5,6,8,7,3,4,1]=>[[.,[[.,[.,[[.,.],.]]],[.,.]]],.]=>[.,[.,[[.,[.,[[.,.],.]]],[.,.]]]]
[2,8,4,7,6,5,3,1]=>[1,2,8,3,4,7,5,6]=>[2,4,5,7,8,6,3,1]=>[[.,[[.,[.,[[.,[.,.]],.]]],.]],.]=>[.,[.,[[.,[.,[[.,[.,.]],.]]],.]]]
[2,7,5,4,3,6,8,1]=>[1,2,7,8,3,5,4,6]=>[2,5,7,6,8,3,4,1]=>[[.,[[.,[[.,.],[.,.]]],[.,.]]],.]=>[.,[.,[[.,[[.,.],[.,.]]],[.,.]]]]
[2,8,5,4,3,6,7,1]=>[1,2,8,3,5,4,6,7]=>[2,4,6,5,7,8,3,1]=>[[.,[[.,[[.,.],[.,[.,.]]]],.]],.]=>[.,[.,[[.,[[.,.],[.,[.,.]]]],.]]]
[2,8,5,4,3,7,6,1]=>[1,2,8,3,5,4,6,7]=>[2,4,6,5,7,8,3,1]=>[[.,[[.,[[.,.],[.,[.,.]]]],.]],.]=>[.,[.,[[.,[[.,.],[.,[.,.]]]],.]]]
[2,7,5,4,6,3,8,1]=>[1,2,7,8,3,5,6,4]=>[2,5,8,6,7,3,4,1]=>[[.,[[.,[[.,.],[.,.]]],[.,.]]],.]=>[.,[.,[[.,[[.,.],[.,.]]],[.,.]]]]
[2,8,5,4,7,6,3,1]=>[1,2,8,3,5,7,4,6]=>[2,4,7,5,8,6,3,1]=>[[.,[[.,[[.,.],[[.,.],.]]],.]],.]=>[.,[.,[[.,[[.,.],[[.,.],.]]],.]]]
[2,7,6,4,5,3,8,1]=>[1,2,7,8,3,6,4,5]=>[2,5,7,8,6,3,4,1]=>[[.,[[.,[[.,[.,.]],.]],[.,.]]],.]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[2,8,7,4,5,6,3,1]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[2,8,7,4,6,5,3,1]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[2,8,7,5,4,6,3,1]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[2,8,7,5,6,4,3,1]=>[1,2,8,3,7,4,5,6]=>[2,4,6,7,8,5,3,1]=>[[.,[[.,[[.,[.,[.,.]]],.]],.]],.]=>[.,[.,[[.,[[.,[.,[.,.]]],.]],.]]]
[3,2,1,4,8,6,7,5]=>[1,3,2,4,5,8,6,7]=>[3,2,4,5,7,8,6,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[3,2,1,5,8,6,7,4]=>[1,3,2,4,5,8,6,7]=>[3,2,4,5,7,8,6,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[3,2,1,7,5,6,8,4]=>[1,3,2,4,7,8,5,6]=>[3,2,4,7,8,5,6,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[3,2,4,5,8,6,7,1]=>[1,3,4,5,8,2,6,7]=>[6,2,3,4,7,8,5,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[3,2,4,7,5,6,8,1]=>[1,3,4,7,8,2,5,6]=>[6,2,3,7,8,4,5,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[3,2,4,8,5,6,7,1]=>[1,3,4,8,2,5,6,7]=>[5,2,3,6,7,8,4,1]=>[[[.,.],[.,[[.,[.,[.,.]]],.]]],.]=>[.,[[.,.],[.,[[.,[.,[.,.]]],.]]]]
[3,2,4,8,6,7,5,1]=>[1,3,4,8,2,5,6,7]=>[5,2,3,6,7,8,4,1]=>[[[.,.],[.,[[.,[.,[.,.]]],.]]],.]=>[.,[[.,.],[.,[[.,[.,[.,.]]],.]]]]
[3,2,5,4,8,6,7,1]=>[1,3,5,8,2,4,6,7]=>[5,2,6,3,7,8,4,1]=>[[[.,.],[[.,.],[[.,[.,.]],.]]],.]=>[.,[[.,.],[[.,.],[[.,[.,.]],.]]]]
[3,2,6,4,5,7,1,8]=>[1,3,6,7,2,4,5,8]=>[5,2,6,7,3,4,8,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[3,2,7,4,5,6,1,8]=>[1,3,7,2,4,5,6,8]=>[4,2,5,6,7,3,8,1]=>[[[.,.],[[.,[.,[.,.]]],[.,.]]],.]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[3,2,8,4,5,6,7,1]=>[1,3,8,2,4,5,6,7]=>[4,2,5,6,7,8,3,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[3,2,7,4,6,5,1,8]=>[1,3,7,2,4,5,6,8]=>[4,2,5,6,7,3,8,1]=>[[[.,.],[[.,[.,[.,.]]],[.,.]]],.]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[3,2,8,4,6,5,7,1]=>[1,3,8,2,4,5,6,7]=>[4,2,5,6,7,8,3,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[3,2,7,5,4,6,1,8]=>[1,3,7,2,4,5,6,8]=>[4,2,5,6,7,3,8,1]=>[[[.,.],[[.,[.,[.,.]]],[.,.]]],.]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[3,2,8,5,4,6,7,1]=>[1,3,8,2,4,5,6,7]=>[4,2,5,6,7,8,3,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[3,2,8,5,4,7,6,1]=>[1,3,8,2,4,5,6,7]=>[4,2,5,6,7,8,3,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[3,2,7,5,6,4,1,8]=>[1,3,7,2,4,5,6,8]=>[4,2,5,6,7,3,8,1]=>[[[.,.],[[.,[.,[.,.]]],[.,.]]],.]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[3,2,8,5,6,4,7,1]=>[1,3,8,2,4,5,6,7]=>[4,2,5,6,7,8,3,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[3,2,8,5,7,6,4,1]=>[1,3,8,2,4,5,7,6]=>[4,2,5,6,8,7,3,1]=>[[[.,.],[[.,[.,[[.,.],.]]],.]],.]=>[.,[[.,.],[[.,[.,[[.,.],.]]],.]]]
[3,2,8,7,5,6,4,1]=>[1,3,8,2,4,7,5,6]=>[4,2,5,7,8,6,3,1]=>[[[.,.],[[.,[[.,[.,.]],.]],.]],.]=>[.,[[.,.],[[.,[[.,[.,.]],.]],.]]]
[4,2,3,1,5,7,6,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,1,5,7,8,6]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,1,5,8,7,6]=>[1,4,2,3,5,6,8,7]=>[3,4,2,5,6,8,7,1]=>[[[.,[.,.]],[.,[.,[[.,.],.]]]],.]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[4,2,3,1,6,5,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,1,6,5,8,7]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,1,6,7,8,5]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,1,6,8,7,5]=>[1,4,2,3,5,6,8,7]=>[3,4,2,5,6,8,7,1]=>[[[.,[.,.]],[.,[.,[[.,.],.]]]],.]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[4,2,3,1,7,6,5,8]=>[1,4,2,3,5,7,6,8]=>[3,4,2,5,7,6,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,2,3,1,7,6,8,5]=>[1,4,2,3,5,7,8,6]=>[3,4,2,5,8,6,7,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,2,3,1,8,6,7,5]=>[1,4,2,3,5,8,6,7]=>[3,4,2,5,7,8,6,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[4,2,3,1,8,7,6,5]=>[1,4,2,3,5,8,6,7]=>[3,4,2,5,7,8,6,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[4,2,3,5,1,6,8,7]=>[1,4,5,2,3,6,7,8]=>[4,5,2,3,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,5,1,7,8,6]=>[1,4,5,2,3,6,7,8]=>[4,5,2,3,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[4,2,3,5,6,8,7,1]=>[1,4,5,6,8,2,3,7]=>[6,7,2,3,4,8,5,1]=>[[[.,[.,.]],[.,[.,[[.,.],.]]]],.]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[4,2,3,6,5,1,7,8]=>[1,4,6,2,3,5,7,8]=>[4,5,2,6,3,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[4,2,3,6,5,1,8,7]=>[1,4,6,2,3,5,7,8]=>[4,5,2,6,3,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[4,2,3,6,5,8,7,1]=>[1,4,6,8,2,3,5,7]=>[5,6,2,7,3,8,4,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[4,2,3,7,5,6,1,8]=>[1,4,7,2,3,5,6,8]=>[4,5,2,6,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[4,2,3,7,5,6,8,1]=>[1,4,7,8,2,3,5,6]=>[5,6,2,7,8,3,4,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[4,2,3,7,6,5,8,1]=>[1,4,7,8,2,3,5,6]=>[5,6,2,7,8,3,4,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,2,3,4,1,6,8,7]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,3,4,1,7,8,6]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,3,4,6,1,8,7]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,3,4,7,6,1,8]=>[1,5,7,2,3,4,6,8]=>[4,5,6,2,7,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,2,3,4,8,6,7,1]=>[1,5,8,2,3,4,6,7]=>[4,5,6,2,7,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[5,2,3,4,8,7,6,1]=>[1,5,8,2,3,4,6,7]=>[4,5,6,2,7,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,2,3,4,5,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,3,4,5,8,7,1]=>[1,6,8,2,3,4,5,7]=>[4,5,6,7,2,8,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[8,2,3,4,5,7,6,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[7,2,3,4,6,5,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,2,3,4,7,6,5,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[6,2,3,5,4,1,7,8]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,3,5,4,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,3,5,4,7,1,8]=>[1,6,7,2,3,4,5,8]=>[4,5,6,7,2,3,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,3,5,4,7,8,1]=>[1,6,7,8,2,3,4,5]=>[5,6,7,8,2,3,4,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,2,3,5,4,6,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,2,3,5,4,6,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,3,5,4,7,6,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[7,2,3,5,6,4,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,2,3,5,6,7,4,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,3,5,7,6,4,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[7,2,3,6,5,4,1,8]=>[1,7,2,3,4,6,5,8]=>[3,4,5,7,6,2,8,1]=>[[[.,[.,[.,[[.,.],.]]]],[.,.]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],[.,.]]]
[8,2,3,6,5,4,7,1]=>[1,8,2,3,4,6,5,7]=>[3,4,5,7,6,8,2,1]=>[[[.,[.,[.,[[.,.],[.,.]]]]],.],.]=>[.,[[.,[.,[.,[[.,.],[.,.]]]]],.]]
[8,2,3,7,5,6,4,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[8,2,3,7,6,5,4,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[5,2,4,3,1,6,7,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,4,3,1,6,8,7]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,4,3,1,7,6,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,4,3,6,1,7,8]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,4,3,6,1,8,7]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,4,3,6,7,1,8]=>[1,5,6,7,2,3,4,8]=>[5,6,7,2,3,4,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,2,4,3,7,6,1,8]=>[1,5,7,2,3,4,6,8]=>[4,5,6,2,7,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,2,4,3,8,7,6,1]=>[1,5,8,2,3,4,6,7]=>[4,5,6,2,7,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,2,4,3,5,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,2,4,3,6,5,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[7,2,4,3,6,5,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,2,4,3,6,5,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,4,3,6,7,5,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,4,3,7,6,5,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[6,2,4,5,3,1,7,8]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,4,5,3,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,2,4,5,3,8,7,1]=>[1,6,8,2,3,4,5,7]=>[4,5,6,7,2,8,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,2,4,5,3,6,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[7,2,4,5,3,6,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,2,4,5,3,7,6,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,4,5,6,3,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,4,5,6,7,3,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,2,4,5,7,6,3,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[7,2,4,6,5,3,1,8]=>[1,7,2,3,4,6,5,8]=>[3,4,5,7,6,2,8,1]=>[[[.,[.,[.,[[.,.],.]]]],[.,.]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],[.,.]]]
[8,2,4,7,5,6,3,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[8,2,4,7,6,5,3,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[6,2,5,4,3,1,7,8]=>[1,6,2,3,5,4,7,8]=>[3,4,6,5,2,7,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[6,2,5,4,3,1,8,7]=>[1,6,2,3,5,4,7,8]=>[3,4,6,5,2,7,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[6,2,5,4,3,7,1,8]=>[1,6,7,2,3,5,4,8]=>[4,5,7,6,2,3,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,2,5,4,3,6,1,8]=>[1,7,2,3,5,4,6,8]=>[3,4,6,5,7,2,8,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,2,5,4,3,6,7,1]=>[1,8,2,3,5,4,6,7]=>[3,4,6,5,7,8,2,1]=>[[[.,[.,[[.,.],[.,[.,.]]]]],.],.]=>[.,[[.,[.,[[.,.],[.,[.,.]]]]],.]]
[8,2,5,4,3,7,6,1]=>[1,8,2,3,5,4,6,7]=>[3,4,6,5,7,8,2,1]=>[[[.,[.,[[.,.],[.,[.,.]]]]],.],.]=>[.,[[.,[.,[[.,.],[.,[.,.]]]]],.]]
[7,2,5,4,6,3,8,1]=>[1,7,8,2,3,5,6,4]=>[4,5,8,6,7,2,3,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,2,5,4,7,6,3,1]=>[1,8,2,3,5,7,4,6]=>[3,4,7,5,8,6,2,1]=>[[[.,[.,[[.,.],[[.,.],.]]]],.],.]=>[.,[[.,[.,[[.,.],[[.,.],.]]]],.]]
[7,2,6,4,5,3,1,8]=>[1,7,2,3,6,4,5,8]=>[3,4,6,7,5,2,8,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,2,6,4,5,3,7,1]=>[1,8,2,3,6,4,5,7]=>[3,4,6,7,5,8,2,1]=>[[[.,[.,[[.,[.,.]],[.,.]]]],.],.]=>[.,[[.,[.,[[.,[.,.]],[.,.]]]],.]]
[8,2,7,4,5,6,3,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[8,2,7,4,6,5,3,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[7,2,6,5,4,3,1,8]=>[1,7,2,3,6,4,5,8]=>[3,4,6,7,5,2,8,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,2,6,5,4,3,7,1]=>[1,8,2,3,6,4,5,7]=>[3,4,6,7,5,8,2,1]=>[[[.,[.,[[.,[.,.]],[.,.]]]],.],.]=>[.,[[.,[.,[[.,[.,.]],[.,.]]]],.]]
[8,2,7,5,4,6,3,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[8,2,7,5,6,4,3,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[4,3,2,1,8,6,7,5]=>[1,4,2,3,5,8,6,7]=>[3,4,2,5,7,8,6,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[4,3,2,7,5,6,8,1]=>[1,4,7,8,2,3,5,6]=>[5,6,2,7,8,3,4,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,3,2,4,1,6,8,7]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,3,2,4,1,7,6,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,3,2,4,6,1,8,7]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,3,2,4,7,6,1,8]=>[1,5,7,2,3,4,6,8]=>[4,5,6,2,7,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[8,3,2,4,6,5,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,3,2,4,6,7,5,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,3,2,4,7,6,5,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[6,3,2,5,4,1,7,8]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,3,2,5,4,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,3,2,5,4,7,1,8]=>[1,6,7,2,3,4,5,8]=>[4,5,6,7,2,3,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,3,2,5,4,7,8,1]=>[1,6,7,8,2,3,4,5]=>[5,6,7,8,2,3,4,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,3,2,5,4,8,7,1]=>[1,6,8,2,3,4,5,7]=>[4,5,6,7,2,8,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,3,2,5,4,6,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,3,2,5,4,7,6,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[7,3,2,5,6,4,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,3,2,5,6,4,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,3,2,5,6,7,4,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,3,2,5,7,6,4,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[8,3,2,6,5,7,4,1]=>[1,8,2,3,4,6,7,5]=>[3,4,5,8,6,7,2,1]=>[[[.,[.,[.,[[.,.],[.,.]]]]],.],.]=>[.,[[.,[.,[.,[[.,.],[.,.]]]]],.]]
[8,3,2,7,5,6,4,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[8,3,2,7,6,5,4,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[5,3,4,2,1,6,8,7]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,3,4,2,1,7,8,6]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,3,4,2,6,1,8,7]=>[1,5,6,2,3,4,7,8]=>[4,5,6,2,3,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,3,4,2,7,6,1,8]=>[1,5,7,2,3,4,6,8]=>[4,5,6,2,7,3,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,3,4,2,8,6,7,1]=>[1,5,8,2,3,4,6,7]=>[4,5,6,2,7,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,3,4,2,5,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[7,3,4,2,6,5,1,8]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[7,3,4,2,6,5,8,1]=>[1,7,8,2,3,4,5,6]=>[4,5,6,7,8,2,3,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,3,4,2,6,5,7,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[6,3,4,5,2,1,8,7]=>[1,6,2,3,4,5,7,8]=>[3,4,5,6,2,7,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,3,4,5,2,8,7,1]=>[1,6,8,2,3,4,5,7]=>[4,5,6,7,2,8,3,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[8,3,4,5,2,7,6,1]=>[1,8,2,3,4,5,6,7]=>[3,4,5,6,7,8,2,1]=>[[[.,[.,[.,[.,[.,[.,.]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],.]]
[8,3,4,5,7,6,2,1]=>[1,8,2,3,4,5,7,6]=>[3,4,5,6,8,7,2,1]=>[[[.,[.,[.,[.,[[.,.],.]]]]],.],.]=>[.,[[.,[.,[.,[.,[[.,.],.]]]]],.]]
[7,3,4,6,5,2,1,8]=>[1,7,2,3,4,6,5,8]=>[3,4,5,7,6,2,8,1]=>[[[.,[.,[.,[[.,.],.]]]],[.,.]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],[.,.]]]
[8,3,4,7,6,5,2,1]=>[1,8,2,3,4,7,5,6]=>[3,4,5,7,8,6,2,1]=>[[[.,[.,[.,[[.,[.,.]],.]]]],.],.]=>[.,[[.,[.,[.,[[.,[.,.]],.]]]],.]]
[6,3,5,4,2,1,8,7]=>[1,6,2,3,5,4,7,8]=>[3,4,6,5,2,7,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[6,3,5,4,2,7,1,8]=>[1,6,7,2,3,5,4,8]=>[4,5,7,6,2,3,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,3,5,4,2,6,1,8]=>[1,7,2,3,5,4,6,8]=>[3,4,6,5,7,2,8,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,3,5,4,2,6,7,1]=>[1,8,2,3,5,4,6,7]=>[3,4,6,5,7,8,2,1]=>[[[.,[.,[[.,.],[.,[.,.]]]]],.],.]=>[.,[[.,[.,[[.,.],[.,[.,.]]]]],.]]
[8,3,5,4,2,7,6,1]=>[1,8,2,3,5,4,6,7]=>[3,4,6,5,7,8,2,1]=>[[[.,[.,[[.,.],[.,[.,.]]]]],.],.]=>[.,[[.,[.,[[.,.],[.,[.,.]]]]],.]]
[7,3,5,4,6,2,8,1]=>[1,7,8,2,3,5,6,4]=>[4,5,8,6,7,2,3,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[8,3,5,4,6,7,2,1]=>[1,8,2,3,5,6,7,4]=>[3,4,8,5,6,7,2,1]=>[[[.,[.,[[.,.],[.,[.,.]]]]],.],.]=>[.,[[.,[.,[[.,.],[.,[.,.]]]]],.]]
[8,3,5,4,7,6,2,1]=>[1,8,2,3,5,7,4,6]=>[3,4,7,5,8,6,2,1]=>[[[.,[.,[[.,.],[[.,.],.]]]],.],.]=>[.,[[.,[.,[[.,.],[[.,.],.]]]],.]]
[7,3,6,4,5,2,1,8]=>[1,7,2,3,6,4,5,8]=>[3,4,6,7,5,2,8,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,3,6,4,5,2,7,1]=>[1,8,2,3,6,4,5,7]=>[3,4,6,7,5,8,2,1]=>[[[.,[.,[[.,[.,.]],[.,.]]]],.],.]=>[.,[[.,[.,[[.,[.,.]],[.,.]]]],.]]
[8,3,7,4,5,6,2,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[8,3,7,4,6,5,2,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[7,3,6,5,4,2,1,8]=>[1,7,2,3,6,4,5,8]=>[3,4,6,7,5,2,8,1]=>[[[.,[.,[[.,[.,.]],.]]],[.,.]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],[.,.]]]
[8,3,6,5,4,2,7,1]=>[1,8,2,3,6,4,5,7]=>[3,4,6,7,5,8,2,1]=>[[[.,[.,[[.,[.,.]],[.,.]]]],.],.]=>[.,[[.,[.,[[.,[.,.]],[.,.]]]],.]]
[8,3,7,5,4,6,2,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[8,3,7,5,6,4,2,1]=>[1,8,2,3,7,4,5,6]=>[3,4,6,7,8,5,2,1]=>[[[.,[.,[[.,[.,[.,.]]],.]]],.],.]=>[.,[[.,[.,[[.,[.,[.,.]]],.]]],.]]
[5,4,3,2,8,6,7,1]=>[1,5,8,2,4,3,6,7]=>[4,6,5,2,7,8,3,1]=>[[[.,[[.,.],.]],[[.,[.,.]],.]],.]=>[.,[[.,[[.,.],.]],[[.,[.,.]],.]]]
[6,4,3,2,5,1,8,7]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[8,4,3,2,5,7,6,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[7,4,3,2,6,5,1,8]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[8,4,3,2,6,5,7,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[8,4,3,2,6,7,5,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[7,4,3,6,5,2,1,8]=>[1,7,2,4,6,3,5,8]=>[3,6,4,7,5,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[8,4,3,7,5,6,2,1]=>[1,8,2,4,7,3,5,6]=>[3,6,4,7,8,5,2,1]=>[[[.,[[.,.],[[.,[.,.]],.]]],.],.]=>[.,[[.,[[.,.],[[.,[.,.]],.]]],.]]
[8,4,3,7,6,5,2,1]=>[1,8,2,4,7,3,5,6]=>[3,6,4,7,8,5,2,1]=>[[[.,[[.,.],[[.,[.,.]],.]]],.],.]=>[.,[[.,[[.,.],[[.,[.,.]],.]]],.]]
[6,5,3,4,2,1,8,7]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[8,5,3,4,2,7,6,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,7,3,4,6,5,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[7,6,3,5,4,2,1,8]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,6,3,5,4,2,8,1]=>[1,7,8,2,6,3,4,5]=>[4,6,7,8,5,2,3,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[8,6,3,5,4,2,7,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,6,3,5,4,7,2,1]=>[1,8,2,6,7,3,4,5]=>[3,6,7,8,4,5,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[8,7,3,5,4,6,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[8,7,3,5,6,4,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[8,7,3,6,5,4,2,1]=>[1,8,2,7,3,4,6,5]=>[3,5,6,8,7,4,2,1]=>[[[.,[[.,[.,[[.,.],.]]],.]],.],.]=>[.,[[.,[[.,[.,[[.,.],.]]],.]],.]]
[8,5,4,3,2,7,6,1]=>[1,8,2,5,3,4,6,7]=>[3,5,6,4,7,8,2,1]=>[[[.,[[.,[.,.]],[.,[.,.]]]],.],.]=>[.,[[.,[[.,[.,.]],[.,[.,.]]]],.]]
[8,7,4,3,6,5,2,1]=>[1,8,2,7,3,4,5,6]=>[3,5,6,7,8,4,2,1]=>[[[.,[[.,[.,[.,[.,.]]]],.]],.],.]=>[.,[[.,[[.,[.,[.,[.,.]]]],.]],.]]
[8,7,4,6,5,3,2,1]=>[1,8,2,7,3,4,6,5]=>[3,5,6,8,7,4,2,1]=>[[[.,[[.,[.,[[.,.],.]]],.]],.],.]=>[.,[[.,[[.,[.,[[.,.],.]]],.]],.]]
[2,4,1,3,6,5,8,7]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[2,1,4,6,3,5,8,7]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,4,6,1,3,5,8,7]=>[1,2,4,3,6,5,7,8]=>[2,4,3,6,5,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,1,4,3,6,8,5,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[2,4,1,3,6,8,5,7]=>[1,2,4,3,5,6,8,7]=>[2,4,3,5,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[2,1,4,6,3,8,5,7]=>[1,2,3,4,6,8,7,5]=>[2,3,4,8,5,7,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,4,1,6,3,8,5,7]=>[1,2,4,6,8,7,5,3]=>[2,8,3,7,4,6,5,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[2,4,6,1,3,8,5,7]=>[1,2,4,3,6,8,7,5]=>[2,4,3,8,5,7,6,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[2,1,4,6,8,3,5,7]=>[1,2,3,4,6,5,8,7]=>[2,3,4,6,5,8,7,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,4,6,1,8,3,5,7]=>[1,2,4,3,6,5,8,7]=>[2,4,3,6,5,8,7,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[2,4,6,8,1,3,5,7]=>[1,2,4,8,7,5,3,6]=>[2,7,3,6,8,5,4,1]=>[[.,[[.,.],[[[.,[.,.]],.],.]]],.]=>[.,[.,[[.,.],[[[.,[.,.]],.],.]]]]
[2,4,1,3,6,5,7,8]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[2,1,4,6,3,5,7,8]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,4,6,1,3,5,7,8]=>[1,2,4,3,6,5,7,8]=>[2,4,3,6,5,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,1,4,6,3,7,5,8]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,4,6,1,3,7,5,8]=>[1,2,4,3,6,7,5,8]=>[2,4,3,7,5,6,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,1,4,6,7,3,5,8]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,4,1,6,7,3,5,8]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,4,1,3,6,7,8,5]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[2,1,4,6,3,7,8,5]=>[1,2,3,4,6,7,8,5]=>[2,3,4,8,5,6,7,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,4,1,6,3,7,8,5]=>[1,2,4,6,7,8,5,3]=>[2,8,3,7,4,5,6,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,4,6,1,3,7,8,5]=>[1,2,4,3,6,7,8,5]=>[2,4,3,8,5,6,7,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,1,4,6,7,3,8,5]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[2,4,1,6,7,3,8,5]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,4,6,1,7,3,8,5]=>[1,2,4,3,6,5,7,8]=>[2,4,3,6,5,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[2,1,4,6,7,8,3,5]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[2,4,1,6,7,8,3,5]=>[1,2,4,6,8,5,7,3]=>[2,8,3,6,4,7,5,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[2,1,4,3,7,5,8,6]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
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[1,3,4,2,5,8,6,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
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[4,5,1,2,6,7,8,3]=>[1,4,2,5,6,7,8,3]=>[3,8,2,4,5,6,7,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
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[4,5,6,7,1,8,2,3]=>[1,4,7,2,5,3,6,8]=>[4,6,2,5,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
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[4,1,5,2,7,8,3,6]=>[1,4,2,3,5,7,6,8]=>[3,4,2,5,7,6,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,5,1,2,7,8,3,6]=>[1,4,2,5,7,3,6,8]=>[3,6,2,4,7,5,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,5,1,7,2,8,3,6]=>[1,4,7,3,2,5,6,8]=>[5,4,2,6,7,3,8,1]=>[[[[.,.],.],[[.,[.,.]],[.,.]]],.]=>[.,[[[.,.],.],[[.,[.,.]],[.,.]]]]
[4,5,7,1,2,8,3,6]=>[1,4,2,5,3,7,6,8]=>[3,5,2,4,7,6,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
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[4,5,1,7,2,3,6,8]=>[1,4,7,6,3,2,5,8]=>[6,5,2,7,4,3,8,1]=>[[[[.,.],.],[[[.,.],.],[.,.]]],.]=>[.,[[[.,.],.],[[[.,.],.],[.,.]]]]
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[1,4,5,7,2,3,6,8]=>[1,2,4,7,6,3,5,8]=>[2,6,3,7,5,4,8,1]=>[[.,[[.,.],[[[.,.],.],[.,.]]]],.]=>[.,[.,[[.,.],[[[.,.],.],[.,.]]]]]
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[1,4,5,6,2,3,8,7]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
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[1,4,5,6,2,8,3,7]=>[1,2,4,6,8,7,3,5]=>[2,7,3,8,4,6,5,1]=>[[.,[[.,.],[[.,.],[[.,.],.]]]],.]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
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[4,1,2,5,3,6,7,8]=>[1,4,5,3,2,6,7,8]=>[5,4,2,3,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
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[1,4,5,2,3,6,7,8]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[4,1,2,5,6,3,7,8]=>[1,4,5,6,3,2,7,8]=>[6,5,2,3,4,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
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[1,4,5,6,2,3,7,8]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[4,1,2,5,6,7,3,8]=>[1,4,5,6,7,3,2,8]=>[7,6,2,3,4,5,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[1,4,5,2,6,7,3,8]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[1,4,5,6,7,2,3,8]=>[1,2,4,6,3,5,7,8]=>[2,5,3,6,4,7,8,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
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[1,4,5,2,6,7,8,3]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[1,4,5,6,2,7,8,3]=>[1,2,4,6,7,8,3,5]=>[2,7,3,8,4,5,6,1]=>[[.,[[.,.],[[.,.],[.,[.,.]]]]],.]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
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[4,1,6,2,7,3,8,5]=>[1,4,2,3,6,5,7,8]=>[3,4,2,6,5,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
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[1,2,4,3,8,5,6,7]=>[1,2,3,4,5,8,7,6]=>[2,3,4,5,8,7,6,1]=>[[.,[.,[.,[.,[[[.,.],.],.]]]]],.]=>[.,[.,[.,[.,[.,[[[.,.],.],.]]]]]]
[1,2,4,8,3,5,6,7]=>[1,2,3,4,8,7,6,5]=>[2,3,4,8,7,6,5,1]=>[[.,[.,[.,[[[[.,.],.],.],.]]]],.]=>[.,[.,[.,[.,[[[[.,.],.],.],.]]]]]
[4,1,2,3,5,8,6,7]=>[1,4,3,2,5,6,8,7]=>[4,3,2,5,6,8,7,1]=>[[[[.,.],.],[.,[.,[[.,.],.]]]],.]=>[.,[[[.,.],.],[.,[.,[[.,.],.]]]]]
[1,4,2,3,5,8,6,7]=>[1,2,4,3,5,6,8,7]=>[2,4,3,5,6,8,7,1]=>[[.,[[.,.],[.,[.,[[.,.],.]]]]],.]=>[.,[.,[[.,.],[.,[.,[[.,.],.]]]]]]
[1,2,4,3,5,8,6,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,2,4,5,3,8,6,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,2,4,5,8,3,6,7]=>[1,2,3,4,5,8,7,6]=>[2,3,4,5,8,7,6,1]=>[[.,[.,[.,[.,[[[.,.],.],.]]]]],.]=>[.,[.,[.,[.,[.,[[[.,.],.],.]]]]]]
[4,1,2,3,5,6,8,7]=>[1,4,3,2,5,6,7,8]=>[4,3,2,5,6,7,8,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[1,4,2,3,5,6,8,7]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[1,2,4,5,6,8,3,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,4,2,3,5,6,7,8]=>[1,2,4,3,5,6,7,8]=>[2,4,3,5,6,7,8,1]=>[[.,[[.,.],[.,[.,[.,[.,.]]]]]],.]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[5,6,1,2,7,3,8,4]=>[1,5,7,8,4,2,6,3]=>[6,8,5,2,7,3,4,1]=>[[[[.,[.,.]],.],[[.,.],[.,.]]],.]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]
[5,6,1,7,2,3,8,4]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,6,7,1,2,3,8,4]=>[1,5,2,6,3,7,8,4]=>[3,5,8,2,4,6,7,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,1,6,2,7,8,3,4]=>[1,5,7,3,6,8,4,2]=>[8,4,7,2,5,3,6,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,6,1,2,7,8,3,4]=>[1,5,7,3,2,6,8,4]=>[5,4,8,2,6,3,7,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,1,6,7,2,8,3,4]=>[1,5,2,3,6,8,4,7]=>[3,4,7,2,5,8,6,1]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[5,6,1,7,2,8,3,4]=>[1,5,2,6,8,4,7,3]=>[3,8,6,2,4,7,5,1]=>[[[.,[[.,.],.]],[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[5,6,7,1,2,8,3,4]=>[1,5,2,6,8,4,3,7]=>[3,7,6,2,4,8,5,1]=>[[[.,[[.,.],.]],[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[5,1,6,7,8,2,3,4]=>[1,5,8,4,7,3,6,2]=>[8,6,4,2,7,5,3,1]=>[[[[[.,.],.],.],[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],[[[.,.],.],.]]]
[5,6,1,7,8,2,3,4]=>[1,5,8,4,7,3,2,6]=>[7,6,4,2,8,5,3,1]=>[[[[[.,.],.],.],[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],[[[.,.],.],.]]]
[5,1,6,2,7,3,4,8]=>[1,5,7,4,2,3,6,8]=>[5,6,4,2,7,3,8,1]=>[[[[.,[.,.]],.],[[.,.],[.,.]]],.]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]
[5,6,1,2,7,3,4,8]=>[1,5,7,4,2,6,3,8]=>[5,7,4,2,6,3,8,1]=>[[[[.,[.,.]],.],[[.,.],[.,.]]],.]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]
[5,6,1,7,2,3,4,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,1,6,2,3,7,4,8]=>[1,5,3,6,7,4,2,8]=>[7,3,6,2,4,5,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,1,2,6,3,7,4,8]=>[1,5,3,2,4,6,7,8]=>[4,3,5,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[1,5,2,6,3,7,4,8]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,2,6,7,3,4,8]=>[1,2,5,7,4,6,3,8]=>[2,7,5,3,6,4,8,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[1,5,6,2,7,3,4,8]=>[1,2,5,7,4,3,6,8]=>[2,6,5,3,7,4,8,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[1,5,6,7,2,3,4,8]=>[1,2,5,3,6,4,7,8]=>[2,4,6,3,5,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[5,1,6,2,3,7,8,4]=>[1,5,3,6,7,8,4,2]=>[8,3,7,2,4,5,6,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,6,1,2,3,7,8,4]=>[1,5,3,2,6,7,8,4]=>[4,3,8,2,5,6,7,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,1,2,6,3,7,8,4]=>[1,5,3,2,4,6,7,8]=>[4,3,5,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[1,5,2,6,3,7,8,4]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,6,2,3,7,8,4]=>[1,2,5,3,6,7,8,4]=>[2,4,8,3,5,6,7,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,6,7,2,3,8,4]=>[1,2,5,3,6,4,7,8]=>[2,4,6,3,5,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[5,1,2,6,7,8,3,4]=>[1,5,7,3,2,4,6,8]=>[5,4,6,2,7,3,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[1,5,2,6,7,8,3,4]=>[1,2,5,7,3,4,6,8]=>[2,5,6,3,7,4,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[1,5,6,7,8,2,3,4]=>[1,2,5,8,4,7,3,6]=>[2,7,5,3,8,6,4,1]=>[[.,[[[.,.],.],[[[.,.],.],.]]],.]=>[.,[.,[[[.,.],.],[[[.,.],.],.]]]]
[5,6,1,2,8,3,4,7]=>[1,5,8,7,4,2,6,3]=>[6,8,5,2,7,4,3,1]=>[[[[.,[.,.]],.],[[[.,.],.],.]],.]=>[.,[[[.,[.,.]],.],[[[.,.],.],.]]]
[5,6,1,8,2,3,4,7]=>[1,5,2,6,3,4,8,7]=>[3,5,6,2,4,8,7,1]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[5,6,8,1,2,3,4,7]=>[1,5,2,6,3,8,7,4]=>[3,5,8,2,4,7,6,1]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[1,5,2,6,3,8,4,7]=>[1,2,5,3,4,6,8,7]=>[2,4,5,3,6,8,7,1]=>[[.,[[.,[.,.]],[.,[[.,.],.]]]],.]=>[.,[.,[[.,[.,.]],[.,[[.,.],.]]]]]
[1,5,6,2,3,8,4,7]=>[1,2,5,3,6,8,7,4]=>[2,4,8,3,5,7,6,1]=>[[.,[[.,[.,.]],[.,[[.,.],.]]]],.]=>[.,[.,[[.,[.,.]],[.,[[.,.],.]]]]]
[5,1,2,6,8,3,4,7]=>[1,5,8,7,4,6,3,2]=>[8,7,5,2,6,4,3,1]=>[[[[[.,.],.],.],[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],[[[.,.],.],.]]]
[1,5,6,2,8,3,4,7]=>[1,2,5,8,7,4,3,6]=>[2,7,6,3,8,5,4,1]=>[[.,[[[.,.],.],[[[.,.],.],.]]],.]=>[.,[.,[[[.,.],.],[[[.,.],.],.]]]]
[1,5,6,8,2,3,4,7]=>[1,2,5,3,6,4,8,7]=>[2,4,6,3,5,8,7,1]=>[[.,[[.,[.,.]],[.,[[.,.],.]]]],.]=>[.,[.,[[.,[.,.]],[.,[[.,.],.]]]]]
[5,1,6,2,3,4,8,7]=>[1,5,3,6,4,2,7,8]=>[6,3,5,2,4,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,6,1,2,3,4,8,7]=>[1,5,3,2,6,4,7,8]=>[4,3,6,2,5,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,1,2,6,3,4,8,7]=>[1,5,3,2,4,6,7,8]=>[4,3,5,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[1,5,2,6,3,4,8,7]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,6,2,3,4,8,7]=>[1,2,5,3,6,4,7,8]=>[2,4,6,3,5,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,2,5,3,6,4,8,7]=>[1,2,3,5,6,4,7,8]=>[2,3,6,4,5,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,5,6,3,4,8,7]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,5,2,3,6,8,4,7]=>[1,2,5,6,8,7,4,3]=>[2,8,7,3,4,6,5,1]=>[[.,[[[.,.],.],[.,[[.,.],.]]]],.]=>[.,[.,[[[.,.],.],[.,[[.,.],.]]]]]
[5,1,6,2,3,4,7,8]=>[1,5,3,6,4,2,7,8]=>[6,3,5,2,4,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,1,2,6,3,4,7,8]=>[1,5,3,2,4,6,7,8]=>[4,3,5,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[1,5,2,6,3,4,7,8]=>[1,2,5,3,4,6,7,8]=>[2,4,5,3,6,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[1,5,6,2,3,4,7,8]=>[1,2,5,3,6,4,7,8]=>[2,4,6,3,5,7,8,1]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[5,1,2,3,6,4,7,8]=>[1,5,6,4,3,2,7,8]=>[6,5,4,2,3,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[1,2,5,3,6,4,7,8]=>[1,2,3,5,6,4,7,8]=>[2,3,6,4,5,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,5,6,3,4,7,8]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[5,1,2,3,6,7,4,8]=>[1,5,6,7,4,3,2,8]=>[7,6,5,2,3,4,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[1,5,2,3,6,7,4,8]=>[1,2,5,6,7,4,3,8]=>[2,7,6,3,4,5,8,1]=>[[.,[[[.,.],.],[.,[.,[.,.]]]]],.]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[1,2,5,3,6,7,4,8]=>[1,2,3,5,6,7,4,8]=>[2,3,7,4,5,6,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,5,6,3,7,4,8]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[5,1,2,3,6,7,8,4]=>[1,5,6,7,8,4,3,2]=>[8,7,6,2,3,4,5,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[1,5,2,3,6,7,8,4]=>[1,2,5,6,7,8,4,3]=>[2,8,7,3,4,5,6,1]=>[[.,[[[.,.],.],[.,[.,[.,.]]]]],.]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[1,2,5,3,6,7,8,4]=>[1,2,3,5,6,7,8,4]=>[2,3,8,4,5,6,7,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,5,6,3,7,8,4]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,5,6,7,8,3,4]=>[1,2,3,5,7,4,6,8]=>[2,3,6,4,7,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[5,1,7,2,8,3,4,6]=>[1,5,8,6,3,7,4,2]=>[8,5,7,2,4,6,3,1]=>[[[[.,.],[.,.]],[[.,[.,.]],.]],.]=>[.,[[[.,.],[.,.]],[[.,[.,.]],.]]]
[5,7,1,2,8,3,4,6]=>[1,5,8,6,3,2,7,4]=>[6,5,8,2,4,7,3,1]=>[[[[.,.],[.,.]],[[.,[.,.]],.]],.]=>[.,[[[.,.],[.,.]],[[.,[.,.]],.]]]
[5,1,7,8,2,3,4,6]=>[1,5,2,3,7,4,8,6]=>[3,4,6,2,8,5,7,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,7,1,2,3,8,4,6]=>[1,5,3,2,7,4,6,8]=>[4,3,6,2,7,5,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,1,2,7,3,8,4,6]=>[1,5,3,2,4,7,6,8]=>[4,3,5,2,7,6,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[1,5,7,2,3,8,4,6]=>[1,2,5,3,7,4,6,8]=>[2,4,6,3,7,5,8,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[1,5,7,8,2,3,4,6]=>[1,2,5,3,7,4,8,6]=>[2,4,6,3,8,5,7,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[5,1,7,2,3,4,8,6]=>[1,5,3,7,8,6,4,2]=>[8,3,7,2,6,4,5,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,7,1,2,3,4,8,6]=>[1,5,3,2,7,8,6,4]=>[4,3,8,2,7,5,6,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,1,2,7,3,4,8,6]=>[1,5,3,2,4,7,8,6]=>[4,3,5,2,8,6,7,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[1,5,2,7,3,4,8,6]=>[1,2,5,3,4,7,8,6]=>[2,4,5,3,8,6,7,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[1,5,7,2,3,4,8,6]=>[1,2,5,3,7,8,6,4]=>[2,4,8,3,7,5,6,1]=>[[.,[[.,[.,.]],[[.,.],[.,.]]]],.]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[5,1,2,3,7,4,8,6]=>[1,5,7,8,6,4,3,2]=>[8,7,6,2,5,3,4,1]=>[[[[[.,.],.],.],[[.,.],[.,.]]],.]=>[.,[[[[.,.],.],.],[[.,.],[.,.]]]]
[1,2,5,3,7,4,8,6]=>[1,2,3,5,7,8,6,4]=>[2,3,8,4,7,5,6,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,2,5,7,3,4,8,6]=>[1,2,3,5,4,7,8,6]=>[2,3,5,4,8,6,7,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,5,2,3,7,8,4,6]=>[1,2,5,7,4,3,6,8]=>[2,6,5,3,7,4,8,1]=>[[.,[[[.,.],.],[[.,.],[.,.]]]],.]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[1,2,5,3,7,8,4,6]=>[1,2,3,5,7,4,6,8]=>[2,3,6,4,7,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,2,5,7,3,8,4,6]=>[1,2,3,5,4,7,6,8]=>[2,3,5,4,7,6,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[5,1,7,2,3,4,6,8]=>[1,5,3,7,6,4,2,8]=>[7,3,6,2,5,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,7,1,2,3,4,6,8]=>[1,5,3,2,7,6,4,8]=>[4,3,7,2,6,5,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,1,2,7,3,4,6,8]=>[1,5,3,2,4,7,6,8]=>[4,3,5,2,7,6,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[1,2,5,3,7,4,6,8]=>[1,2,3,5,7,6,4,8]=>[2,3,7,4,6,5,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,2,5,7,3,4,6,8]=>[1,2,3,5,4,7,6,8]=>[2,3,5,4,7,6,8,1]=>[[.,[.,[[.,.],[[.,.],[.,.]]]]],.]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[1,2,5,3,4,7,6,8]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,3,5,7,4,6,8]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[5,1,2,3,4,7,8,6]=>[1,5,4,3,2,6,7,8]=>[5,4,3,2,6,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[1,2,5,3,4,7,8,6]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,3,5,7,4,8,6]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,2,3,5,7,8,4,6]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[5,1,8,2,3,4,6,7]=>[1,5,3,8,7,6,4,2]=>[8,3,7,2,6,5,4,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[5,8,1,2,3,4,6,7]=>[1,5,3,2,8,7,6,4]=>[4,3,8,2,7,6,5,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[5,1,2,8,3,4,6,7]=>[1,5,3,2,4,8,7,6]=>[4,3,5,2,8,7,6,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[1,5,2,8,3,4,6,7]=>[1,2,5,3,4,8,7,6]=>[2,4,5,3,8,7,6,1]=>[[.,[[.,[.,.]],[[[.,.],.],.]]],.]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
[1,5,8,2,3,4,6,7]=>[1,2,5,3,8,7,6,4]=>[2,4,8,3,7,6,5,1]=>[[.,[[.,[.,.]],[[[.,.],.],.]]],.]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
[5,1,2,3,8,4,6,7]=>[1,5,8,7,6,4,3,2]=>[8,7,6,2,5,4,3,1]=>[[[[[.,.],.],.],[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],[[[.,.],.],.]]]
[1,2,3,5,4,8,6,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,2,3,5,8,4,6,7]=>[1,2,3,4,5,8,7,6]=>[2,3,4,5,8,7,6,1]=>[[.,[.,[.,[.,[[[.,.],.],.]]]]],.]=>[.,[.,[.,[.,[.,[[[.,.],.],.]]]]]]
[5,1,2,3,4,6,8,7]=>[1,5,4,3,2,6,7,8]=>[5,4,3,2,6,7,8,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[1,2,5,3,4,6,8,7]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[1,2,3,5,6,8,4,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,2,5,3,4,6,7,8]=>[1,2,3,5,4,6,7,8]=>[2,3,5,4,6,7,8,1]=>[[.,[.,[[.,.],[.,[.,[.,.]]]]]],.]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[6,1,7,2,8,3,4,5]=>[1,6,3,7,4,2,5,8]=>[6,3,5,7,2,4,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[6,1,7,8,2,3,4,5]=>[1,6,3,7,4,8,5,2]=>[8,3,5,7,2,4,6,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[6,1,7,2,3,8,4,5]=>[1,6,8,5,3,7,4,2]=>[8,5,7,4,2,6,3,1]=>[[[[[.,.],[.,.]],.],[[.,.],.]],.]=>[.,[[[[.,.],[.,.]],.],[[.,.],.]]]
[6,7,1,2,3,8,4,5]=>[1,6,8,5,3,2,7,4]=>[6,5,8,4,2,7,3,1]=>[[[[[.,.],[.,.]],.],[[.,.],.]],.]=>[.,[[[[.,.],[.,.]],.],[[.,.],.]]]
[6,1,2,7,3,8,4,5]=>[1,6,8,5,3,2,4,7]=>[6,5,7,4,2,8,3,1]=>[[[[[.,.],[.,.]],.],[[.,.],.]],.]=>[.,[[[[.,.],[.,.]],.],[[.,.],.]]]
[1,6,2,7,3,8,4,5]=>[1,2,6,8,5,3,4,7]=>[2,6,7,5,3,8,4,1]=>[[.,[[[.,[.,.]],.],[[.,.],.]]],.]=>[.,[.,[[[.,[.,.]],.],[[.,.],.]]]]
[6,1,2,7,8,3,4,5]=>[1,6,3,2,4,7,5,8]=>[4,3,5,7,2,6,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[1,6,2,7,8,3,4,5]=>[1,2,6,3,4,7,5,8]=>[2,4,5,7,3,6,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,6,7,2,8,3,4,5]=>[1,2,6,3,7,4,5,8]=>[2,4,6,7,3,5,8,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,6,7,8,2,3,4,5]=>[1,2,6,3,7,4,8,5]=>[2,4,6,8,3,5,7,1]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[1,6,2,7,3,4,8,5]=>[1,2,6,4,7,8,5,3]=>[2,8,4,7,3,5,6,1]=>[[.,[[[.,.],[.,.]],[.,[.,.]]]],.]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[1,6,7,2,3,4,8,5]=>[1,2,6,4,3,7,8,5]=>[2,5,4,8,3,6,7,1]=>[[.,[[[.,.],[.,.]],[.,[.,.]]]],.]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[6,1,2,3,7,4,8,5]=>[1,6,4,3,2,5,7,8]=>[5,4,3,6,2,7,8,1]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[1,2,6,3,7,4,8,5]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,2,6,7,3,4,8,5]=>[1,2,3,6,4,7,8,5]=>[2,3,5,8,4,6,7,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[6,1,2,3,7,8,4,5]=>[1,6,8,5,7,4,3,2]=>[8,7,6,4,2,5,3,1]=>[[[[[[.,.],.],.],.],[[.,.],.]],.]=>[.,[[[[[.,.],.],.],.],[[.,.],.]]]
[1,6,2,3,7,8,4,5]=>[1,2,6,8,5,7,4,3]=>[2,8,7,5,3,6,4,1]=>[[.,[[[[.,.],.],.],[[.,.],.]]],.]=>[.,[.,[[[[.,.],.],.],[[.,.],.]]]]
[1,2,6,7,8,3,4,5]=>[1,2,3,6,4,7,5,8]=>[2,3,5,7,4,6,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[6,1,2,3,7,4,5,8]=>[1,6,4,3,2,5,7,8]=>[5,4,3,6,2,7,8,1]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[1,2,6,3,7,4,5,8]=>[1,2,3,6,4,5,7,8]=>[2,3,5,6,4,7,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[1,2,6,7,3,4,5,8]=>[1,2,3,6,4,7,5,8]=>[2,3,5,7,4,6,8,1]=>[[.,[.,[[.,[.,.]],[.,[.,.]]]]],.]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[6,1,2,3,4,7,5,8]=>[1,6,7,5,4,3,2,8]=>[7,6,5,4,2,3,8,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[1,6,2,3,4,7,5,8]=>[1,2,6,7,5,4,3,8]=>[2,7,6,5,3,4,8,1]=>[[.,[[[[.,.],.],.],[.,[.,.]]]],.]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[1,2,6,3,4,7,5,8]=>[1,2,3,6,7,5,4,8]=>[2,3,7,6,4,5,8,1]=>[[.,[.,[[[.,.],.],[.,[.,.]]]]],.]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[1,2,3,6,4,7,5,8]=>[1,2,3,4,6,7,5,8]=>[2,3,4,7,5,6,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,6,7,4,5,8]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[6,1,2,3,4,7,8,5]=>[1,6,7,8,5,4,3,2]=>[8,7,6,5,2,3,4,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[1,6,2,3,4,7,8,5]=>[1,2,6,7,8,5,4,3]=>[2,8,7,6,3,4,5,1]=>[[.,[[[[.,.],.],.],[.,[.,.]]]],.]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[1,2,6,3,4,7,8,5]=>[1,2,3,6,7,8,5,4]=>[2,3,8,7,4,5,6,1]=>[[.,[.,[[[.,.],.],[.,[.,.]]]]],.]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[1,2,3,6,4,7,8,5]=>[1,2,3,4,6,7,8,5]=>[2,3,4,8,5,6,7,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,6,7,4,8,5]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,6,7,8,4,5]=>[1,2,3,4,6,8,5,7]=>[2,3,4,7,5,8,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[6,1,8,2,3,4,5,7]=>[1,6,4,2,3,8,7,5]=>[4,5,3,8,2,7,6,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[6,1,2,8,3,4,5,7]=>[1,6,4,8,7,5,3,2]=>[8,7,3,6,2,5,4,1]=>[[[[[.,.],.],[.,.]],[[.,.],.]],.]=>[.,[[[[.,.],.],[.,.]],[[.,.],.]]]
[1,6,2,8,3,4,5,7]=>[1,2,6,4,8,7,5,3]=>[2,8,4,7,3,6,5,1]=>[[.,[[[.,.],[.,.]],[[.,.],.]]],.]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[1,6,8,2,3,4,5,7]=>[1,2,6,4,3,8,7,5]=>[2,5,4,8,3,7,6,1]=>[[.,[[[.,.],[.,.]],[[.,.],.]]],.]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[6,1,2,3,8,4,5,7]=>[1,6,4,3,2,5,8,7]=>[5,4,3,6,2,8,7,1]=>[[[[[.,.],.],[.,.]],[[.,.],.]],.]=>[.,[[[[.,.],.],[.,.]],[[.,.],.]]]
[1,2,6,3,8,4,5,7]=>[1,2,3,6,4,5,8,7]=>[2,3,5,6,4,8,7,1]=>[[.,[.,[[.,[.,.]],[[.,.],.]]]],.]=>[.,[.,[.,[[.,[.,.]],[[.,.],.]]]]]
[6,1,2,3,4,8,5,7]=>[1,6,8,7,5,4,3,2]=>[8,7,6,5,2,4,3,1]=>[[[[[[.,.],.],.],.],[[.,.],.]],.]=>[.,[[[[[.,.],.],.],.],[[.,.],.]]]
[1,2,3,6,4,8,5,7]=>[1,2,3,4,6,8,7,5]=>[2,3,4,8,5,7,6,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[1,2,3,6,8,4,5,7]=>[1,2,3,4,6,5,8,7]=>[2,3,4,6,5,8,7,1]=>[[.,[.,[.,[[.,.],[[.,.],.]]]]],.]=>[.,[.,[.,[.,[[.,.],[[.,.],.]]]]]]
[6,1,2,3,4,5,8,7]=>[1,6,5,4,3,2,7,8]=>[6,5,4,3,2,7,8,1]=>[[[[[[.,.],.],.],.],[.,[.,.]]],.]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[1,6,2,3,4,5,8,7]=>[1,2,6,5,4,3,7,8]=>[2,6,5,4,3,7,8,1]=>[[.,[[[[.,.],.],.],[.,[.,.]]]],.]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[1,2,6,3,4,5,8,7]=>[1,2,3,6,5,4,7,8]=>[2,3,6,5,4,7,8,1]=>[[.,[.,[[[.,.],.],[.,[.,.]]]]],.]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[1,2,3,6,4,5,8,7]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[1,2,3,4,6,8,5,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[1,6,2,3,4,5,7,8]=>[1,2,6,5,4,3,7,8]=>[2,6,5,4,3,7,8,1]=>[[.,[[[[.,.],.],.],[.,[.,.]]]],.]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[1,2,6,3,4,5,7,8]=>[1,2,3,6,5,4,7,8]=>[2,3,6,5,4,7,8,1]=>[[.,[.,[[[.,.],.],[.,[.,.]]]]],.]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[1,2,3,6,4,5,7,8]=>[1,2,3,4,6,5,7,8]=>[2,3,4,6,5,7,8,1]=>[[.,[.,[.,[[.,.],[.,[.,.]]]]]],.]=>[.,[.,[.,[.,[[.,.],[.,[.,.]]]]]]]
[7,1,8,2,3,4,5,6]=>[1,7,5,3,8,6,4,2]=>[8,4,7,3,6,2,5,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[7,1,2,8,3,4,5,6]=>[1,7,5,3,2,4,8,6]=>[5,4,6,3,8,2,7,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[1,7,2,8,3,4,5,6]=>[1,2,7,5,3,4,8,6]=>[2,5,6,4,8,3,7,1]=>[[.,[[[.,[.,.]],[.,.]],[.,.]]],.]=>[.,[.,[[[.,[.,.]],[.,.]],[.,.]]]]
[1,7,8,2,3,4,5,6]=>[1,2,7,5,3,8,6,4]=>[2,5,8,4,7,3,6,1]=>[[.,[[[.,[.,.]],[.,.]],[.,.]]],.]=>[.,[.,[[[.,[.,.]],[.,.]],[.,.]]]]
[7,1,2,3,8,4,5,6]=>[1,7,5,8,6,4,3,2]=>[8,7,6,3,5,2,4,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[1,7,2,3,8,4,5,6]=>[1,2,7,5,8,6,4,3]=>[2,8,7,4,6,3,5,1]=>[[.,[[[[.,.],.],[.,.]],[.,.]]],.]=>[.,[.,[[[[.,.],.],[.,.]],[.,.]]]]
[1,2,7,8,3,4,5,6]=>[1,2,3,7,5,4,8,6]=>[2,3,6,5,8,4,7,1]=>[[.,[.,[[[.,.],[.,.]],[.,.]]]],.]=>[.,[.,[.,[[[.,.],[.,.]],[.,.]]]]]
[7,1,2,3,4,8,5,6]=>[1,7,5,4,3,2,6,8]=>[6,5,4,3,7,2,8,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[1,2,3,7,4,8,5,6]=>[1,2,3,4,7,5,6,8]=>[2,3,4,6,7,5,8,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[1,2,3,7,8,4,5,6]=>[1,2,3,4,7,5,8,6]=>[2,3,4,6,8,5,7,1]=>[[.,[.,[.,[[.,[.,.]],[.,.]]]]],.]=>[.,[.,[.,[.,[[.,[.,.]],[.,.]]]]]]
[7,1,2,3,4,5,8,6]=>[1,7,8,6,5,4,3,2]=>[8,7,6,5,4,2,3,1]=>[[[[[[[.,.],.],.],.],.],[.,.]],.]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[1,7,2,3,4,5,8,6]=>[1,2,7,8,6,5,4,3]=>[2,8,7,6,5,3,4,1]=>[[.,[[[[[.,.],.],.],.],[.,.]]],.]=>[.,[.,[[[[[.,.],.],.],.],[.,.]]]]
[1,2,3,7,4,5,8,6]=>[1,2,3,4,7,8,6,5]=>[2,3,4,8,7,5,6,1]=>[[.,[.,[.,[[[.,.],.],[.,.]]]]],.]=>[.,[.,[.,[.,[[[.,.],.],[.,.]]]]]]
[1,2,3,4,7,5,8,6]=>[1,2,3,4,5,7,8,6]=>[2,3,4,5,8,6,7,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,2,3,4,7,8,5,6]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,7,2,3,4,5,6,8]=>[1,2,7,6,5,4,3,8]=>[2,7,6,5,4,3,8,1]=>[[.,[[[[[.,.],.],.],.],[.,.]]],.]=>[.,[.,[[[[[.,.],.],.],.],[.,.]]]]
[1,2,7,3,4,5,6,8]=>[1,2,3,7,6,5,4,8]=>[2,3,7,6,5,4,8,1]=>[[.,[.,[[[[.,.],.],.],[.,.]]]],.]=>[.,[.,[.,[[[[.,.],.],.],[.,.]]]]]
[1,2,3,7,4,5,6,8]=>[1,2,3,4,7,6,5,8]=>[2,3,4,7,6,5,8,1]=>[[.,[.,[.,[[[.,.],.],[.,.]]]]],.]=>[.,[.,[.,[.,[[[.,.],.],[.,.]]]]]]
[1,2,3,4,7,5,6,8]=>[1,2,3,4,5,7,6,8]=>[2,3,4,5,7,6,8,1]=>[[.,[.,[.,[.,[[.,.],[.,.]]]]]],.]=>[.,[.,[.,[.,[.,[[.,.],[.,.]]]]]]]
[1,8,2,3,4,5,6,7]=>[1,2,8,7,6,5,4,3]=>[2,8,7,6,5,4,3,1]=>[[.,[[[[[[.,.],.],.],.],.],.]],.]=>[.,[.,[[[[[[.,.],.],.],.],.],.]]]
[1,2,8,3,4,5,6,7]=>[1,2,3,8,7,6,5,4]=>[2,3,8,7,6,5,4,1]=>[[.,[.,[[[[[.,.],.],.],.],.]]],.]=>[.,[.,[.,[[[[[.,.],.],.],.],.]]]]
[1,2,3,8,4,5,6,7]=>[1,2,3,4,8,7,6,5]=>[2,3,4,8,7,6,5,1]=>[[.,[.,[.,[[[[.,.],.],.],.]]]],.]=>[.,[.,[.,[.,[[[[.,.],.],.],.]]]]]
[1,2,3,4,8,5,6,7]=>[1,2,3,4,5,8,7,6]=>[2,3,4,5,8,7,6,1]=>[[.,[.,[.,[.,[[[.,.],.],.]]]]],.]=>[.,[.,[.,[.,[.,[[[.,.],.],.]]]]]]
[1,2,3,4,5,8,6,7]=>[1,2,3,4,5,6,8,7]=>[2,3,4,5,6,8,7,1]=>[[.,[.,[.,[.,[.,[[.,.],.]]]]]],.]=>[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]
[5,3,2,6,1,4,8,7]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,3,2,5,4,8,1,6]=>[1,7,2,3,4,5,6,8]=>[3,4,5,6,7,2,8,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,4,5,2,3,7,6,1]=>[1,8,2,4,3,5,6,7]=>[3,5,4,6,7,8,2,1]=>[[[.,[[.,.],[.,[.,[.,.]]]]],.],.]=>[.,[[.,[[.,.],[.,[.,[.,.]]]]],.]]
[7,4,5,2,3,8,1,6]=>[1,7,2,4,3,5,6,8]=>[3,5,4,6,7,2,8,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[6,4,5,2,3,1,8,7]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[5,4,6,2,1,3,8,7]=>[1,5,2,4,3,6,7,8]=>[3,5,4,2,6,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[3,6,1,5,4,2,8,7]=>[1,3,2,6,4,5,7,8]=>[3,2,5,6,4,7,8,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[4,6,5,1,3,2,8,7]=>[1,4,2,6,3,5,7,8]=>[3,5,2,6,4,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[5,6,4,3,1,2,8,7]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[7,5,4,3,2,8,1,6]=>[1,7,2,5,3,4,6,8]=>[3,5,6,4,7,2,8,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[8,6,4,3,7,2,5,1]=>[1,8,2,6,3,4,5,7]=>[3,5,6,7,4,8,2,1]=>[[[.,[[.,[.,[.,.]]],[.,.]]],.],.]=>[.,[[.,[[.,[.,[.,.]]],[.,.]]],.]]
[7,6,4,3,8,2,1,5]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[6,7,4,3,8,1,2,5]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[5,7,4,3,1,8,2,6]=>[1,5,2,7,3,4,6,8]=>[3,5,6,2,7,4,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,7,5,1,3,8,2,6]=>[1,4,2,7,3,5,6,8]=>[3,5,2,6,7,4,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,7,1,5,4,8,2,6]=>[1,3,2,7,4,5,6,8]=>[3,2,5,6,7,4,8,1]=>[[[.,.],[[.,[.,[.,.]]],[.,.]]],.]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[2,1,7,5,4,8,3,6]=>[1,2,3,7,4,5,6,8]=>[2,3,5,6,7,4,8,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[3,8,1,5,4,7,6,2]=>[1,3,2,8,4,5,6,7]=>[3,2,5,6,7,8,4,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[4,8,5,1,3,7,6,2]=>[1,4,2,8,3,5,6,7]=>[3,5,2,6,7,8,4,1]=>[[[.,[.,.]],[[.,[.,[.,.]]],.]],.]=>[.,[[.,[.,.]],[[.,[.,[.,.]]],.]]]
[5,8,4,3,1,7,6,2]=>[1,5,2,8,3,4,6,7]=>[3,5,6,2,7,8,4,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,8,4,3,7,1,5,2]=>[1,6,2,8,3,4,5,7]=>[3,5,6,7,2,8,4,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,8,4,3,6,5,1,2]=>[1,7,2,8,3,4,5,6]=>[3,5,6,7,8,2,4,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[6,8,5,7,3,1,4,2]=>[1,6,2,8,3,5,4,7]=>[3,5,7,6,2,8,4,1]=>[[[.,[.,[[.,.],.]]],[[.,.],.]],.]=>[.,[[.,[.,[[.,.],.]]],[[.,.],.]]]
[5,8,6,7,1,3,4,2]=>[1,5,2,8,3,6,4,7]=>[3,5,7,2,6,8,4,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[4,8,6,1,7,3,5,2]=>[1,4,2,8,3,6,5,7]=>[3,5,2,7,6,8,4,1]=>[[[.,[.,.]],[[[.,.],[.,.]],.]],.]=>[.,[[.,[.,.]],[[[.,.],[.,.]],.]]]
[3,8,1,6,7,4,5,2]=>[1,3,2,8,4,6,5,7]=>[3,2,5,7,6,8,4,1]=>[[[.,.],[[.,[[.,.],[.,.]]],.]],.]=>[.,[[.,.],[[.,[[.,.],[.,.]]],.]]]
[2,1,8,6,7,4,5,3]=>[1,2,3,8,4,6,5,7]=>[2,3,5,7,6,8,4,1]=>[[.,[.,[[.,[[.,.],[.,.]]],.]]],.]=>[.,[.,[.,[[.,[[.,.],[.,.]]],.]]]]
[2,1,7,6,8,4,3,5]=>[1,2,3,7,4,6,5,8]=>[2,3,5,7,6,4,8,1]=>[[.,[.,[[.,[[.,.],.]],[.,.]]]],.]=>[.,[.,[.,[[.,[[.,.],.]],[.,.]]]]]
[3,7,1,6,8,4,2,5]=>[1,3,2,7,4,6,5,8]=>[3,2,5,7,6,4,8,1]=>[[[.,.],[[.,[[.,.],.]],[.,.]]],.]=>[.,[[.,.],[[.,[[.,.],.]],[.,.]]]]
[4,7,6,1,8,3,2,5]=>[1,4,2,7,3,6,5,8]=>[3,5,2,7,6,4,8,1]=>[[[.,[.,.]],[[[.,.],.],[.,.]]],.]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[5,7,6,8,1,3,2,4]=>[1,5,2,7,3,6,4,8]=>[3,5,7,2,6,4,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,4,7,2,1,8,3,6]=>[1,5,2,4,3,7,6,8]=>[3,5,4,2,7,6,8,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[6,4,7,2,8,1,3,5]=>[1,6,2,4,3,7,5,8]=>[3,5,4,7,2,6,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[7,4,6,2,8,3,1,5]=>[1,7,2,4,3,6,5,8]=>[3,5,4,7,6,2,8,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[8,4,6,2,7,3,5,1]=>[1,8,2,4,3,6,5,7]=>[3,5,4,7,6,8,2,1]=>[[[.,[[.,.],[[.,.],[.,.]]]],.],.]=>[.,[[.,[[.,.],[[.,.],[.,.]]]],.]]
[8,3,2,6,7,4,5,1]=>[1,8,2,3,4,6,5,7]=>[3,4,5,7,6,8,2,1]=>[[[.,[.,[.,[[.,.],[.,.]]]]],.],.]=>[.,[[.,[.,[.,[[.,.],[.,.]]]]],.]]
[7,3,2,6,8,4,1,5]=>[1,7,2,3,4,6,5,8]=>[3,4,5,7,6,2,8,1]=>[[[.,[.,[.,[[.,.],.]]]],[.,.]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],[.,.]]]
[6,3,2,7,8,1,4,5]=>[1,6,2,3,4,7,5,8]=>[3,4,5,7,2,6,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[5,3,2,7,1,8,4,6]=>[1,5,2,3,4,7,6,8]=>[3,4,5,2,7,6,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,3,2,1,7,8,5,6]=>[1,4,2,3,5,7,6,8]=>[3,4,2,5,7,6,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[3,4,1,2,8,7,6,5]=>[1,3,2,4,5,8,6,7]=>[3,2,4,5,7,8,6,1]=>[[[.,.],[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[5,3,2,8,1,7,6,4]=>[1,5,2,3,4,8,6,7]=>[3,4,5,2,7,8,6,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,3,2,8,7,1,5,4]=>[1,6,2,3,4,8,5,7]=>[3,4,5,7,2,8,6,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,3,2,8,6,5,1,4]=>[1,7,2,3,4,8,5,6]=>[3,4,5,7,8,2,6,1]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[8,4,7,2,6,5,3,1]=>[1,8,2,4,3,7,5,6]=>[3,5,4,7,8,6,2,1]=>[[[.,[[.,.],[[.,[.,.]],.]]],.],.]=>[.,[[.,[[.,.],[[.,[.,.]],.]]],.]]
[7,4,8,2,6,5,1,3]=>[1,7,2,4,3,8,5,6]=>[3,5,4,7,8,2,6,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[6,4,8,2,7,1,5,3]=>[1,6,2,4,3,8,5,7]=>[3,5,4,7,2,8,6,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[5,4,8,2,1,7,6,3]=>[1,5,2,4,3,8,6,7]=>[3,5,4,2,7,8,6,1]=>[[[.,[[.,.],.]],[[.,[.,.]],.]],.]=>[.,[[.,[[.,.],.]],[[.,[.,.]],.]]]
[4,5,8,1,2,7,6,3]=>[1,4,2,5,3,8,6,7]=>[3,5,2,4,7,8,6,1]=>[[[.,[.,.]],[.,[[.,[.,.]],.]]],.]=>[.,[[.,[.,.]],[.,[[.,[.,.]],.]]]]
[3,5,1,8,2,7,6,4]=>[1,3,2,5,4,8,6,7]=>[3,2,5,4,7,8,6,1]=>[[[.,.],[[.,.],[[.,[.,.]],.]]],.]=>[.,[[.,.],[[.,.],[[.,[.,.]],.]]]]
[2,1,5,8,3,7,6,4]=>[1,2,3,5,4,8,6,7]=>[2,3,5,4,7,8,6,1]=>[[.,[.,[[.,.],[[.,[.,.]],.]]]],.]=>[.,[.,[.,[[.,.],[[.,[.,.]],.]]]]]
[2,1,6,8,7,3,5,4]=>[1,2,3,6,4,8,5,7]=>[2,3,5,7,4,8,6,1]=>[[.,[.,[[.,[.,.]],[[.,.],.]]]],.]=>[.,[.,[.,[[.,[.,.]],[[.,.],.]]]]]
[3,6,1,8,7,2,5,4]=>[1,3,2,6,4,8,5,7]=>[3,2,5,7,4,8,6,1]=>[[[.,.],[[.,[.,.]],[[.,.],.]]],.]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[4,6,8,1,7,2,5,3]=>[1,4,2,6,3,8,5,7]=>[3,5,2,7,4,8,6,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[5,6,8,7,1,2,4,3]=>[1,5,2,6,3,8,4,7]=>[3,5,7,2,4,8,6,1]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[6,5,8,7,2,1,4,3]=>[1,6,2,5,3,8,4,7]=>[3,5,7,4,2,8,6,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[7,5,8,6,2,4,1,3]=>[1,7,2,5,3,8,4,6]=>[3,5,7,4,8,2,6,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[8,5,7,6,2,4,3,1]=>[1,8,2,5,3,7,4,6]=>[3,5,7,4,8,6,2,1]=>[[[.,[[.,[.,.]],[[.,.],.]]],.],.]=>[.,[[.,[[.,[.,.]],[[.,.],.]]],.]]
[5,7,8,6,1,4,2,3]=>[1,5,2,7,3,8,4,6]=>[3,5,7,2,8,4,6,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,7,8,1,6,5,2,3]=>[1,4,2,7,3,8,5,6]=>[3,5,2,7,8,4,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[3,7,1,8,6,5,2,4]=>[1,3,2,7,4,8,5,6]=>[3,2,5,7,8,4,6,1]=>[[[.,.],[[.,[.,[.,.]]],[.,.]]],.]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[2,1,7,8,6,5,3,4]=>[1,2,3,7,4,8,5,6]=>[2,3,5,7,8,4,6,1]=>[[.,[.,[[.,[.,[.,.]]],[.,.]]]],.]=>[.,[.,[.,[[.,[.,[.,.]]],[.,.]]]]]
[3,8,1,7,6,5,4,2]=>[1,3,2,8,4,7,5,6]=>[3,2,5,7,8,6,4,1]=>[[[.,.],[[.,[[.,[.,.]],.]],.]],.]=>[.,[[.,.],[[.,[[.,[.,.]],.]],.]]]
[4,8,7,1,6,5,3,2]=>[1,4,2,8,3,7,5,6]=>[3,5,2,7,8,6,4,1]=>[[[.,[.,.]],[[[.,[.,.]],.],.]],.]=>[.,[[.,[.,.]],[[[.,[.,.]],.],.]]]
[5,8,7,6,1,4,3,2]=>[1,5,2,8,3,7,4,6]=>[3,5,7,2,8,6,4,1]=>[[[.,[.,[.,.]]],[[[.,.],.],.]],.]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]
[6,8,7,5,4,1,3,2]=>[1,6,2,8,3,7,4,5]=>[3,5,7,8,2,6,4,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[2,1,4,3,6,5,8,7,10,9]=>[1,2,3,4,5,6,7,8,9,10]=>[2,3,4,5,6,7,8,9,10,1]=>[[.,[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]],.]=>[.,[.,[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]]]
[3,4,1,2,6,5,8,7,10,9]=>[1,3,2,4,5,6,7,8,9,10]=>[3,2,4,5,6,7,8,9,10,1]=>[[[.,.],[.,[.,[.,[.,[.,[.,[.,.]]]]]]]],.]=>[.,[[.,.],[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]]
[10,3,2,5,4,7,6,9,8,1]=>[1,10,2,3,4,5,6,7,8,9]=>[3,4,5,6,7,8,9,10,2,1]=>[[[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]],.],.]=>[.,[[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]],.]]
[3,5,1,7,2,9,4,10,6,8]=>[1,3,2,5,4,7,6,9,8,10]=>[3,2,5,4,7,6,9,8,10,1]=>[[[.,.],[[.,.],[[.,.],[[.,.],[.,.]]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[[.,.],[.,.]]]]]]
[4,2,5,1,3,6,7,8]=>[1,4,2,3,5,6,7,8]=>[3,4,2,5,6,7,8,1]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,2,4,1,3,6,7,8]=>[1,5,3,4,2,6,7,8]=>[5,3,4,2,6,7,8,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[3,2,6,1,4,5,7,8]=>[1,3,6,5,4,2,7,8]=>[6,2,5,4,3,7,8,1]=>[[[.,.],[[[.,.],.],[.,[.,.]]]],.]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[4,2,6,1,3,5,7,8]=>[1,4,2,3,6,5,7,8]=>[3,4,2,6,5,7,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[5,2,7,1,3,4,6,8]=>[1,5,3,7,6,4,2,8]=>[7,3,6,2,5,4,8,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,3,7,1,2,4,6,8]=>[1,5,2,3,7,6,4,8]=>[3,4,7,2,6,5,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,4,7,1,2,3,6,8]=>[1,5,2,4,3,7,6,8]=>[3,5,4,2,7,6,8,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[6,4,7,1,2,3,5,8]=>[1,6,3,7,5,2,4,8]=>[6,3,7,5,2,4,8,1]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]
[7,3,6,1,2,4,5,8]=>[1,7,5,2,3,6,4,8]=>[4,5,7,3,6,2,8,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[7,4,6,1,2,3,5,8]=>[1,7,5,2,4,3,6,8]=>[4,6,5,3,7,2,8,1]=>[[[[.,[[.,.],.]],[.,.]],[.,.]],.]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]
[3,2,8,1,4,5,6,7]=>[1,3,8,7,6,5,4,2]=>[8,2,7,6,5,4,3,1]=>[[[.,.],[[[[[.,.],.],.],.],.]],.]=>[.,[[.,.],[[[[[.,.],.],.],.],.]]]
[4,2,8,1,3,5,6,7]=>[1,4,2,3,8,7,6,5]=>[3,4,2,8,7,6,5,1]=>[[[.,[.,.]],[[[[.,.],.],.],.]],.]=>[.,[[.,[.,.]],[[[[.,.],.],.],.]]]
[5,2,8,1,3,4,6,7]=>[1,5,3,8,7,6,4,2]=>[8,3,7,2,6,5,4,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[6,2,8,1,3,4,5,7]=>[1,6,4,2,3,8,7,5]=>[4,5,3,8,2,7,6,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[6,3,8,1,2,4,5,7]=>[1,6,4,2,3,8,7,5]=>[4,5,3,8,2,7,6,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[7,2,8,1,3,4,5,6]=>[1,7,5,3,8,6,4,2]=>[8,4,7,3,6,2,5,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[7,3,8,1,2,4,5,6]=>[1,7,5,2,3,8,6,4]=>[4,5,8,3,7,2,6,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[7,4,8,1,2,3,5,6]=>[1,7,5,2,4,3,8,6]=>[4,6,5,3,8,2,7,1]=>[[[[.,[[.,.],.]],[.,.]],[.,.]],.]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]
[7,5,8,1,2,3,4,6]=>[1,7,4,2,5,3,8,6]=>[4,6,3,5,8,2,7,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[8,2,4,1,3,5,6,7]=>[1,8,7,6,5,3,4,2]=>[8,6,7,5,4,3,2,1]=>[[[[[[[.,.],[.,.]],.],.],.],.],.]=>[.,[[[[[[.,.],[.,.]],.],.],.],.]]
[8,3,5,1,2,4,6,7]=>[1,8,7,6,4,2,3,5]=>[6,7,5,8,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[8,3,6,1,2,4,5,7]=>[1,8,7,5,2,3,6,4]=>[5,6,8,4,7,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,3,7,1,2,4,5,6]=>[1,8,6,4,2,3,7,5]=>[5,6,4,8,3,7,2,1]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]
[8,4,7,1,2,3,5,6]=>[1,8,6,3,7,5,2,4]=>[7,4,8,6,3,5,2,1]=>[[[[[.,.],[[.,.],.]],[.,.]],.],.]=>[.,[[[[.,.],[[.,.],.]],[.,.]],.]]
[3,2,5,7,1,4,6,8]=>[1,3,5,2,4,7,6,8]=>[4,2,5,3,7,6,8,1]=>[[[.,.],[[.,.],[[.,.],[.,.]]]],.]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[4,3,5,7,1,2,6,8]=>[1,4,7,6,2,3,5,8]=>[5,6,2,7,4,3,8,1]=>[[[.,[.,.]],[[[.,.],.],[.,.]]],.]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[5,2,4,7,1,3,6,8]=>[1,5,2,3,4,7,6,8]=>[3,4,5,2,7,6,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,3,4,7,1,2,6,8]=>[1,5,2,3,4,7,6,8]=>[3,4,5,2,7,6,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,2,6,7,1,3,5,8]=>[1,4,7,5,2,3,6,8]=>[5,6,2,4,7,3,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[6,3,5,7,1,2,4,8]=>[1,6,2,3,5,4,7,8]=>[3,4,6,5,2,7,8,1]=>[[[.,[.,[[.,.],.]]],[.,[.,.]]],.]=>[.,[[.,[.,[[.,.],.]]],[.,[.,.]]]]
[7,2,4,6,1,3,5,8]=>[1,7,5,2,3,4,6,8]=>[4,5,6,3,7,2,8,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[7,3,4,6,1,2,5,8]=>[1,7,5,2,3,4,6,8]=>[4,5,6,3,7,2,8,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[3,2,5,8,1,4,6,7]=>[1,3,5,2,4,8,7,6]=>[4,2,5,3,8,7,6,1]=>[[[.,.],[[.,.],[[[.,.],.],.]]],.]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[4,2,5,8,1,3,6,7]=>[1,4,8,7,6,3,5,2]=>[8,6,2,7,5,4,3,1]=>[[[[.,.],.],[[[[.,.],.],.],.]],.]=>[.,[[[.,.],.],[[[[.,.],.],.],.]]]
[3,2,6,8,1,4,5,7]=>[1,3,6,4,8,7,5,2]=>[8,2,4,7,3,6,5,1]=>[[[.,.],[[.,[.,.]],[[.,.],.]]],.]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[4,2,6,8,1,3,5,7]=>[1,4,8,7,5,2,3,6]=>[6,7,2,5,8,4,3,1]=>[[[.,[.,.]],[[[.,[.,.]],.],.]],.]=>[.,[[.,[.,.]],[[[.,[.,.]],.],.]]]
[4,3,6,8,1,2,5,7]=>[1,4,8,7,5,2,3,6]=>[6,7,2,5,8,4,3,1]=>[[[.,[.,.]],[[[.,[.,.]],.],.]],.]=>[.,[[.,[.,.]],[[[.,[.,.]],.],.]]]
[5,2,6,8,1,3,4,7]=>[1,5,2,3,6,4,8,7]=>[3,4,6,2,5,8,7,1]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[6,2,4,8,1,3,5,7]=>[1,6,3,4,8,7,5,2]=>[8,3,4,7,2,6,5,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[6,2,5,8,1,3,4,7]=>[1,6,3,5,2,4,8,7]=>[5,3,6,4,2,8,7,1]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[6,4,5,8,1,2,3,7]=>[1,6,2,4,8,7,3,5]=>[3,7,4,8,2,6,5,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[3,2,7,8,1,4,5,6]=>[1,3,7,5,2,4,8,6]=>[5,2,6,4,8,3,7,1]=>[[[.,.],[[[.,.],[.,.]],[.,.]]],.]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[4,3,7,8,1,2,5,6]=>[1,4,8,6,2,3,7,5]=>[5,6,2,8,4,7,3,1]=>[[[.,[.,.]],[[[.,.],[.,.]],.]],.]=>[.,[[.,[.,.]],[[[.,.],[.,.]],.]]]
[5,3,7,8,1,2,4,6]=>[1,5,2,3,7,4,8,6]=>[3,4,6,2,8,5,7,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[6,2,7,8,1,3,4,5]=>[1,6,3,7,4,8,5,2]=>[8,3,5,7,2,4,6,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[7,2,4,8,1,3,5,6]=>[1,7,5,2,3,4,8,6]=>[4,5,6,3,8,2,7,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[7,3,4,8,1,2,5,6]=>[1,7,5,2,3,4,8,6]=>[4,5,6,3,8,2,7,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[7,3,5,8,1,2,4,6]=>[1,7,4,8,6,2,3,5]=>[6,7,3,8,5,2,4,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,4,5,8,1,2,3,6]=>[1,7,3,5,2,4,8,6]=>[5,3,6,4,8,2,7,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[8,2,4,6,1,3,5,7]=>[1,8,7,5,2,3,4,6]=>[5,6,7,4,8,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,3,4,6,1,2,5,7]=>[1,8,7,5,2,3,4,6]=>[5,6,7,4,8,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,2,5,6,1,3,4,7]=>[1,8,7,4,6,3,5,2]=>[8,6,4,7,5,3,2,1]=>[[[[[[.,.],.],[[.,.],.]],.],.],.]=>[.,[[[[[.,.],.],[[.,.],.]],.],.]]
[8,3,5,6,1,2,4,7]=>[1,8,7,4,6,2,3,5]=>[6,7,4,8,5,3,2,1]=>[[[[[.,[.,.]],[[.,.],.]],.],.],.]=>[.,[[[[.,[.,.]],[[.,.],.]],.],.]]
[8,2,4,7,1,3,5,6]=>[1,8,6,3,4,7,5,2]=>[8,4,5,7,3,6,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[8,2,6,7,1,3,4,5]=>[1,8,5,2,3,6,4,7]=>[4,5,7,3,6,8,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[3,6,2,5,1,4,7,8]=>[1,3,2,6,4,5,7,8]=>[3,2,5,6,4,7,8,1]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[5,6,2,4,1,3,7,8]=>[1,5,2,6,3,4,7,8]=>[3,5,6,2,4,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[3,7,2,5,1,4,6,8]=>[1,3,2,7,6,4,5,8]=>[3,2,6,7,5,4,8,1]=>[[[.,.],[[[.,[.,.]],.],[.,.]]],.]=>[.,[[.,.],[[[.,[.,.]],.],[.,.]]]]
[4,7,3,5,1,2,6,8]=>[1,4,5,2,7,6,3,8]=>[4,7,2,3,6,5,8,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[3,7,2,6,1,4,5,8]=>[1,3,2,7,5,4,6,8]=>[3,2,6,5,7,4,8,1]=>[[[.,.],[[[.,.],[.,.]],[.,.]]],.]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[4,7,3,6,1,2,5,8]=>[1,4,6,2,7,5,3,8]=>[4,7,2,6,3,5,8,1]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[5,8,3,6,1,2,4,7]=>[1,5,2,8,7,4,6,3]=>[3,8,6,2,7,5,4,1]=>[[[.,[[.,.],.]],[[[.,.],.],.]],.]=>[.,[[.,[[.,.],.]],[[[.,.],.],.]]]
[5,8,4,6,1,2,3,7]=>[1,5,2,8,7,3,4,6]=>[3,6,7,2,8,5,4,1]=>[[[.,[.,[.,.]]],[[[.,.],.],.]],.]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]
[6,8,3,5,1,2,4,7]=>[1,6,2,8,7,4,5,3]=>[3,8,6,7,2,5,4,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[3,8,2,7,1,4,5,6]=>[1,3,2,8,6,4,7,5]=>[3,2,6,8,5,7,4,1]=>[[[.,.],[[[.,[.,.]],[.,.]],.]],.]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[4,8,2,7,1,3,5,6]=>[1,4,7,5,2,8,6,3]=>[5,8,2,4,7,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[4,8,3,7,1,2,5,6]=>[1,4,7,5,2,8,6,3]=>[5,8,2,4,7,3,6,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,8,2,7,1,3,4,6]=>[1,5,2,8,6,3,4,7]=>[3,6,7,2,5,8,4,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[5,8,3,7,1,2,4,6]=>[1,5,2,8,6,3,4,7]=>[3,6,7,2,5,8,4,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[5,8,4,7,1,2,3,6]=>[1,5,2,8,6,3,4,7]=>[3,6,7,2,5,8,4,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,8,3,7,1,2,4,5]=>[1,6,2,8,5,3,4,7]=>[3,6,7,5,2,8,4,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[6,8,5,7,1,2,3,4]=>[1,6,2,8,4,7,3,5]=>[3,7,5,8,2,6,4,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[5,3,2,6,1,4,7,8]=>[1,5,2,3,4,6,7,8]=>[3,4,5,2,6,7,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[5,4,2,6,1,3,7,8]=>[1,5,2,4,6,3,7,8]=>[3,6,4,2,5,7,8,1]=>[[[.,[[.,.],.]],[.,[.,[.,.]]]],.]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[6,4,2,5,1,3,7,8]=>[1,6,3,2,4,5,7,8]=>[4,3,5,6,2,7,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[5,3,2,7,1,4,6,8]=>[1,5,2,3,4,7,6,8]=>[3,4,5,2,7,6,8,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[6,3,2,7,1,4,5,8]=>[1,6,4,7,5,2,3,8]=>[6,7,3,5,2,4,8,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[6,4,2,7,1,3,5,8]=>[1,6,3,2,4,7,5,8]=>[4,3,5,7,2,6,8,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[6,5,3,7,1,2,4,8]=>[1,6,2,5,3,4,7,8]=>[3,5,6,4,2,7,8,1]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]
[7,3,2,5,1,4,6,8]=>[1,7,6,4,5,2,3,8]=>[6,7,4,5,3,2,8,1]=>[[[[[.,[.,.]],[.,.]],.],[.,.]],.]=>[.,[[[[.,[.,.]],[.,.]],.],[.,.]]]
[7,3,2,6,1,4,5,8]=>[1,7,5,2,3,4,6,8]=>[4,5,6,3,7,2,8,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[4,3,2,8,1,5,6,7]=>[1,4,8,7,6,5,2,3]=>[7,8,2,6,5,4,3,1]=>[[[.,[.,.]],[[[[.,.],.],.],.]],.]=>[.,[[.,[.,.]],[[[[.,.],.],.],.]]]
[5,4,3,8,1,2,6,7]=>[1,5,2,4,8,7,6,3]=>[3,8,4,2,7,6,5,1]=>[[[.,[[.,.],.]],[[[.,.],.],.]],.]=>[.,[[.,[[.,.],.]],[[[.,.],.],.]]]
[6,3,2,8,1,4,5,7]=>[1,6,4,8,7,5,2,3]=>[7,8,3,6,2,5,4,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[6,5,3,8,1,2,4,7]=>[1,6,2,5,3,4,8,7]=>[3,5,6,4,2,8,7,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[6,5,4,8,1,2,3,7]=>[1,6,2,5,3,4,8,7]=>[3,5,6,4,2,8,7,1]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]
[7,3,2,8,1,4,5,6]=>[1,7,5,2,3,4,8,6]=>[4,5,6,3,8,2,7,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[7,5,4,8,1,2,3,6]=>[1,7,3,4,8,6,2,5]=>[7,3,4,8,6,2,5,1]=>[[[[.,.],[.,[[.,.],.]]],[.,.]],.]=>[.,[[[.,.],[.,[[.,.],.]]],[.,.]]]
[8,3,2,5,1,4,6,7]=>[1,8,7,6,4,5,2,3]=>[7,8,5,6,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[8,4,2,5,1,3,6,7]=>[1,8,7,6,3,2,4,5]=>[6,5,7,8,4,3,2,1]=>[[[[[[.,.],[.,[.,.]]],.],.],.],.]=>[.,[[[[[.,.],[.,[.,.]]],.],.],.]]
[8,3,2,6,1,4,5,7]=>[1,8,7,5,2,3,4,6]=>[5,6,7,4,8,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,4,2,6,1,3,5,7]=>[1,8,7,5,2,4,6,3]=>[5,8,6,4,7,3,2,1]=>[[[[[.,[[.,.],.]],[.,.]],.],.],.]=>[.,[[[[.,[[.,.],.]],[.,.]],.],.]]
[8,6,2,4,1,3,5,7]=>[1,8,7,5,2,6,3,4]=>[5,7,8,4,6,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[8,5,2,7,1,3,4,6]=>[1,8,6,3,2,5,4,7]=>[5,4,7,6,3,8,2,1]=>[[[[[.,.],[[.,.],.]],[.,.]],.],.]=>[.,[[[[.,.],[[.,.],.]],[.,.]],.]]
[8,7,2,5,1,3,4,6]=>[1,8,6,3,2,7,4,5]=>[5,4,7,8,3,6,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[8,7,2,6,1,3,4,5]=>[1,8,5,2,7,4,6,3]=>[4,8,6,3,7,5,2,1]=>[[[[.,[[.,.],.]],[[.,.],.]],.],.]=>[.,[[[.,[[.,.],.]],[[.,.],.]],.]]
[8,7,3,6,1,2,4,5]=>[1,8,5,2,7,4,6,3]=>[4,8,6,3,7,5,2,1]=>[[[[.,[[.,.],.]],[[.,.],.]],.],.]=>[.,[[[.,[[.,.],.]],[[.,.],.]],.]]
[8,7,4,6,1,2,3,5]=>[1,8,5,2,7,3,4,6]=>[4,6,7,3,8,5,2,1]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[.,[[[.,[.,[.,.]]],[[.,.],.]],.]]
[4,6,3,5,8,1,2,7]=>[1,4,5,8,7,2,6,3]=>[6,8,2,3,7,5,4,1]=>[[[.,[.,.]],[.,[[[.,.],.],.]]],.]=>[.,[[.,[.,.]],[.,[[[.,.],.],.]]]]
[5,7,2,4,8,1,3,6]=>[1,5,8,6,2,7,3,4]=>[5,7,8,2,4,6,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[5,7,3,4,8,1,2,6]=>[1,5,8,6,2,7,3,4]=>[5,7,8,2,4,6,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[3,7,2,6,8,1,4,5]=>[1,3,2,7,4,6,5,8]=>[3,2,5,7,6,4,8,1]=>[[[.,.],[[.,[[.,.],.]],[.,.]]],.]=>[.,[[.,.],[[.,[[.,.],.]],[.,.]]]]
[6,7,3,4,8,1,2,5]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[6,7,3,5,8,1,2,4]=>[1,6,2,7,3,4,5,8]=>[3,5,6,7,2,4,8,1]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[3,8,2,5,7,1,4,6]=>[1,3,2,8,6,4,5,7]=>[3,2,6,7,5,8,4,1]=>[[[.,.],[[[.,[.,.]],[.,.]],.]],.]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[4,8,2,5,7,1,3,6]=>[1,4,5,7,3,2,8,6]=>[6,5,2,3,8,4,7,1]=>[[[[.,.],.],[.,[[.,.],[.,.]]]],.]=>[.,[[[.,.],.],[.,[[.,.],[.,.]]]]]
[4,8,3,5,7,1,2,6]=>[1,4,5,7,2,8,6,3]=>[5,8,2,3,7,4,6,1]=>[[[.,[.,.]],[.,[[.,.],[.,.]]]],.]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[5,8,2,4,7,1,3,6]=>[1,5,7,3,2,8,6,4]=>[5,4,8,2,7,3,6,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[3,8,2,6,7,1,4,5]=>[1,3,2,8,5,7,4,6]=>[3,2,7,5,8,6,4,1]=>[[[.,.],[[[.,.],[[.,.],.]],.]],.]=>[.,[[.,.],[[[.,.],[[.,.],.]],.]]]
[4,8,3,6,7,1,2,5]=>[1,4,6,2,8,5,7,3]=>[4,8,2,6,3,7,5,1]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[5,8,2,6,7,1,3,4]=>[1,5,7,3,2,8,4,6]=>[5,4,7,2,8,3,6,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,8,4,6,7,1,2,3]=>[1,5,7,2,8,3,4,6]=>[4,6,7,2,8,3,5,1]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[6,8,2,5,7,1,3,4]=>[1,6,2,8,4,5,7,3]=>[3,8,5,6,2,7,4,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[6,8,3,5,7,1,2,4]=>[1,6,2,8,4,5,7,3]=>[3,8,5,6,2,7,4,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[6,8,4,5,7,1,2,3]=>[1,6,2,8,3,4,5,7]=>[3,5,6,7,2,8,4,1]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[7,8,2,4,6,1,3,5]=>[1,7,3,2,8,5,6,4]=>[4,3,8,6,7,2,5,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[7,8,3,4,6,1,2,5]=>[1,7,2,8,5,6,3,4]=>[3,7,8,5,6,2,4,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[5,3,2,6,8,1,4,7]=>[1,5,8,7,4,6,2,3]=>[7,8,5,2,6,4,3,1]=>[[[[.,[.,.]],.],[[[.,.],.],.]],.]=>[.,[[[.,[.,.]],.],[[[.,.],.],.]]]
[5,4,2,6,8,1,3,7]=>[1,5,8,7,3,2,4,6]=>[6,5,7,2,8,4,3,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[5,3,2,7,8,1,4,6]=>[1,5,8,6,2,3,4,7]=>[5,6,7,2,4,8,3,1]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[6,5,2,7,8,1,3,4]=>[1,6,2,5,8,4,7,3]=>[3,8,6,4,2,7,5,1]=>[[[.,[[[.,.],.],.]],[[.,.],.]],.]=>[.,[[.,[[[.,.],.],.]],[[.,.],.]]]
[7,4,2,5,8,1,3,6]=>[1,7,3,2,4,5,8,6]=>[4,3,5,6,8,2,7,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[7,4,3,5,8,1,2,6]=>[1,7,2,4,5,8,6,3]=>[3,8,4,5,7,2,6,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[7,5,3,4,8,1,2,6]=>[1,7,2,5,8,6,3,4]=>[3,7,8,4,6,2,5,1]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[7,5,2,6,8,1,3,4]=>[1,7,3,2,5,8,4,6]=>[4,3,7,5,8,2,6,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[7,5,3,6,8,1,2,4]=>[1,7,2,5,8,4,6,3]=>[3,8,6,4,7,2,5,1]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]
[7,6,3,5,8,1,2,4]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[8,3,2,5,7,1,4,6]=>[1,8,6,2,3,4,5,7]=>[4,5,6,7,3,8,2,1]=>[[[[.,[.,[.,[.,.]]]],[.,.]],.],.]=>[.,[[[.,[.,[.,[.,.]]]],[.,.]],.]]
[8,3,2,6,7,1,4,5]=>[1,8,5,7,4,6,2,3]=>[7,8,5,3,6,4,2,1]=>[[[[[.,[.,.]],.],[[.,.],.]],.],.]=>[.,[[[[.,[.,.]],.],[[.,.],.]],.]]
[8,4,2,6,7,1,3,5]=>[1,8,5,7,3,2,4,6]=>[6,5,7,3,8,4,2,1]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]
[8,6,2,4,7,1,3,5]=>[1,8,5,7,3,2,6,4]=>[6,5,8,3,7,4,2,1]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]
[8,6,3,5,7,1,2,4]=>[1,8,4,5,7,2,6,3]=>[6,8,3,4,7,5,2,1]=>[[[[.,[.,.]],[.,[[.,.],.]]],.],.]=>[.,[[[.,[.,.]],[.,[[.,.],.]]],.]]
[8,7,2,4,6,1,3,5]=>[1,8,5,6,2,7,3,4]=>[5,7,8,3,4,6,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[8,7,3,4,6,1,2,5]=>[1,8,5,6,2,7,3,4]=>[5,7,8,3,4,6,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[8,7,2,5,6,1,3,4]=>[1,8,4,5,6,2,7,3]=>[6,8,3,4,5,7,2,1]=>[[[[.,[.,.]],[.,[.,[.,.]]]],.],.]=>[.,[[[.,[.,.]],[.,[.,[.,.]]]],.]]
[8,7,3,5,6,1,2,4]=>[1,8,4,5,6,2,7,3]=>[6,8,3,4,5,7,2,1]=>[[[[.,[.,.]],[.,[.,[.,.]]]],.],.]=>[.,[[[.,[.,.]],[.,[.,[.,.]]]],.]]
[4,3,7,2,6,1,5,8]=>[1,4,2,3,7,5,6,8]=>[3,4,2,6,7,5,8,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,3,7,2,6,1,4,8]=>[1,5,6,2,3,7,4,8]=>[4,5,7,2,3,6,8,1]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[6,4,7,2,5,1,3,8]=>[1,6,2,4,3,7,5,8]=>[3,5,4,7,2,6,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[6,4,7,3,5,1,2,8]=>[1,6,2,4,3,7,5,8]=>[3,5,4,7,2,6,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[4,3,8,2,6,1,5,7]=>[1,4,2,3,8,7,5,6]=>[3,4,2,7,8,6,5,1]=>[[[.,[.,.]],[[[.,[.,.]],.],.]],.]=>[.,[[.,[.,.]],[[[.,[.,.]],.],.]]]
[5,3,8,2,6,1,4,7]=>[1,5,6,2,3,8,7,4]=>[4,5,8,2,3,7,6,1]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[5,4,8,2,6,1,3,7]=>[1,5,6,2,4,3,8,7]=>[4,6,5,2,3,8,7,1]=>[[[.,[[.,.],.]],[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[5,4,8,3,6,1,2,7]=>[1,5,6,2,4,3,8,7]=>[4,6,5,2,3,8,7,1]=>[[[.,[[.,.],.]],[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[6,4,8,2,5,1,3,7]=>[1,6,2,4,3,8,7,5]=>[3,5,4,8,2,7,6,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[6,4,8,3,5,1,2,7]=>[1,6,2,4,3,8,7,5]=>[3,5,4,8,2,7,6,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[5,3,8,2,7,1,4,6]=>[1,5,7,4,2,3,8,6]=>[5,6,4,2,8,3,7,1]=>[[[[.,[.,.]],.],[[.,.],[.,.]]],.]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]
[5,4,8,2,7,1,3,6]=>[1,5,7,3,8,6,2,4]=>[7,4,8,2,6,3,5,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[5,4,8,3,7,1,2,6]=>[1,5,7,2,4,3,8,6]=>[4,6,5,2,8,3,7,1]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]
[6,4,8,2,7,1,3,5]=>[1,6,2,4,3,8,5,7]=>[3,5,4,7,2,8,6,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[6,4,8,3,7,1,2,5]=>[1,6,2,4,3,8,5,7]=>[3,5,4,7,2,8,6,1]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]
[7,3,8,2,5,1,4,6]=>[1,7,4,2,3,8,6,5]=>[4,5,3,8,7,2,6,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,4,8,3,5,1,2,6]=>[1,7,2,4,3,8,6,5]=>[3,5,4,8,7,2,6,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[7,5,8,2,4,1,3,6]=>[1,7,3,8,6,2,5,4]=>[6,3,8,7,5,2,4,1]=>[[[[.,.],[[[.,.],.],.]],[.,.]],.]=>[.,[[[.,.],[[[.,.],.],.]],[.,.]]]
[7,3,8,2,6,1,4,5]=>[1,7,4,2,3,8,5,6]=>[4,5,3,7,8,2,6,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[7,4,8,2,6,1,3,5]=>[1,7,3,8,5,6,2,4]=>[7,3,8,5,6,2,4,1]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[7,5,8,2,6,1,3,4]=>[1,7,3,8,4,2,5,6]=>[6,3,5,7,8,2,4,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[7,6,8,2,5,1,3,4]=>[1,7,3,8,4,2,6,5]=>[6,3,5,8,7,2,4,1]=>[[[[.,.],[.,[[.,.],.]]],[.,.]],.]=>[.,[[[.,.],[.,[[.,.],.]]],[.,.]]]
[7,6,8,3,5,1,2,4]=>[1,7,2,6,3,8,4,5]=>[3,5,7,8,4,2,6,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[8,4,6,2,5,1,3,7]=>[1,8,7,3,6,2,4,5]=>[6,4,7,8,5,3,2,1]=>[[[[[.,.],[[.,[.,.]],.]],.],.],.]=>[.,[[[[.,.],[[.,[.,.]],.]],.],.]]
[8,5,6,2,4,1,3,7]=>[1,8,7,3,6,2,5,4]=>[6,4,8,7,5,3,2,1]=>[[[[[.,.],[[[.,.],.],.]],.],.],.]=>[.,[[[[.,.],[[[.,.],.],.]],.],.]]
[8,6,7,2,5,1,3,4]=>[1,8,4,2,6,3,7,5]=>[4,6,3,8,5,7,2,1]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]
[6,4,3,2,7,1,5,8]=>[1,6,2,4,3,5,7,8]=>[3,5,4,6,2,7,8,1]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]
[7,6,3,2,5,1,4,8]=>[1,7,4,2,6,3,5,8]=>[4,6,3,7,5,2,8,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[5,4,3,2,8,1,6,7]=>[1,5,8,7,6,2,4,3]=>[6,8,7,2,5,4,3,1]=>[[[.,[[.,.],.]],[[[.,.],.],.]],.]=>[.,[[.,[[.,.],.]],[[[.,.],.],.]]]
[7,5,4,2,8,1,3,6]=>[1,7,3,4,2,5,8,6]=>[5,3,4,6,8,2,7,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[7,6,3,2,8,1,4,5]=>[1,7,4,2,6,3,5,8]=>[4,6,3,7,5,2,8,1]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[7,6,4,3,8,1,2,5]=>[1,7,2,6,3,4,5,8]=>[3,5,6,7,4,2,8,1]=>[[[.,[[.,[.,[.,.]]],.]],[.,.]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],[.,.]]]
[7,6,5,3,8,1,2,4]=>[1,7,2,6,3,5,8,4]=>[3,5,8,6,4,2,7,1]=>[[[.,[[.,[[.,.],.]],.]],[.,.]],.]=>[.,[[.,[[.,[[.,.],.]],.]],[.,.]]]
[8,5,4,2,6,1,3,7]=>[1,8,7,3,4,2,5,6]=>[6,4,5,7,8,3,2,1]=>[[[[[.,.],[.,[.,[.,.]]]],.],.],.]=>[.,[[[[.,.],[.,[.,[.,.]]]],.],.]]
[8,6,3,2,5,1,4,7]=>[1,8,7,4,2,6,3,5]=>[5,7,4,8,6,3,2,1]=>[[[[[.,[.,.]],[[.,.],.]],.],.],.]=>[.,[[[[.,[.,.]],[[.,.],.]],.],.]]
[8,6,5,2,4,1,3,7]=>[1,8,7,3,5,4,2,6]=>[7,4,6,5,8,3,2,1]=>[[[[[.,.],[[.,.],[.,.]]],.],.],.]=>[.,[[[[.,.],[[.,.],[.,.]]],.],.]]
[8,6,3,2,7,1,4,5]=>[1,8,5,7,4,2,6,3]=>[6,8,5,3,7,4,2,1]=>[[[[[.,[.,.]],.],[[.,.],.]],.],.]=>[.,[[[[.,[.,.]],.],[[.,.],.]],.]]
[8,6,4,2,7,1,3,5]=>[1,8,5,7,3,4,2,6]=>[7,5,6,3,8,4,2,1]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]
[8,7,3,2,6,1,4,5]=>[1,8,5,6,2,7,4,3]=>[5,8,7,3,4,6,2,1]=>[[[[.,[[.,.],.]],[.,[.,.]]],.],.]=>[.,[[[.,[[.,.],.]],[.,[.,.]]],.]]
[8,7,4,2,6,1,3,5]=>[1,8,5,6,2,7,3,4]=>[5,7,8,3,4,6,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[8,7,4,3,6,1,2,5]=>[1,8,5,6,2,7,3,4]=>[5,7,8,3,4,6,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[8,7,5,2,6,1,3,4]=>[1,8,4,2,7,3,5,6]=>[4,6,3,7,8,5,2,1]=>[[[[.,[.,.]],[[.,[.,.]],.]],.],.]=>[.,[[[.,[.,.]],[[.,[.,.]],.]],.]]
[8,7,6,2,4,1,3,5]=>[1,8,5,4,2,7,3,6]=>[5,7,4,3,8,6,2,1]=>[[[[[.,[.,.]],.],[[.,.],.]],.],.]=>[.,[[[[.,[.,.]],.],[[.,.],.]],.]]
[8,7,6,2,5,1,3,4]=>[1,8,4,2,7,3,6,5]=>[4,6,3,8,7,5,2,1]=>[[[[.,[.,.]],[[[.,.],.],.]],.],.]=>[.,[[[.,[.,.]],[[[.,.],.],.]],.]]
[8,7,6,3,5,1,2,4]=>[1,8,4,3,6,2,7,5]=>[6,4,3,8,5,7,2,1]=>[[[[[.,.],.],[[.,.],[.,.]]],.],.]=>[.,[[[[.,.],.],[[.,.],[.,.]]],.]]
[4,8,3,7,2,6,1,5]=>[1,4,7,2,8,5,3,6]=>[4,7,2,6,8,3,5,1]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,8,4,7,2,6,1,3]=>[1,5,2,8,3,4,7,6]=>[3,5,6,2,8,7,4,1]=>[[[.,[.,[.,.]]],[[[.,.],.],.]],.]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]
[6,8,4,7,2,5,1,3]=>[1,6,5,2,8,3,4,7]=>[4,6,7,3,2,8,5,1]=>[[[[.,[.,[.,.]]],.],[[.,.],.]],.]=>[.,[[[.,[.,[.,.]]],.],[[.,.],.]]]
[6,8,5,7,2,4,1,3]=>[1,6,4,7,2,8,3,5]=>[5,7,3,8,2,4,6,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[6,8,5,7,3,4,1,2]=>[1,6,4,7,2,8,3,5]=>[5,7,3,8,2,4,6,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[7,8,3,6,2,5,1,4]=>[1,7,2,8,4,6,5,3]=>[3,8,5,7,6,2,4,1]=>[[[.,[[.,.],[[.,.],.]]],[.,.]],.]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[7,8,4,6,2,5,1,3]=>[1,7,2,8,3,4,6,5]=>[3,5,6,8,7,2,4,1]=>[[[.,[.,[.,[[.,.],.]]]],[.,.]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],[.,.]]]
[7,8,4,6,3,5,1,2]=>[1,7,2,8,3,4,6,5]=>[3,5,6,8,7,2,4,1]=>[[[.,[.,[.,[[.,.],.]]]],[.,.]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],[.,.]]]
[7,8,5,6,2,4,1,3]=>[1,7,2,8,3,5,4,6]=>[3,5,7,6,8,2,4,1]=>[[[.,[.,[[.,.],[.,.]]]],[.,.]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],[.,.]]]
[5,4,3,8,2,7,1,6]=>[1,5,2,4,8,6,7,3]=>[3,8,4,2,6,7,5,1]=>[[[.,[[.,.],.]],[[.,[.,.]],.]],.]=>[.,[[.,[[.,.],.]],[[.,[.,.]],.]]]
[7,4,3,8,2,6,1,5]=>[1,7,2,4,8,5,3,6]=>[3,7,4,6,8,2,5,1]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[8,5,3,7,2,6,1,4]=>[1,8,4,7,2,5,3,6]=>[5,7,3,6,8,4,2,1]=>[[[[.,[.,.]],[[.,[.,.]],.]],.],.]=>[.,[[[.,[.,.]],[[.,[.,.]],.]],.]]
[8,5,4,7,2,6,1,3]=>[1,8,3,4,7,2,5,6]=>[6,3,4,7,8,5,2,1]=>[[[[.,.],[.,[[.,[.,.]],.]]],.],.]=>[.,[[[.,.],[.,[[.,[.,.]],.]]],.]]
[8,6,3,7,2,5,1,4]=>[1,8,4,7,2,6,5,3]=>[5,8,3,7,6,4,2,1]=>[[[[.,[.,.]],[[[.,.],.],.]],.],.]=>[.,[[[.,[.,.]],[[[.,.],.],.]],.]]
[8,6,5,7,2,4,1,3]=>[1,8,3,5,2,6,4,7]=>[5,3,7,4,6,8,2,1]=>[[[[.,.],[[.,.],[.,[.,.]]]],.],.]=>[.,[[[.,.],[[.,.],[.,[.,.]]]],.]]
[8,7,3,6,2,5,1,4]=>[1,8,4,6,5,2,7,3]=>[6,8,3,5,4,7,2,1]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]
[8,7,4,6,3,5,1,2]=>[1,8,2,7,3,4,6,5]=>[3,5,6,8,7,4,2,1]=>[[[.,[[.,[.,[[.,.],.]]],.]],.],.]=>[.,[[.,[[.,[.,[[.,.],.]]],.]],.]]
[8,7,5,6,2,4,1,3]=>[1,8,3,5,2,7,4,6]=>[5,3,7,4,8,6,2,1]=>[[[[.,.],[[.,.],[[.,.],.]]],.],.]=>[.,[[[.,.],[[.,.],[[.,.],.]]],.]]
[7,6,4,3,2,8,1,5]=>[1,7,2,6,8,5,3,4]=>[3,7,8,6,4,2,5,1]=>[[[.,[[[.,[.,.]],.],.]],[.,.]],.]=>[.,[[.,[[[.,[.,.]],.],.]],[.,.]]]
[8,5,4,3,2,7,1,6]=>[1,8,6,7,2,5,3,4]=>[5,7,8,6,3,4,2,1]=>[[[[.,[[.,[.,.]],.]],[.,.]],.],.]=>[.,[[[.,[[.,[.,.]],.]],[.,.]],.]]
[8,6,4,3,2,7,1,5]=>[1,8,5,2,6,7,3,4]=>[4,7,8,3,5,6,2,1]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]
[8,7,4,3,2,6,1,5]=>[1,8,5,2,7,3,4,6]=>[4,6,7,3,8,5,2,1]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[.,[[[.,[.,[.,.]]],[[.,.],.]],.]]
[8,7,5,3,2,6,1,4]=>[1,8,4,3,5,2,7,6]=>[6,4,3,5,8,7,2,1]=>[[[[[.,.],.],[.,[[.,.],.]]],.],.]=>[.,[[[[.,.],.],[.,[[.,.],.]]],.]]
[8,7,5,4,2,6,1,3]=>[1,8,3,5,2,7,4,6]=>[5,3,7,4,8,6,2,1]=>[[[[.,.],[[.,.],[[.,.],.]]],.],.]=>[.,[[[.,.],[[.,.],[[.,.],.]]],.]]
[8,7,6,4,2,5,1,3]=>[1,8,3,6,5,2,7,4]=>[6,3,8,5,4,7,2,1]=>[[[[.,.],[[[.,.],.],[.,.]]],.],.]=>[.,[[[.,.],[[[.,.],.],[.,.]]],.]]
[8,1,2,3,4,7,5,6]=>[1,8,6,7,5,4,3,2]=>[8,7,6,5,3,4,2,1]=>[[[[[[[.,.],.],.],.],[.,.]],.],.]=>[.,[[[[[[.,.],.],.],.],[.,.]],.]]
[8,1,2,3,6,4,5,7]=>[1,8,7,5,6,4,3,2]=>[8,7,6,4,5,3,2,1]=>[[[[[[[.,.],.],.],[.,.]],.],.],.]=>[.,[[[[[[.,.],.],.],[.,.]],.],.]]
[8,1,2,3,7,4,5,6]=>[1,8,6,4,3,2,5,7]=>[6,5,4,7,3,8,2,1]=>[[[[[[.,.],.],[.,.]],[.,.]],.],.]=>[.,[[[[[.,.],.],[.,.]],[.,.]],.]]
[7,1,2,3,6,4,8,5]=>[1,7,8,5,6,4,3,2]=>[8,7,6,4,5,2,3,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[8,1,2,3,6,7,4,5]=>[1,8,5,6,7,4,3,2]=>[8,7,6,3,4,5,2,1]=>[[[[[[.,.],.],.],[.,[.,.]]],.],.]=>[.,[[[[[.,.],.],.],[.,[.,.]]],.]]
[4,1,2,8,3,7,5,6]=>[1,4,8,6,7,5,3,2]=>[8,7,2,6,4,5,3,1]=>[[[[.,.],.],[[[.,.],[.,.]],.]],.]=>[.,[[[.,.],.],[[[.,.],[.,.]],.]]]
[8,1,2,5,3,4,6,7]=>[1,8,7,6,4,5,3,2]=>[8,7,5,6,4,3,2,1]=>[[[[[[[.,.],.],[.,.]],.],.],.],.]=>[.,[[[[[[.,.],.],[.,.]],.],.],.]]
[7,1,2,5,3,4,8,6]=>[1,7,8,6,4,5,3,2]=>[8,7,5,6,4,2,3,1]=>[[[[[[.,.],.],[.,.]],.],[.,.]],.]=>[.,[[[[[.,.],.],[.,.]],.],[.,.]]]
[8,1,2,6,3,4,5,7]=>[1,8,7,5,3,2,4,6]=>[6,5,7,4,8,3,2,1]=>[[[[[[.,.],[.,.]],[.,.]],.],.],.]=>[.,[[[[[.,.],[.,.]],[.,.]],.],.]]
[8,1,2,5,3,7,4,6]=>[1,8,6,7,4,5,3,2]=>[8,7,5,6,3,4,2,1]=>[[[[[[.,.],.],[.,.]],[.,.]],.],.]=>[.,[[[[[.,.],.],[.,.]],[.,.]],.]]
[6,1,2,5,3,7,8,4]=>[1,6,7,8,4,5,3,2]=>[8,7,5,6,2,3,4,1]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[4,1,2,8,6,3,5,7]=>[1,4,8,7,5,6,3,2]=>[8,7,2,5,6,4,3,1]=>[[[[.,.],.],[[[.,[.,.]],.],.]],.]=>[.,[[[.,.],.],[[[.,[.,.]],.],.]]]
[4,1,2,8,7,3,5,6]=>[1,4,8,6,3,2,5,7]=>[6,5,2,7,4,8,3,1]=>[[[[.,.],.],[[[.,.],[.,.]],.]],.]=>[.,[[[.,.],.],[[[.,.],[.,.]],.]]]
[8,1,2,5,6,3,4,7]=>[1,8,7,4,5,6,3,2]=>[8,7,4,5,6,3,2,1]=>[[[[[[.,.],.],[.,[.,.]]],.],.],.]=>[.,[[[[[.,.],.],[.,[.,.]]],.],.]]
[8,1,2,5,7,3,4,6]=>[1,8,6,3,2,4,5,7]=>[5,4,6,7,3,8,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[7,1,2,5,6,3,8,4]=>[1,7,8,4,5,6,3,2]=>[8,7,4,5,6,2,3,1]=>[[[[[.,.],.],[.,[.,.]]],[.,.]],.]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]
[4,1,2,8,6,7,3,5]=>[1,4,8,5,6,7,3,2]=>[8,7,2,4,5,6,3,1]=>[[[[.,.],.],[[.,[.,[.,.]]],.]],.]=>[.,[[[.,.],.],[[.,[.,[.,.]]],.]]]
[8,1,2,5,6,7,3,4]=>[1,8,4,5,6,7,3,2]=>[8,7,3,4,5,6,2,1]=>[[[[[.,.],.],[.,[.,[.,.]]]],.],.]=>[.,[[[[.,.],.],[.,[.,[.,.]]]],.]]
[3,1,8,2,4,7,5,6]=>[1,3,8,6,7,5,4,2]=>[8,2,7,6,4,5,3,1]=>[[[.,.],[[[[.,.],.],[.,.]],.]],.]=>[.,[[.,.],[[[[.,.],.],[.,.]],.]]]
[3,1,8,2,6,4,5,7]=>[1,3,8,7,5,6,4,2]=>[8,2,7,5,6,4,3,1]=>[[[.,.],[[[[.,.],[.,.]],.],.]],.]=>[.,[[.,.],[[[[.,.],[.,.]],.],.]]]
[3,1,8,2,7,4,5,6]=>[1,3,8,6,4,2,5,7]=>[6,2,5,7,4,8,3,1]=>[[[.,.],[[[.,[.,.]],[.,.]],.]],.]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[3,1,7,2,6,4,8,5]=>[1,3,7,8,5,6,4,2]=>[8,2,7,5,6,3,4,1]=>[[[.,.],[[[.,.],[.,.]],[.,.]]],.]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[3,1,8,2,6,7,4,5]=>[1,3,8,5,6,7,4,2]=>[8,2,7,4,5,6,3,1]=>[[[.,.],[[[.,.],[.,[.,.]]],.]],.]=>[.,[[.,.],[[[.,.],[.,[.,.]]],.]]]
[8,1,4,2,3,5,6,7]=>[1,8,7,6,5,3,4,2]=>[8,6,7,5,4,3,2,1]=>[[[[[[[.,.],[.,.]],.],.],.],.],.]=>[.,[[[[[[.,.],[.,.]],.],.],.],.]]
[7,1,4,2,3,5,8,6]=>[1,7,8,6,5,3,4,2]=>[8,6,7,5,4,2,3,1]=>[[[[[[.,.],[.,.]],.],.],[.,.]],.]=>[.,[[[[[.,.],[.,.]],.],.],[.,.]]]
[6,1,4,2,3,8,5,7]=>[1,6,8,7,5,3,4,2]=>[8,6,7,5,2,4,3,1]=>[[[[[.,.],[.,.]],.],[[.,.],.]],.]=>[.,[[[[.,.],[.,.]],.],[[.,.],.]]]
[8,1,4,2,3,7,5,6]=>[1,8,6,7,5,3,4,2]=>[8,6,7,5,3,4,2,1]=>[[[[[[.,.],[.,.]],.],[.,.]],.],.]=>[.,[[[[[.,.],[.,.]],.],[.,.]],.]]
[6,1,4,2,3,7,8,5]=>[1,6,7,8,5,3,4,2]=>[8,6,7,5,2,3,4,1]=>[[[[[.,.],[.,.]],.],[.,[.,.]]],.]=>[.,[[[[.,.],[.,.]],.],[.,[.,.]]]]
[8,1,5,2,3,4,6,7]=>[1,8,7,6,4,2,3,5]=>[6,7,5,8,4,3,2,1]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[.,[[[[[.,[.,.]],[.,.]],.],.],.]]
[7,1,5,2,3,4,8,6]=>[1,7,8,6,4,2,3,5]=>[6,7,5,8,4,2,3,1]=>[[[[[.,[.,.]],[.,.]],.],[.,.]],.]=>[.,[[[[.,[.,.]],[.,.]],.],[.,.]]]
[8,1,7,2,3,4,5,6]=>[1,8,6,4,2,3,7,5]=>[5,6,4,8,3,7,2,1]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]
[6,1,5,2,3,8,4,7]=>[1,6,8,7,4,2,3,5]=>[6,7,5,8,2,4,3,1]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[8,1,5,2,3,7,4,6]=>[1,8,6,7,4,2,3,5]=>[6,7,5,8,3,4,2,1]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]
[6,1,5,2,3,7,8,4]=>[1,6,7,8,4,2,3,5]=>[6,7,5,8,2,3,4,1]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[5,1,4,2,8,3,6,7]=>[1,5,8,7,6,3,4,2]=>[8,6,7,2,5,4,3,1]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[5,1,4,2,7,3,8,6]=>[1,5,7,8,6,3,4,2]=>[8,6,7,2,5,3,4,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[8,1,4,2,6,3,5,7]=>[1,8,7,5,6,3,4,2]=>[8,6,7,4,5,3,2,1]=>[[[[[[.,.],[.,.]],[.,.]],.],.],.]=>[.,[[[[[.,.],[.,.]],[.,.]],.],.]]
[8,1,4,2,7,3,5,6]=>[1,8,6,3,4,2,5,7]=>[6,4,5,7,3,8,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[7,1,4,2,6,3,8,5]=>[1,7,8,5,6,3,4,2]=>[8,6,7,4,5,2,3,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[8,1,5,2,6,3,4,7]=>[1,8,7,4,2,3,5,6]=>[5,6,4,7,8,3,2,1]=>[[[[[.,[.,.]],[.,[.,.]]],.],.],.]=>[.,[[[[.,[.,.]],[.,[.,.]]],.],.]]
[7,1,8,2,6,3,4,5]=>[1,7,4,2,3,8,5,6]=>[4,5,3,7,8,2,6,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[5,1,4,2,6,8,3,7]=>[1,5,6,8,7,3,4,2]=>[8,6,7,2,3,5,4,1]=>[[[[.,.],[.,.]],[.,[[.,.],.]]],.]=>[.,[[[.,.],[.,.]],[.,[[.,.],.]]]]
[8,1,4,2,6,7,3,5]=>[1,8,5,6,7,3,4,2]=>[8,6,7,3,4,5,2,1]=>[[[[[.,.],[.,.]],[.,[.,.]]],.],.]=>[.,[[[[.,.],[.,.]],[.,[.,.]]],.]]
[5,1,4,2,6,7,8,3]=>[1,5,6,7,8,3,4,2]=>[8,6,7,2,3,4,5,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[3,1,4,8,2,7,5,6]=>[1,3,4,8,6,7,5,2]=>[8,2,3,7,5,6,4,1]=>[[[.,.],[.,[[[.,.],[.,.]],.]]],.]=>[.,[[.,.],[.,[[[.,.],[.,.]],.]]]]
[3,1,8,5,2,4,6,7]=>[1,3,8,7,6,4,5,2]=>[8,2,6,7,5,4,3,1]=>[[[.,.],[[[[.,[.,.]],.],.],.]],.]=>[.,[[.,.],[[[[.,[.,.]],.],.],.]]]
[3,1,7,5,2,4,8,6]=>[1,3,7,8,6,4,5,2]=>[8,2,6,7,5,3,4,1]=>[[[.,.],[[[.,[.,.]],.],[.,.]]],.]=>[.,[[.,.],[[[.,[.,.]],.],[.,.]]]]
[3,1,8,6,2,7,4,5]=>[1,3,8,5,2,4,6,7]=>[5,2,6,4,7,8,3,1]=>[[[.,.],[[[.,.],[.,[.,.]]],.]],.]=>[.,[[.,.],[[[.,.],[.,[.,.]]],.]]]
[8,1,4,5,2,3,6,7]=>[1,8,7,6,3,4,5,2]=>[8,5,6,7,4,3,2,1]=>[[[[[[.,.],[.,[.,.]]],.],.],.],.]=>[.,[[[[[.,.],[.,[.,.]]],.],.],.]]
[7,1,4,5,2,3,8,6]=>[1,7,8,6,3,4,5,2]=>[8,5,6,7,4,2,3,1]=>[[[[[.,.],[.,[.,.]]],.],[.,.]],.]=>[.,[[[[.,.],[.,[.,.]]],.],[.,.]]]
[8,1,4,6,2,3,5,7]=>[1,8,7,5,2,3,4,6]=>[5,6,7,4,8,3,2,1]=>[[[[[.,[.,[.,.]]],[.,.]],.],.],.]=>[.,[[[[.,[.,[.,.]]],[.,.]],.],.]]
[7,1,4,8,2,3,5,6]=>[1,7,5,2,3,4,8,6]=>[4,5,6,3,8,2,7,1]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[8,1,6,5,2,3,4,7]=>[1,8,7,4,5,2,3,6]=>[6,7,4,5,8,3,2,1]=>[[[[[.,[.,.]],[.,[.,.]]],.],.],.]=>[.,[[[[.,[.,.]],[.,[.,.]]],.],.]]
[7,1,8,5,2,3,4,6]=>[1,7,4,5,2,3,8,6]=>[5,6,3,4,8,2,7,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[7,1,8,6,2,3,4,5]=>[1,7,4,6,3,8,5,2]=>[8,5,3,7,4,2,6,1]=>[[[[[.,.],.],[[.,.],.]],[.,.]],.]=>[.,[[[[.,.],.],[[.,.],.]],[.,.]]]
[7,1,6,5,2,3,8,4]=>[1,7,8,4,5,2,3,6]=>[6,7,4,5,8,2,3,1]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[6,1,4,5,2,8,3,7]=>[1,6,8,7,3,4,5,2]=>[8,5,6,7,2,4,3,1]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]
[8,1,4,5,2,7,3,6]=>[1,8,6,7,3,4,5,2]=>[8,5,6,7,3,4,2,1]=>[[[[[.,.],[.,[.,.]]],[.,.]],.],.]=>[.,[[[[.,.],[.,[.,.]]],[.,.]],.]]
[6,1,4,5,2,7,8,3]=>[1,6,7,8,3,4,5,2]=>[8,5,6,7,2,3,4,1]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[3,1,4,7,6,2,8,5]=>[1,3,4,7,8,5,6,2]=>[8,2,3,6,7,4,5,1]=>[[[.,.],[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[3,1,8,5,6,2,4,7]=>[1,3,8,7,4,5,6,2]=>[8,2,5,6,7,4,3,1]=>[[[.,.],[[[.,[.,[.,.]]],.],.]],.]=>[.,[[.,.],[[[.,[.,[.,.]]],.],.]]]
[3,1,8,5,7,2,4,6]=>[1,3,8,6,2,4,5,7]=>[5,2,6,7,4,8,3,1]=>[[[.,.],[[[.,[.,.]],[.,.]],.]],.]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[8,1,4,5,6,2,3,7]=>[1,8,7,3,4,5,6,2]=>[8,4,5,6,7,3,2,1]=>[[[[[.,.],[.,[.,[.,.]]]],.],.],.]=>[.,[[[[.,.],[.,[.,[.,.]]]],.],.]]
[8,1,4,5,7,2,3,6]=>[1,8,6,2,3,4,5,7]=>[4,5,6,7,3,8,2,1]=>[[[[.,[.,[.,[.,.]]]],[.,.]],.],.]=>[.,[[[.,[.,[.,[.,.]]]],[.,.]],.]]
[7,1,4,5,6,2,8,3]=>[1,7,8,3,4,5,6,2]=>[8,4,5,6,7,2,3,1]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[3,1,4,8,6,7,2,5]=>[1,3,4,8,5,6,7,2]=>[8,2,3,5,6,7,4,1]=>[[[.,.],[.,[[.,[.,[.,.]]],.]]],.]=>[.,[[.,.],[.,[[.,[.,[.,.]]],.]]]]
[3,1,8,5,6,7,2,4]=>[1,3,8,4,5,6,7,2]=>[8,2,4,5,6,7,3,1]=>[[[.,.],[[.,[.,[.,[.,.]]]],.]],.]=>[.,[[.,.],[[.,[.,[.,[.,.]]]],.]]]
[8,1,4,5,6,7,2,3]=>[1,8,3,4,5,6,7,2]=>[8,3,4,5,6,7,2,1]=>[[[[.,.],[.,[.,[.,[.,.]]]]],.],.]=>[.,[[[.,.],[.,[.,[.,[.,.]]]]],.]]
[2,8,1,3,4,7,5,6]=>[1,2,8,6,7,5,4,3]=>[2,8,7,6,4,5,3,1]=>[[.,[[[[[.,.],.],.],[.,.]],.]],.]=>[.,[.,[[[[[.,.],.],.],[.,.]],.]]]
[2,8,1,3,6,4,5,7]=>[1,2,8,7,5,6,4,3]=>[2,8,7,5,6,4,3,1]=>[[.,[[[[[.,.],.],[.,.]],.],.]],.]=>[.,[.,[[[[[.,.],.],[.,.]],.],.]]]
[2,7,1,3,6,4,8,5]=>[1,2,7,8,5,6,4,3]=>[2,8,7,5,6,3,4,1]=>[[.,[[[[.,.],.],[.,.]],[.,.]]],.]=>[.,[.,[[[[.,.],.],[.,.]],[.,.]]]]
[2,8,1,3,6,7,4,5]=>[1,2,8,5,6,7,4,3]=>[2,8,7,4,5,6,3,1]=>[[.,[[[[.,.],.],[.,[.,.]]],.]],.]=>[.,[.,[[[[.,.],.],[.,[.,.]]],.]]]
[2,4,1,8,3,7,5,6]=>[1,2,4,8,6,7,5,3]=>[2,8,3,7,5,6,4,1]=>[[.,[[.,.],[[[.,.],[.,.]],.]]],.]=>[.,[.,[[.,.],[[[.,.],[.,.]],.]]]]
[2,8,1,5,3,4,6,7]=>[1,2,8,7,6,4,5,3]=>[2,8,6,7,5,4,3,1]=>[[.,[[[[[.,.],[.,.]],.],.],.]],.]=>[.,[.,[[[[[.,.],[.,.]],.],.],.]]]
[2,7,1,5,3,4,8,6]=>[1,2,7,8,6,4,5,3]=>[2,8,6,7,5,3,4,1]=>[[.,[[[[.,.],[.,.]],.],[.,.]]],.]=>[.,[.,[[[[.,.],[.,.]],.],[.,.]]]]
[2,8,1,6,3,4,5,7]=>[1,2,8,7,5,3,4,6]=>[2,6,7,5,8,4,3,1]=>[[.,[[[[.,[.,.]],[.,.]],.],.]],.]=>[.,[.,[[[[.,[.,.]],[.,.]],.],.]]]
[2,8,1,6,3,7,4,5]=>[1,2,8,5,3,4,6,7]=>[2,5,6,4,7,8,3,1]=>[[.,[[[.,[.,.]],[.,[.,.]]],.]],.]=>[.,[.,[[[.,[.,.]],[.,[.,.]]],.]]]
[2,4,1,8,6,3,5,7]=>[1,2,4,8,7,5,6,3]=>[2,8,3,6,7,5,4,1]=>[[.,[[.,.],[[[.,[.,.]],.],.]]],.]=>[.,[.,[[.,.],[[[.,[.,.]],.],.]]]]
[2,4,1,8,7,3,5,6]=>[1,2,4,8,6,3,5,7]=>[2,6,3,7,5,8,4,1]=>[[.,[[.,.],[[[.,.],[.,.]],.]]],.]=>[.,[.,[[.,.],[[[.,.],[.,.]],.]]]]
[2,8,1,5,6,3,4,7]=>[1,2,8,7,4,5,6,3]=>[2,8,5,6,7,4,3,1]=>[[.,[[[[.,.],[.,[.,.]]],.],.]],.]=>[.,[.,[[[[.,.],[.,[.,.]]],.],.]]]
[2,8,1,5,7,3,4,6]=>[1,2,8,6,3,4,5,7]=>[2,5,6,7,4,8,3,1]=>[[.,[[[.,[.,[.,.]]],[.,.]],.]],.]=>[.,[.,[[[.,[.,[.,.]]],[.,.]],.]]]
[2,4,1,8,6,7,3,5]=>[1,2,4,8,5,6,7,3]=>[2,8,3,5,6,7,4,1]=>[[.,[[.,.],[[.,[.,[.,.]]],.]]],.]=>[.,[.,[[.,.],[[.,[.,[.,.]]],.]]]]
[2,8,1,5,6,7,3,4]=>[1,2,8,4,5,6,7,3]=>[2,8,4,5,6,7,3,1]=>[[.,[[[.,.],[.,[.,[.,.]]]],.]],.]=>[.,[.,[[[.,.],[.,[.,[.,.]]]],.]]]
[7,3,1,2,4,5,8,6]=>[1,7,8,6,5,4,2,3]=>[7,8,6,5,4,2,3,1]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]
[6,3,1,2,4,8,5,7]=>[1,6,8,7,5,4,2,3]=>[7,8,6,5,2,4,3,1]=>[[[[[.,[.,.]],.],.],[[.,.],.]],.]=>[.,[[[[.,[.,.]],.],.],[[.,.],.]]]
[8,3,1,2,4,7,5,6]=>[1,8,6,7,5,4,2,3]=>[7,8,6,5,3,4,2,1]=>[[[[[[.,[.,.]],.],.],[.,.]],.],.]=>[.,[[[[[.,[.,.]],.],.],[.,.]],.]]
[5,3,1,2,6,8,4,7]=>[1,5,6,8,7,4,2,3]=>[7,8,6,2,3,5,4,1]=>[[[[.,[.,.]],.],[.,[[.,.],.]]],.]=>[.,[[[.,[.,.]],.],[.,[[.,.],.]]]]
[8,3,1,2,6,7,4,5]=>[1,8,5,6,7,4,2,3]=>[7,8,6,3,4,5,2,1]=>[[[[[.,[.,.]],.],[.,[.,.]]],.],.]=>[.,[[[[.,[.,.]],.],[.,[.,.]]],.]]
[5,3,1,2,6,7,8,4]=>[1,5,6,7,8,4,2,3]=>[7,8,6,2,3,4,5,1]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]
[7,4,1,2,3,5,8,6]=>[1,7,8,6,5,3,2,4]=>[7,6,8,5,4,2,3,1]=>[[[[[[.,.],[.,.]],.],.],[.,.]],.]=>[.,[[[[[.,.],[.,.]],.],.],[.,.]]]
[6,4,1,2,3,8,5,7]=>[1,6,8,7,5,3,2,4]=>[7,6,8,5,2,4,3,1]=>[[[[[.,.],[.,.]],.],[[.,.],.]],.]=>[.,[[[[.,.],[.,.]],.],[[.,.],.]]]
[8,4,1,2,3,7,5,6]=>[1,8,6,7,5,3,2,4]=>[7,6,8,5,3,4,2,1]=>[[[[[[.,.],[.,.]],.],[.,.]],.],.]=>[.,[[[[[.,.],[.,.]],.],[.,.]],.]]
[7,6,1,2,3,4,8,5]=>[1,7,8,5,3,2,6,4]=>[6,5,8,4,7,2,3,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[5,8,1,2,3,7,4,6]=>[1,5,3,2,8,6,7,4]=>[4,3,8,2,6,7,5,1]=>[[[[.,.],[.,.]],[[.,[.,.