Identifier
Mp00069:
Permutations
—complement⟶
Permutations
Mp00072: Permutations —binary search tree: left to right⟶ Binary trees
Mp00019: Binary trees —right rotate⟶ Binary trees
Mp00072: Permutations —binary search tree: left to right⟶ Binary trees
Mp00019: Binary trees —right rotate⟶ Binary trees
Images
=>
Cc0010;cc-rep-2Cc0010;cc-rep-3
[1]=>[1]=>[.,.]=>[.,.]
[1,2]=>[2,1]=>[[.,.],.]=>[.,[.,.]]
[2,1]=>[1,2]=>[.,[.,.]]=>[[.,.],.]
[1,2,3]=>[3,2,1]=>[[[.,.],.],.]=>[[.,.],[.,.]]
[1,3,2]=>[3,1,2]=>[[.,[.,.]],.]=>[.,[[.,.],.]]
[2,1,3]=>[2,3,1]=>[[.,.],[.,.]]=>[.,[.,[.,.]]]
[2,3,1]=>[2,1,3]=>[[.,.],[.,.]]=>[.,[.,[.,.]]]
[3,1,2]=>[1,3,2]=>[.,[[.,.],.]]=>[[[.,.],.],.]
[3,2,1]=>[1,2,3]=>[.,[.,[.,.]]]=>[[.,[.,.]],.]
[1,2,3,4]=>[4,3,2,1]=>[[[[.,.],.],.],.]=>[[[.,.],.],[.,.]]
[1,2,4,3]=>[4,3,1,2]=>[[[.,[.,.]],.],.]=>[[.,[.,.]],[.,.]]
[1,3,2,4]=>[4,2,3,1]=>[[[.,.],[.,.]],.]=>[[.,.],[[.,.],.]]
[1,3,4,2]=>[4,2,1,3]=>[[[.,.],[.,.]],.]=>[[.,.],[[.,.],.]]
[1,4,2,3]=>[4,1,3,2]=>[[.,[[.,.],.]],.]=>[.,[[[.,.],.],.]]
[1,4,3,2]=>[4,1,2,3]=>[[.,[.,[.,.]]],.]=>[.,[[.,[.,.]],.]]
[2,1,3,4]=>[3,4,2,1]=>[[[.,.],.],[.,.]]=>[[.,.],[.,[.,.]]]
[2,1,4,3]=>[3,4,1,2]=>[[.,[.,.]],[.,.]]=>[.,[[.,.],[.,.]]]
[2,3,1,4]=>[3,2,4,1]=>[[[.,.],.],[.,.]]=>[[.,.],[.,[.,.]]]
[2,3,4,1]=>[3,2,1,4]=>[[[.,.],.],[.,.]]=>[[.,.],[.,[.,.]]]
[2,4,1,3]=>[3,1,4,2]=>[[.,[.,.]],[.,.]]=>[.,[[.,.],[.,.]]]
[2,4,3,1]=>[3,1,2,4]=>[[.,[.,.]],[.,.]]=>[.,[[.,.],[.,.]]]
[3,1,2,4]=>[2,4,3,1]=>[[.,.],[[.,.],.]]=>[.,[.,[[.,.],.]]]
[3,1,4,2]=>[2,4,1,3]=>[[.,.],[[.,.],.]]=>[.,[.,[[.,.],.]]]
[3,2,1,4]=>[2,3,4,1]=>[[.,.],[.,[.,.]]]=>[.,[.,[.,[.,.]]]]
[3,2,4,1]=>[2,3,1,4]=>[[.,.],[.,[.,.]]]=>[.,[.,[.,[.,.]]]]
[3,4,1,2]=>[2,1,4,3]=>[[.,.],[[.,.],.]]=>[.,[.,[[.,.],.]]]
[3,4,2,1]=>[2,1,3,4]=>[[.,.],[.,[.,.]]]=>[.,[.,[.,[.,.]]]]
[4,1,2,3]=>[1,4,3,2]=>[.,[[[.,.],.],.]]=>[[[[.,.],.],.],.]
[4,1,3,2]=>[1,4,2,3]=>[.,[[.,[.,.]],.]]=>[[[.,[.,.]],.],.]
[4,2,1,3]=>[1,3,4,2]=>[.,[[.,.],[.,.]]]=>[[[.,.],[.,.]],.]
[4,2,3,1]=>[1,3,2,4]=>[.,[[.,.],[.,.]]]=>[[[.,.],[.,.]],.]
[4,3,1,2]=>[1,2,4,3]=>[.,[.,[[.,.],.]]]=>[[.,[[.,.],.]],.]
[4,3,2,1]=>[1,2,3,4]=>[.,[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],.]
[1,2,3,4,5]=>[5,4,3,2,1]=>[[[[[.,.],.],.],.],.]=>[[[[.,.],.],.],[.,.]]
[1,2,3,5,4]=>[5,4,3,1,2]=>[[[[.,[.,.]],.],.],.]=>[[[.,[.,.]],.],[.,.]]
[1,2,4,3,5]=>[5,4,2,3,1]=>[[[[.,.],[.,.]],.],.]=>[[[.,.],[.,.]],[.,.]]
[1,2,4,5,3]=>[5,4,2,1,3]=>[[[[.,.],[.,.]],.],.]=>[[[.,.],[.,.]],[.,.]]
[1,2,5,3,4]=>[5,4,1,3,2]=>[[[.,[[.,.],.]],.],.]=>[[.,[[.,.],.]],[.,.]]
[1,2,5,4,3]=>[5,4,1,2,3]=>[[[.,[.,[.,.]]],.],.]=>[[.,[.,[.,.]]],[.,.]]
[1,3,2,4,5]=>[5,3,4,2,1]=>[[[[.,.],.],[.,.]],.]=>[[[.,.],.],[[.,.],.]]
[1,3,2,5,4]=>[5,3,4,1,2]=>[[[.,[.,.]],[.,.]],.]=>[[.,[.,.]],[[.,.],.]]
[1,3,4,2,5]=>[5,3,2,4,1]=>[[[[.,.],.],[.,.]],.]=>[[[.,.],.],[[.,.],.]]
[1,3,4,5,2]=>[5,3,2,1,4]=>[[[[.,.],.],[.,.]],.]=>[[[.,.],.],[[.,.],.]]
[1,3,5,2,4]=>[5,3,1,4,2]=>[[[.,[.,.]],[.,.]],.]=>[[.,[.,.]],[[.,.],.]]
[1,3,5,4,2]=>[5,3,1,2,4]=>[[[.,[.,.]],[.,.]],.]=>[[.,[.,.]],[[.,.],.]]
[1,4,2,3,5]=>[5,2,4,3,1]=>[[[.,.],[[.,.],.]],.]=>[[.,.],[[[.,.],.],.]]
[1,4,2,5,3]=>[5,2,4,1,3]=>[[[.,.],[[.,.],.]],.]=>[[.,.],[[[.,.],.],.]]
[1,4,3,2,5]=>[5,2,3,4,1]=>[[[.,.],[.,[.,.]]],.]=>[[.,.],[[.,[.,.]],.]]
[1,4,3,5,2]=>[5,2,3,1,4]=>[[[.,.],[.,[.,.]]],.]=>[[.,.],[[.,[.,.]],.]]
[1,4,5,2,3]=>[5,2,1,4,3]=>[[[.,.],[[.,.],.]],.]=>[[.,.],[[[.,.],.],.]]
[1,4,5,3,2]=>[5,2,1,3,4]=>[[[.,.],[.,[.,.]]],.]=>[[.,.],[[.,[.,.]],.]]
[1,5,2,3,4]=>[5,1,4,3,2]=>[[.,[[[.,.],.],.]],.]=>[.,[[[[.,.],.],.],.]]
[1,5,2,4,3]=>[5,1,4,2,3]=>[[.,[[.,[.,.]],.]],.]=>[.,[[[.,[.,.]],.],.]]
[1,5,3,2,4]=>[5,1,3,4,2]=>[[.,[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],.]]
[1,5,3,4,2]=>[5,1,3,2,4]=>[[.,[[.,.],[.,.]]],.]=>[.,[[[.,.],[.,.]],.]]
[1,5,4,2,3]=>[5,1,2,4,3]=>[[.,[.,[[.,.],.]]],.]=>[.,[[.,[[.,.],.]],.]]
[1,5,4,3,2]=>[5,1,2,3,4]=>[[.,[.,[.,[.,.]]]],.]=>[.,[[.,[.,[.,.]]],.]]
[2,1,3,4,5]=>[4,5,3,2,1]=>[[[[.,.],.],.],[.,.]]=>[[[.,.],.],[.,[.,.]]]
[2,1,3,5,4]=>[4,5,3,1,2]=>[[[.,[.,.]],.],[.,.]]=>[[.,[.,.]],[.,[.,.]]]
[2,1,4,3,5]=>[4,5,2,3,1]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,1,4,5,3]=>[4,5,2,1,3]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,1,5,3,4]=>[4,5,1,3,2]=>[[.,[[.,.],.]],[.,.]]=>[.,[[[.,.],.],[.,.]]]
[2,1,5,4,3]=>[4,5,1,2,3]=>[[.,[.,[.,.]]],[.,.]]=>[.,[[.,[.,.]],[.,.]]]
[2,3,1,4,5]=>[4,3,5,2,1]=>[[[[.,.],.],.],[.,.]]=>[[[.,.],.],[.,[.,.]]]
[2,3,1,5,4]=>[4,3,5,1,2]=>[[[.,[.,.]],.],[.,.]]=>[[.,[.,.]],[.,[.,.]]]
[2,3,4,1,5]=>[4,3,2,5,1]=>[[[[.,.],.],.],[.,.]]=>[[[.,.],.],[.,[.,.]]]
[2,3,4,5,1]=>[4,3,2,1,5]=>[[[[.,.],.],.],[.,.]]=>[[[.,.],.],[.,[.,.]]]
[2,3,5,1,4]=>[4,3,1,5,2]=>[[[.,[.,.]],.],[.,.]]=>[[.,[.,.]],[.,[.,.]]]
[2,3,5,4,1]=>[4,3,1,2,5]=>[[[.,[.,.]],.],[.,.]]=>[[.,[.,.]],[.,[.,.]]]
[2,4,1,3,5]=>[4,2,5,3,1]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,4,1,5,3]=>[4,2,5,1,3]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,4,3,1,5]=>[4,2,3,5,1]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,4,3,5,1]=>[4,2,3,1,5]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,4,5,1,3]=>[4,2,1,5,3]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,4,5,3,1]=>[4,2,1,3,5]=>[[[.,.],[.,.]],[.,.]]=>[[.,.],[[.,.],[.,.]]]
[2,5,1,3,4]=>[4,1,5,3,2]=>[[.,[[.,.],.]],[.,.]]=>[.,[[[.,.],.],[.,.]]]
[2,5,1,4,3]=>[4,1,5,2,3]=>[[.,[.,[.,.]]],[.,.]]=>[.,[[.,[.,.]],[.,.]]]
[2,5,3,1,4]=>[4,1,3,5,2]=>[[.,[[.,.],.]],[.,.]]=>[.,[[[.,.],.],[.,.]]]
[2,5,3,4,1]=>[4,1,3,2,5]=>[[.,[[.,.],.]],[.,.]]=>[.,[[[.,.],.],[.,.]]]
[2,5,4,1,3]=>[4,1,2,5,3]=>[[.,[.,[.,.]]],[.,.]]=>[.,[[.,[.,.]],[.,.]]]
[2,5,4,3,1]=>[4,1,2,3,5]=>[[.,[.,[.,.]]],[.,.]]=>[.,[[.,[.,.]],[.,.]]]
[3,1,2,4,5]=>[3,5,4,2,1]=>[[[.,.],.],[[.,.],.]]=>[[.,.],[.,[[.,.],.]]]
[3,1,2,5,4]=>[3,5,4,1,2]=>[[.,[.,.]],[[.,.],.]]=>[.,[[.,.],[[.,.],.]]]
[3,1,4,2,5]=>[3,5,2,4,1]=>[[[.,.],.],[[.,.],.]]=>[[.,.],[.,[[.,.],.]]]
[3,1,4,5,2]=>[3,5,2,1,4]=>[[[.,.],.],[[.,.],.]]=>[[.,.],[.,[[.,.],.]]]
[3,1,5,2,4]=>[3,5,1,4,2]=>[[.,[.,.]],[[.,.],.]]=>[.,[[.,.],[[.,.],.]]]
[3,1,5,4,2]=>[3,5,1,2,4]=>[[.,[.,.]],[[.,.],.]]=>[.,[[.,.],[[.,.],.]]]
[3,2,1,4,5]=>[3,4,5,2,1]=>[[[.,.],.],[.,[.,.]]]=>[[.,.],[.,[.,[.,.]]]]
[3,2,1,5,4]=>[3,4,5,1,2]=>[[.,[.,.]],[.,[.,.]]]=>[.,[[.,.],[.,[.,.]]]]
[3,2,4,1,5]=>[3,4,2,5,1]=>[[[.,.],.],[.,[.,.]]]=>[[.,.],[.,[.,[.,.]]]]
[3,2,4,5,1]=>[3,4,2,1,5]=>[[[.,.],.],[.,[.,.]]]=>[[.,.],[.,[.,[.,.]]]]
[3,2,5,1,4]=>[3,4,1,5,2]=>[[.,[.,.]],[.,[.,.]]]=>[.,[[.,.],[.,[.,.]]]]
[3,2,5,4,1]=>[3,4,1,2,5]=>[[.,[.,.]],[.,[.,.]]]=>[.,[[.,.],[.,[.,.]]]]
[3,4,1,2,5]=>[3,2,5,4,1]=>[[[.,.],.],[[.,.],.]]=>[[.,.],[.,[[.,.],.]]]
[3,4,1,5,2]=>[3,2,5,1,4]=>[[[.,.],.],[[.,.],.]]=>[[.,.],[.,[[.,.],.]]]
[3,4,2,1,5]=>[3,2,4,5,1]=>[[[.,.],.],[.,[.,.]]]=>[[.,.],[.,[.,[.,.]]]]
[3,4,2,5,1]=>[3,2,4,1,5]=>[[[.,.],.],[.,[.,.]]]=>[[.,.],[.,[.,[.,.]]]]
[3,4,5,1,2]=>[3,2,1,5,4]=>[[[.,.],.],[[.,.],.]]=>[[.,.],[.,[[.,.],.]]]
[3,4,5,2,1]=>[3,2,1,4,5]=>[[[.,.],.],[.,[.,.]]]=>[[.,.],[.,[.,[.,.]]]]
[3,5,1,2,4]=>[3,1,5,4,2]=>[[.,[.,.]],[[.,.],.]]=>[.,[[.,.],[[.,.],.]]]
[3,5,1,4,2]=>[3,1,5,2,4]=>[[.,[.,.]],[[.,.],.]]=>[.,[[.,.],[[.,.],.]]]
[3,5,2,1,4]=>[3,1,4,5,2]=>[[.,[.,.]],[.,[.,.]]]=>[.,[[.,.],[.,[.,.]]]]
[3,5,2,4,1]=>[3,1,4,2,5]=>[[.,[.,.]],[.,[.,.]]]=>[.,[[.,.],[.,[.,.]]]]
[3,5,4,1,2]=>[3,1,2,5,4]=>[[.,[.,.]],[[.,.],.]]=>[.,[[.,.],[[.,.],.]]]
[3,5,4,2,1]=>[3,1,2,4,5]=>[[.,[.,.]],[.,[.,.]]]=>[.,[[.,.],[.,[.,.]]]]
[4,1,2,3,5]=>[2,5,4,3,1]=>[[.,.],[[[.,.],.],.]]=>[.,[.,[[[.,.],.],.]]]
[4,1,2,5,3]=>[2,5,4,1,3]=>[[.,.],[[[.,.],.],.]]=>[.,[.,[[[.,.],.],.]]]
[4,1,3,2,5]=>[2,5,3,4,1]=>[[.,.],[[.,[.,.]],.]]=>[.,[.,[[.,[.,.]],.]]]
[4,1,3,5,2]=>[2,5,3,1,4]=>[[.,.],[[.,[.,.]],.]]=>[.,[.,[[.,[.,.]],.]]]
[4,1,5,2,3]=>[2,5,1,4,3]=>[[.,.],[[[.,.],.],.]]=>[.,[.,[[[.,.],.],.]]]
[4,1,5,3,2]=>[2,5,1,3,4]=>[[.,.],[[.,[.,.]],.]]=>[.,[.,[[.,[.,.]],.]]]
[4,2,1,3,5]=>[2,4,5,3,1]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,2,1,5,3]=>[2,4,5,1,3]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,2,3,1,5]=>[2,4,3,5,1]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,2,3,5,1]=>[2,4,3,1,5]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,2,5,1,3]=>[2,4,1,5,3]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,2,5,3,1]=>[2,4,1,3,5]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,3,1,2,5]=>[2,3,5,4,1]=>[[.,.],[.,[[.,.],.]]]=>[.,[.,[.,[[.,.],.]]]]
[4,3,1,5,2]=>[2,3,5,1,4]=>[[.,.],[.,[[.,.],.]]]=>[.,[.,[.,[[.,.],.]]]]
[4,3,2,1,5]=>[2,3,4,5,1]=>[[.,.],[.,[.,[.,.]]]]=>[.,[.,[.,[.,[.,.]]]]]
[4,3,2,5,1]=>[2,3,4,1,5]=>[[.,.],[.,[.,[.,.]]]]=>[.,[.,[.,[.,[.,.]]]]]
[4,3,5,1,2]=>[2,3,1,5,4]=>[[.,.],[.,[[.,.],.]]]=>[.,[.,[.,[[.,.],.]]]]
[4,3,5,2,1]=>[2,3,1,4,5]=>[[.,.],[.,[.,[.,.]]]]=>[.,[.,[.,[.,[.,.]]]]]
[4,5,1,2,3]=>[2,1,5,4,3]=>[[.,.],[[[.,.],.],.]]=>[.,[.,[[[.,.],.],.]]]
[4,5,1,3,2]=>[2,1,5,3,4]=>[[.,.],[[.,[.,.]],.]]=>[.,[.,[[.,[.,.]],.]]]
[4,5,2,1,3]=>[2,1,4,5,3]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,5,2,3,1]=>[2,1,4,3,5]=>[[.,.],[[.,.],[.,.]]]=>[.,[.,[[.,.],[.,.]]]]
[4,5,3,1,2]=>[2,1,3,5,4]=>[[.,.],[.,[[.,.],.]]]=>[.,[.,[.,[[.,.],.]]]]
[4,5,3,2,1]=>[2,1,3,4,5]=>[[.,.],[.,[.,[.,.]]]]=>[.,[.,[.,[.,[.,.]]]]]
[5,1,2,3,4]=>[1,5,4,3,2]=>[.,[[[[.,.],.],.],.]]=>[[[[[.,.],.],.],.],.]
[5,1,2,4,3]=>[1,5,4,2,3]=>[.,[[[.,[.,.]],.],.]]=>[[[[.,[.,.]],.],.],.]
[5,1,3,2,4]=>[1,5,3,4,2]=>[.,[[[.,.],[.,.]],.]]=>[[[[.,.],[.,.]],.],.]
[5,1,3,4,2]=>[1,5,3,2,4]=>[.,[[[.,.],[.,.]],.]]=>[[[[.,.],[.,.]],.],.]
[5,1,4,2,3]=>[1,5,2,4,3]=>[.,[[.,[[.,.],.]],.]]=>[[[.,[[.,.],.]],.],.]
[5,1,4,3,2]=>[1,5,2,3,4]=>[.,[[.,[.,[.,.]]],.]]=>[[[.,[.,[.,.]]],.],.]
[5,2,1,3,4]=>[1,4,5,3,2]=>[.,[[[.,.],.],[.,.]]]=>[[[[.,.],.],[.,.]],.]
[5,2,1,4,3]=>[1,4,5,2,3]=>[.,[[.,[.,.]],[.,.]]]=>[[[.,[.,.]],[.,.]],.]
[5,2,3,1,4]=>[1,4,3,5,2]=>[.,[[[.,.],.],[.,.]]]=>[[[[.,.],.],[.,.]],.]
[5,2,3,4,1]=>[1,4,3,2,5]=>[.,[[[.,.],.],[.,.]]]=>[[[[.,.],.],[.,.]],.]
[5,2,4,1,3]=>[1,4,2,5,3]=>[.,[[.,[.,.]],[.,.]]]=>[[[.,[.,.]],[.,.]],.]
[5,2,4,3,1]=>[1,4,2,3,5]=>[.,[[.,[.,.]],[.,.]]]=>[[[.,[.,.]],[.,.]],.]
[5,3,1,2,4]=>[1,3,5,4,2]=>[.,[[.,.],[[.,.],.]]]=>[[[.,.],[[.,.],.]],.]
[5,3,1,4,2]=>[1,3,5,2,4]=>[.,[[.,.],[[.,.],.]]]=>[[[.,.],[[.,.],.]],.]
[5,3,2,1,4]=>[1,3,4,5,2]=>[.,[[.,.],[.,[.,.]]]]=>[[[.,.],[.,[.,.]]],.]
[5,3,2,4,1]=>[1,3,4,2,5]=>[.,[[.,.],[.,[.,.]]]]=>[[[.,.],[.,[.,.]]],.]
[5,3,4,1,2]=>[1,3,2,5,4]=>[.,[[.,.],[[.,.],.]]]=>[[[.,.],[[.,.],.]],.]
[5,3,4,2,1]=>[1,3,2,4,5]=>[.,[[.,.],[.,[.,.]]]]=>[[[.,.],[.,[.,.]]],.]
[5,4,1,2,3]=>[1,2,5,4,3]=>[.,[.,[[[.,.],.],.]]]=>[[.,[[[.,.],.],.]],.]
[5,4,1,3,2]=>[1,2,5,3,4]=>[.,[.,[[.,[.,.]],.]]]=>[[.,[[.,[.,.]],.]],.]
[5,4,2,1,3]=>[1,2,4,5,3]=>[.,[.,[[.,.],[.,.]]]]=>[[.,[[.,.],[.,.]]],.]
[5,4,2,3,1]=>[1,2,4,3,5]=>[.,[.,[[.,.],[.,.]]]]=>[[.,[[.,.],[.,.]]],.]
[5,4,3,1,2]=>[1,2,3,5,4]=>[.,[.,[.,[[.,.],.]]]]=>[[.,[.,[[.,.],.]]],.]
[5,4,3,2,1]=>[1,2,3,4,5]=>[.,[.,[.,[.,[.,.]]]]]=>[[.,[.,[.,[.,.]]]],.]
[1,2,3,4,5,6]=>[6,5,4,3,2,1]=>[[[[[[.,.],.],.],.],.],.]=>[[[[[.,.],.],.],.],[.,.]]
[1,2,3,4,6,5]=>[6,5,4,3,1,2]=>[[[[[.,[.,.]],.],.],.],.]=>[[[[.,[.,.]],.],.],[.,.]]
[1,2,3,5,4,6]=>[6,5,4,2,3,1]=>[[[[[.,.],[.,.]],.],.],.]=>[[[[.,.],[.,.]],.],[.,.]]
[1,2,3,5,6,4]=>[6,5,4,2,1,3]=>[[[[[.,.],[.,.]],.],.],.]=>[[[[.,.],[.,.]],.],[.,.]]
[1,2,3,6,4,5]=>[6,5,4,1,3,2]=>[[[[.,[[.,.],.]],.],.],.]=>[[[.,[[.,.],.]],.],[.,.]]
[1,2,3,6,5,4]=>[6,5,4,1,2,3]=>[[[[.,[.,[.,.]]],.],.],.]=>[[[.,[.,[.,.]]],.],[.,.]]
[1,2,4,3,5,6]=>[6,5,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],.]=>[[[[.,.],.],[.,.]],[.,.]]
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[2,1,6,5,4,3]=>[5,6,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,.]]=>[.,[[.,[.,[.,.]]],[.,.]]]
[2,3,1,4,5,6]=>[5,4,6,3,2,1]=>[[[[[.,.],.],.],.],[.,.]]=>[[[[.,.],.],.],[.,[.,.]]]
[2,3,1,4,6,5]=>[5,4,6,3,1,2]=>[[[[.,[.,.]],.],.],[.,.]]=>[[[.,[.,.]],.],[.,[.,.]]]
[2,3,1,5,4,6]=>[5,4,6,2,3,1]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,1,5,6,4]=>[5,4,6,2,1,3]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,1,6,4,5]=>[5,4,6,1,3,2]=>[[[.,[[.,.],.]],.],[.,.]]=>[[.,[[.,.],.]],[.,[.,.]]]
[2,3,1,6,5,4]=>[5,4,6,1,2,3]=>[[[.,[.,[.,.]]],.],[.,.]]=>[[.,[.,[.,.]]],[.,[.,.]]]
[2,3,4,1,5,6]=>[5,4,3,6,2,1]=>[[[[[.,.],.],.],.],[.,.]]=>[[[[.,.],.],.],[.,[.,.]]]
[2,3,4,1,6,5]=>[5,4,3,6,1,2]=>[[[[.,[.,.]],.],.],[.,.]]=>[[[.,[.,.]],.],[.,[.,.]]]
[2,3,4,5,1,6]=>[5,4,3,2,6,1]=>[[[[[.,.],.],.],.],[.,.]]=>[[[[.,.],.],.],[.,[.,.]]]
[2,3,4,5,6,1]=>[5,4,3,2,1,6]=>[[[[[.,.],.],.],.],[.,.]]=>[[[[.,.],.],.],[.,[.,.]]]
[2,3,4,6,1,5]=>[5,4,3,1,6,2]=>[[[[.,[.,.]],.],.],[.,.]]=>[[[.,[.,.]],.],[.,[.,.]]]
[2,3,4,6,5,1]=>[5,4,3,1,2,6]=>[[[[.,[.,.]],.],.],[.,.]]=>[[[.,[.,.]],.],[.,[.,.]]]
[2,3,5,1,4,6]=>[5,4,2,6,3,1]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,5,1,6,4]=>[5,4,2,6,1,3]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,5,4,1,6]=>[5,4,2,3,6,1]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,5,4,6,1]=>[5,4,2,3,1,6]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,4]=>[5,4,2,1,6,3]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,5,6,4,1]=>[5,4,2,1,3,6]=>[[[[.,.],[.,.]],.],[.,.]]=>[[[.,.],[.,.]],[.,[.,.]]]
[2,3,6,1,4,5]=>[5,4,1,6,3,2]=>[[[.,[[.,.],.]],.],[.,.]]=>[[.,[[.,.],.]],[.,[.,.]]]
[2,3,6,1,5,4]=>[5,4,1,6,2,3]=>[[[.,[.,[.,.]]],.],[.,.]]=>[[.,[.,[.,.]]],[.,[.,.]]]
[2,3,6,4,1,5]=>[5,4,1,3,6,2]=>[[[.,[[.,.],.]],.],[.,.]]=>[[.,[[.,.],.]],[.,[.,.]]]
[2,3,6,4,5,1]=>[5,4,1,3,2,6]=>[[[.,[[.,.],.]],.],[.,.]]=>[[.,[[.,.],.]],[.,[.,.]]]
[2,3,6,5,1,4]=>[5,4,1,2,6,3]=>[[[.,[.,[.,.]]],.],[.,.]]=>[[.,[.,[.,.]]],[.,[.,.]]]
[2,3,6,5,4,1]=>[5,4,1,2,3,6]=>[[[.,[.,[.,.]]],.],[.,.]]=>[[.,[.,[.,.]]],[.,[.,.]]]
[2,4,1,3,5,6]=>[5,3,6,4,2,1]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,1,3,6,5]=>[5,3,6,4,1,2]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,1,5,3,6]=>[5,3,6,2,4,1]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,1,5,6,3]=>[5,3,6,2,1,4]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,1,6,3,5]=>[5,3,6,1,4,2]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,1,6,5,3]=>[5,3,6,1,2,4]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,3,1,5,6]=>[5,3,4,6,2,1]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,3,1,6,5]=>[5,3,4,6,1,2]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,3,5,1,6]=>[5,3,4,2,6,1]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,3,5,6,1]=>[5,3,4,2,1,6]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,3,6,1,5]=>[5,3,4,1,6,2]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,3,6,5,1]=>[5,3,4,1,2,6]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,5,1,3,6]=>[5,3,2,6,4,1]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,5,1,6,3]=>[5,3,2,6,1,4]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,5,3,1,6]=>[5,3,2,4,6,1]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,5,3,6,1]=>[5,3,2,4,1,6]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,5,6,1,3]=>[5,3,2,1,6,4]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,5,6,3,1]=>[5,3,2,1,4,6]=>[[[[.,.],.],[.,.]],[.,.]]=>[[[.,.],.],[[.,.],[.,.]]]
[2,4,6,1,3,5]=>[5,3,1,6,4,2]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,6,1,5,3]=>[5,3,1,6,2,4]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,6,3,1,5]=>[5,3,1,4,6,2]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,6,3,5,1]=>[5,3,1,4,2,6]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,6,5,1,3]=>[5,3,1,2,6,4]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,4,6,5,3,1]=>[5,3,1,2,4,6]=>[[[.,[.,.]],[.,.]],[.,.]]=>[[.,[.,.]],[[.,.],[.,.]]]
[2,5,1,3,4,6]=>[5,2,6,4,3,1]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,1,3,6,4]=>[5,2,6,4,1,3]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,1,4,3,6]=>[5,2,6,3,4,1]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,1,4,6,3]=>[5,2,6,3,1,4]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,1,6,3,4]=>[5,2,6,1,4,3]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,1,6,4,3]=>[5,2,6,1,3,4]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,3,1,4,6]=>[5,2,4,6,3,1]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,3,1,6,4]=>[5,2,4,6,1,3]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,3,4,1,6]=>[5,2,4,3,6,1]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,3,4,6,1]=>[5,2,4,3,1,6]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,3,6,1,4]=>[5,2,4,1,6,3]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,3,6,4,1]=>[5,2,4,1,3,6]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,4,1,3,6]=>[5,2,3,6,4,1]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,4,1,6,3]=>[5,2,3,6,1,4]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,4,3,1,6]=>[5,2,3,4,6,1]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,4,3,6,1]=>[5,2,3,4,1,6]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,4,6,1,3]=>[5,2,3,1,6,4]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,4,6,3,1]=>[5,2,3,1,4,6]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,6,1,3,4]=>[5,2,1,6,4,3]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,6,1,4,3]=>[5,2,1,6,3,4]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,6,3,1,4]=>[5,2,1,4,6,3]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,6,3,4,1]=>[5,2,1,4,3,6]=>[[[.,.],[[.,.],.]],[.,.]]=>[[.,.],[[[.,.],.],[.,.]]]
[2,5,6,4,1,3]=>[5,2,1,3,6,4]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,5,6,4,3,1]=>[5,2,1,3,4,6]=>[[[.,.],[.,[.,.]]],[.,.]]=>[[.,.],[[.,[.,.]],[.,.]]]
[2,6,1,3,4,5]=>[5,1,6,4,3,2]=>[[.,[[[.,.],.],.]],[.,.]]=>[.,[[[[.,.],.],.],[.,.]]]
[2,6,1,3,5,4]=>[5,1,6,4,2,3]=>[[.,[[.,[.,.]],.]],[.,.]]=>[.,[[[.,[.,.]],.],[.,.]]]
[2,6,1,4,3,5]=>[5,1,6,3,4,2]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,1,4,5,3]=>[5,1,6,3,2,4]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,1,5,3,4]=>[5,1,6,2,4,3]=>[[.,[.,[[.,.],.]]],[.,.]]=>[.,[[.,[[.,.],.]],[.,.]]]
[2,6,1,5,4,3]=>[5,1,6,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,.]]=>[.,[[.,[.,[.,.]]],[.,.]]]
[2,6,3,1,4,5]=>[5,1,4,6,3,2]=>[[.,[[[.,.],.],.]],[.,.]]=>[.,[[[[.,.],.],.],[.,.]]]
[2,6,3,1,5,4]=>[5,1,4,6,2,3]=>[[.,[[.,[.,.]],.]],[.,.]]=>[.,[[[.,[.,.]],.],[.,.]]]
[2,6,3,4,1,5]=>[5,1,4,3,6,2]=>[[.,[[[.,.],.],.]],[.,.]]=>[.,[[[[.,.],.],.],[.,.]]]
[2,6,3,4,5,1]=>[5,1,4,3,2,6]=>[[.,[[[.,.],.],.]],[.,.]]=>[.,[[[[.,.],.],.],[.,.]]]
[2,6,3,5,1,4]=>[5,1,4,2,6,3]=>[[.,[[.,[.,.]],.]],[.,.]]=>[.,[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,4,1]=>[5,1,4,2,3,6]=>[[.,[[.,[.,.]],.]],[.,.]]=>[.,[[[.,[.,.]],.],[.,.]]]
[2,6,4,1,3,5]=>[5,1,3,6,4,2]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,4,1,5,3]=>[5,1,3,6,2,4]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,1,5]=>[5,1,3,4,6,2]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,5,1]=>[5,1,3,4,2,6]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,1,3]=>[5,1,3,2,6,4]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,3,1]=>[5,1,3,2,4,6]=>[[.,[[.,.],[.,.]]],[.,.]]=>[.,[[[.,.],[.,.]],[.,.]]]
[2,6,5,1,3,4]=>[5,1,2,6,4,3]=>[[.,[.,[[.,.],.]]],[.,.]]=>[.,[[.,[[.,.],.]],[.,.]]]
[2,6,5,1,4,3]=>[5,1,2,6,3,4]=>[[.,[.,[.,[.,.]]]],[.,.]]=>[.,[[.,[.,[.,.]]],[.,.]]]
[2,6,5,3,1,4]=>[5,1,2,4,6,3]=>[[.,[.,[[.,.],.]]],[.,.]]=>[.,[[.,[[.,.],.]],[.,.]]]
[2,6,5,3,4,1]=>[5,1,2,4,3,6]=>[[.,[.,[[.,.],.]]],[.,.]]=>[.,[[.,[[.,.],.]],[.,.]]]
[2,6,5,4,1,3]=>[5,1,2,3,6,4]=>[[.,[.,[.,[.,.]]]],[.,.]]=>[.,[[.,[.,[.,.]]],[.,.]]]
[2,6,5,4,3,1]=>[5,1,2,3,4,6]=>[[.,[.,[.,[.,.]]]],[.,.]]=>[.,[[.,[.,[.,.]]],[.,.]]]
[3,1,2,4,5,6]=>[4,6,5,3,2,1]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,1,2,4,6,5]=>[4,6,5,3,1,2]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,1,2,5,4,6]=>[4,6,5,2,3,1]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,2,5,6,4]=>[4,6,5,2,1,3]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,2,6,4,5]=>[4,6,5,1,3,2]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,1,2,6,5,4]=>[4,6,5,1,2,3]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,1,4,2,5,6]=>[4,6,3,5,2,1]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,1,4,2,6,5]=>[4,6,3,5,1,2]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,1,4,5,2,6]=>[4,6,3,2,5,1]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,1,4,5,6,2]=>[4,6,3,2,1,5]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,1,4,6,2,5]=>[4,6,3,1,5,2]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,1,4,6,5,2]=>[4,6,3,1,2,5]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,1,5,2,4,6]=>[4,6,2,5,3,1]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,5,2,6,4]=>[4,6,2,5,1,3]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,5,4,2,6]=>[4,6,2,3,5,1]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,5,4,6,2]=>[4,6,2,3,1,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,5,6,2,4]=>[4,6,2,1,5,3]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,5,6,4,2]=>[4,6,2,1,3,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,1,6,2,4,5]=>[4,6,1,5,3,2]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,1,6,2,5,4]=>[4,6,1,5,2,3]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,1,6,4,2,5]=>[4,6,1,3,5,2]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,1,6,4,5,2]=>[4,6,1,3,2,5]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,1,6,5,2,4]=>[4,6,1,2,5,3]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,1,6,5,4,2]=>[4,6,1,2,3,5]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,2,1,4,5,6]=>[4,5,6,3,2,1]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,2,1,4,6,5]=>[4,5,6,3,1,2]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,2,1,5,4,6]=>[4,5,6,2,3,1]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,1,5,6,4]=>[4,5,6,2,1,3]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,1,6,4,5]=>[4,5,6,1,3,2]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,2,1,6,5,4]=>[4,5,6,1,2,3]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,2,4,1,5,6]=>[4,5,3,6,2,1]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,2,4,1,6,5]=>[4,5,3,6,1,2]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,2,4,5,1,6]=>[4,5,3,2,6,1]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,2,4,5,6,1]=>[4,5,3,2,1,6]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,2,4,6,1,5]=>[4,5,3,1,6,2]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,2,4,6,5,1]=>[4,5,3,1,2,6]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,2,5,1,4,6]=>[4,5,2,6,3,1]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,5,1,6,4]=>[4,5,2,6,1,3]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,5,4,1,6]=>[4,5,2,3,6,1]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,5,4,6,1]=>[4,5,2,3,1,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,5,6,1,4]=>[4,5,2,1,6,3]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,5,6,4,1]=>[4,5,2,1,3,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,2,6,1,4,5]=>[4,5,1,6,3,2]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,2,6,1,5,4]=>[4,5,1,6,2,3]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,2,6,4,1,5]=>[4,5,1,3,6,2]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,5,1]=>[4,5,1,3,2,6]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,2,6,5,1,4]=>[4,5,1,2,6,3]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,4,1]=>[4,5,1,2,3,6]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,4,1,2,5,6]=>[4,3,6,5,2,1]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,4,1,2,6,5]=>[4,3,6,5,1,2]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,4,1,5,2,6]=>[4,3,6,2,5,1]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,4,1,5,6,2]=>[4,3,6,2,1,5]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,4,1,6,2,5]=>[4,3,6,1,5,2]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,4,1,6,5,2]=>[4,3,6,1,2,5]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,4,2,1,5,6]=>[4,3,5,6,2,1]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,4,2,1,6,5]=>[4,3,5,6,1,2]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,4,2,5,1,6]=>[4,3,5,2,6,1]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,4,2,5,6,1]=>[4,3,5,2,1,6]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,4,2,6,1,5]=>[4,3,5,1,6,2]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,4,2,6,5,1]=>[4,3,5,1,2,6]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,4,5,1,2,6]=>[4,3,2,6,5,1]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,4,5,1,6,2]=>[4,3,2,6,1,5]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,4,5,2,1,6]=>[4,3,2,5,6,1]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,4,5,2,6,1]=>[4,3,2,5,1,6]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,4,5,6,1,2]=>[4,3,2,1,6,5]=>[[[[.,.],.],.],[[.,.],.]]=>[[[.,.],.],[.,[[.,.],.]]]
[3,4,5,6,2,1]=>[4,3,2,1,5,6]=>[[[[.,.],.],.],[.,[.,.]]]=>[[[.,.],.],[.,[.,[.,.]]]]
[3,4,6,1,2,5]=>[4,3,1,6,5,2]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,4,6,1,5,2]=>[4,3,1,6,2,5]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,4,6,2,1,5]=>[4,3,1,5,6,2]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,4,6,2,5,1]=>[4,3,1,5,2,6]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,4,6,5,1,2]=>[4,3,1,2,6,5]=>[[[.,[.,.]],.],[[.,.],.]]=>[[.,[.,.]],[.,[[.,.],.]]]
[3,4,6,5,2,1]=>[4,3,1,2,5,6]=>[[[.,[.,.]],.],[.,[.,.]]]=>[[.,[.,.]],[.,[.,[.,.]]]]
[3,5,1,2,4,6]=>[4,2,6,5,3,1]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,1,2,6,4]=>[4,2,6,5,1,3]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,1,4,2,6]=>[4,2,6,3,5,1]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,1,4,6,2]=>[4,2,6,3,1,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,1,6,2,4]=>[4,2,6,1,5,3]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,1,6,4,2]=>[4,2,6,1,3,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,2,1,4,6]=>[4,2,5,6,3,1]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,2,1,6,4]=>[4,2,5,6,1,3]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,2,4,1,6]=>[4,2,5,3,6,1]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,2,4,6,1]=>[4,2,5,3,1,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,2,6,1,4]=>[4,2,5,1,6,3]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,2,6,4,1]=>[4,2,5,1,3,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,4,1,2,6]=>[4,2,3,6,5,1]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,4,1,6,2]=>[4,2,3,6,1,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,4,2,1,6]=>[4,2,3,5,6,1]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,4,2,6,1]=>[4,2,3,5,1,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,4,6,1,2]=>[4,2,3,1,6,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,4,6,2,1]=>[4,2,3,1,5,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,6,1,2,4]=>[4,2,1,6,5,3]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,6,1,4,2]=>[4,2,1,6,3,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,6,2,1,4]=>[4,2,1,5,6,3]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,6,2,4,1]=>[4,2,1,5,3,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,5,6,4,1,2]=>[4,2,1,3,6,5]=>[[[.,.],[.,.]],[[.,.],.]]=>[[.,.],[[.,.],[[.,.],.]]]
[3,5,6,4,2,1]=>[4,2,1,3,5,6]=>[[[.,.],[.,.]],[.,[.,.]]]=>[[.,.],[[.,.],[.,[.,.]]]]
[3,6,1,2,4,5]=>[4,1,6,5,3,2]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,6,1,2,5,4]=>[4,1,6,5,2,3]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,6,1,4,2,5]=>[4,1,6,3,5,2]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,6,1,4,5,2]=>[4,1,6,3,2,5]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,6,1,5,2,4]=>[4,1,6,2,5,3]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,6,1,5,4,2]=>[4,1,6,2,3,5]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,6,2,1,4,5]=>[4,1,5,6,3,2]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,6,2,1,5,4]=>[4,1,5,6,2,3]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,6,2,4,1,5]=>[4,1,5,3,6,2]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,6,2,4,5,1]=>[4,1,5,3,2,6]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,6,2,5,1,4]=>[4,1,5,2,6,3]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,6,2,5,4,1]=>[4,1,5,2,3,6]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,6,4,1,2,5]=>[4,1,3,6,5,2]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,6,4,1,5,2]=>[4,1,3,6,2,5]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,6,4,2,1,5]=>[4,1,3,5,6,2]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,6,4,2,5,1]=>[4,1,3,5,2,6]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,6,4,5,1,2]=>[4,1,3,2,6,5]=>[[.,[[.,.],.]],[[.,.],.]]=>[.,[[[.,.],.],[[.,.],.]]]
[3,6,4,5,2,1]=>[4,1,3,2,5,6]=>[[.,[[.,.],.]],[.,[.,.]]]=>[.,[[[.,.],.],[.,[.,.]]]]
[3,6,5,1,2,4]=>[4,1,2,6,5,3]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,6,5,1,4,2]=>[4,1,2,6,3,5]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,6,5,2,1,4]=>[4,1,2,5,6,3]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,6,5,2,4,1]=>[4,1,2,5,3,6]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[3,6,5,4,1,2]=>[4,1,2,3,6,5]=>[[.,[.,[.,.]]],[[.,.],.]]=>[.,[[.,[.,.]],[[.,.],.]]]
[3,6,5,4,2,1]=>[4,1,2,3,5,6]=>[[.,[.,[.,.]]],[.,[.,.]]]=>[.,[[.,[.,.]],[.,[.,.]]]]
[4,1,2,3,5,6]=>[3,6,5,4,2,1]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,1,2,3,6,5]=>[3,6,5,4,1,2]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,1,2,5,3,6]=>[3,6,5,2,4,1]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,1,2,5,6,3]=>[3,6,5,2,1,4]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,1,2,6,3,5]=>[3,6,5,1,4,2]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,1,2,6,5,3]=>[3,6,5,1,2,4]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,1,3,2,5,6]=>[3,6,4,5,2,1]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
[4,1,3,2,6,5]=>[3,6,4,5,1,2]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,1,3,5,2,6]=>[3,6,4,2,5,1]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
[4,1,3,5,6,2]=>[3,6,4,2,1,5]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
[4,1,3,6,2,5]=>[3,6,4,1,5,2]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,1,3,6,5,2]=>[3,6,4,1,2,5]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,1,5,2,3,6]=>[3,6,2,5,4,1]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,1,5,2,6,3]=>[3,6,2,5,1,4]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,1,5,3,2,6]=>[3,6,2,4,5,1]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
[4,1,5,3,6,2]=>[3,6,2,4,1,5]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
[4,1,5,6,2,3]=>[3,6,2,1,5,4]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,1,5,6,3,2]=>[3,6,2,1,4,5]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
[4,1,6,2,3,5]=>[3,6,1,5,4,2]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,1,6,2,5,3]=>[3,6,1,5,2,4]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,1,6,3,2,5]=>[3,6,1,4,5,2]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,1,6,3,5,2]=>[3,6,1,4,2,5]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,1,6,5,2,3]=>[3,6,1,2,5,4]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,1,6,5,3,2]=>[3,6,1,2,4,5]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,2,1,3,5,6]=>[3,5,6,4,2,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,1,3,6,5]=>[3,5,6,4,1,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,1,5,3,6]=>[3,5,6,2,4,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,1,5,6,3]=>[3,5,6,2,1,4]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,1,6,3,5]=>[3,5,6,1,4,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,1,6,5,3]=>[3,5,6,1,2,4]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,5,6]=>[3,5,4,6,2,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,3,1,6,5]=>[3,5,4,6,1,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,3,5,1,6]=>[3,5,4,2,6,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,3,5,6,1]=>[3,5,4,2,1,6]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,3,6,1,5]=>[3,5,4,1,6,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,3,6,5,1]=>[3,5,4,1,2,6]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,5,1,3,6]=>[3,5,2,6,4,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,5,1,6,3]=>[3,5,2,6,1,4]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,5,3,1,6]=>[3,5,2,4,6,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,5,3,6,1]=>[3,5,2,4,1,6]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,5,6,1,3]=>[3,5,2,1,6,4]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,5,6,3,1]=>[3,5,2,1,4,6]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,2,6,1,3,5]=>[3,5,1,6,4,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,6,1,5,3]=>[3,5,1,6,2,4]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,1,5]=>[3,5,1,4,6,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,5,1]=>[3,5,1,4,2,6]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,1,3]=>[3,5,1,2,6,4]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,3,1]=>[3,5,1,2,4,6]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,3,1,2,5,6]=>[3,4,6,5,2,1]=>[[[.,.],.],[.,[[.,.],.]]]=>[[.,.],[.,[.,[[.,.],.]]]]
[4,3,1,2,6,5]=>[3,4,6,5,1,2]=>[[.,[.,.]],[.,[[.,.],.]]]=>[.,[[.,.],[.,[[.,.],.]]]]
[4,3,1,5,2,6]=>[3,4,6,2,5,1]=>[[[.,.],.],[.,[[.,.],.]]]=>[[.,.],[.,[.,[[.,.],.]]]]
[4,3,1,5,6,2]=>[3,4,6,2,1,5]=>[[[.,.],.],[.,[[.,.],.]]]=>[[.,.],[.,[.,[[.,.],.]]]]
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[4,3,1,6,5,2]=>[3,4,6,1,2,5]=>[[.,[.,.]],[.,[[.,.],.]]]=>[.,[[.,.],[.,[[.,.],.]]]]
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[4,3,2,6,1,5]=>[3,4,5,1,6,2]=>[[.,[.,.]],[.,[.,[.,.]]]]=>[.,[[.,.],[.,[.,[.,.]]]]]
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[4,3,5,1,2,6]=>[3,4,2,6,5,1]=>[[[.,.],.],[.,[[.,.],.]]]=>[[.,.],[.,[.,[[.,.],.]]]]
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[4,5,1,3,2,6]=>[3,2,6,4,5,1]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
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[4,5,2,1,3,6]=>[3,2,5,6,4,1]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
[4,5,2,1,6,3]=>[3,2,5,6,1,4]=>[[[.,.],.],[[.,.],[.,.]]]=>[[.,.],[.,[[.,.],[.,.]]]]
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[4,5,3,1,6,2]=>[3,2,4,6,1,5]=>[[[.,.],.],[.,[[.,.],.]]]=>[[.,.],[.,[.,[[.,.],.]]]]
[4,5,3,2,1,6]=>[3,2,4,5,6,1]=>[[[.,.],.],[.,[.,[.,.]]]]=>[[.,.],[.,[.,[.,[.,.]]]]]
[4,5,3,2,6,1]=>[3,2,4,5,1,6]=>[[[.,.],.],[.,[.,[.,.]]]]=>[[.,.],[.,[.,[.,[.,.]]]]]
[4,5,3,6,1,2]=>[3,2,4,1,6,5]=>[[[.,.],.],[.,[[.,.],.]]]=>[[.,.],[.,[.,[[.,.],.]]]]
[4,5,3,6,2,1]=>[3,2,4,1,5,6]=>[[[.,.],.],[.,[.,[.,.]]]]=>[[.,.],[.,[.,[.,[.,.]]]]]
[4,5,6,1,2,3]=>[3,2,1,6,5,4]=>[[[.,.],.],[[[.,.],.],.]]=>[[.,.],[.,[[[.,.],.],.]]]
[4,5,6,1,3,2]=>[3,2,1,6,4,5]=>[[[.,.],.],[[.,[.,.]],.]]=>[[.,.],[.,[[.,[.,.]],.]]]
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[4,5,6,3,2,1]=>[3,2,1,4,5,6]=>[[[.,.],.],[.,[.,[.,.]]]]=>[[.,.],[.,[.,[.,[.,.]]]]]
[4,6,1,2,3,5]=>[3,1,6,5,4,2]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,6,1,2,5,3]=>[3,1,6,5,2,4]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,6,1,3,2,5]=>[3,1,6,4,5,2]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,6,1,3,5,2]=>[3,1,6,4,2,5]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,6,1,5,2,3]=>[3,1,6,2,5,4]=>[[.,[.,.]],[[[.,.],.],.]]=>[.,[[.,.],[[[.,.],.],.]]]
[4,6,1,5,3,2]=>[3,1,6,2,4,5]=>[[.,[.,.]],[[.,[.,.]],.]]=>[.,[[.,.],[[.,[.,.]],.]]]
[4,6,2,1,3,5]=>[3,1,5,6,4,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,6,2,1,5,3]=>[3,1,5,6,2,4]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,1,5]=>[3,1,5,4,6,2]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
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[4,6,2,5,3,1]=>[3,1,5,2,4,6]=>[[.,[.,.]],[[.,.],[.,.]]]=>[.,[[.,.],[[.,.],[.,.]]]]
[4,6,3,1,2,5]=>[3,1,4,6,5,2]=>[[.,[.,.]],[.,[[.,.],.]]]=>[.,[[.,.],[.,[[.,.],.]]]]
[4,6,3,1,5,2]=>[3,1,4,6,2,5]=>[[.,[.,.]],[.,[[.,.],.]]]=>[.,[[.,.],[.,[[.,.],.]]]]
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[4,6,3,5,1,2]=>[3,1,4,2,6,5]=>[[.,[.,.]],[.,[[.,.],.]]]=>[.,[[.,.],[.,[[.,.],.]]]]
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[5,1,2,6,3,4]=>[2,6,5,1,4,3]=>[[.,.],[[[[.,.],.],.],.]]=>[.,[.,[[[[.,.],.],.],.]]]
[5,1,2,6,4,3]=>[2,6,5,1,3,4]=>[[.,.],[[[.,[.,.]],.],.]]=>[.,[.,[[[.,[.,.]],.],.]]]
[5,1,3,2,4,6]=>[2,6,4,5,3,1]=>[[.,.],[[[.,.],[.,.]],.]]=>[.,[.,[[[.,.],[.,.]],.]]]
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[5,3,2,1,6,4]=>[2,4,5,6,1,3]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,1,6]=>[2,4,5,3,6,1]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,6,1]=>[2,4,5,3,1,6]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,1,4]=>[2,4,5,1,6,3]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,4,1]=>[2,4,5,1,3,6]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,4,1,2,6]=>[2,4,3,6,5,1]=>[[.,.],[[.,.],[[.,.],.]]]=>[.,[.,[[.,.],[[.,.],.]]]]
[5,3,4,1,6,2]=>[2,4,3,6,1,5]=>[[.,.],[[.,.],[[.,.],.]]]=>[.,[.,[[.,.],[[.,.],.]]]]
[5,3,4,2,1,6]=>[2,4,3,5,6,1]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,4,2,6,1]=>[2,4,3,5,1,6]=>[[.,.],[[.,.],[.,[.,.]]]]=>[.,[.,[[.,.],[.,[.,.]]]]]
[5,3,4,6,1,2]=>[2,4,3,1,6,5]=>[[.,.],[[.,.],[[.,.],.]]]=>[.,[.,[[.,.],[[.,.],.]]]]
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[1,7,5,3,2,4,6]=>[7,1,3,5,6,4,2]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,3,2,6,4]=>[7,1,3,5,6,2,4]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,3,4,2,6]=>[7,1,3,5,4,6,2]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,3,4,6,2]=>[7,1,3,5,4,2,6]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,3,6,2,4]=>[7,1,3,5,2,6,4]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,3,6,4,2]=>[7,1,3,5,2,4,6]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,4,2,3,6]=>[7,1,3,4,6,5,2]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[1,7,5,4,2,6,3]=>[7,1,3,4,6,2,5]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[1,7,5,4,3,2,6]=>[7,1,3,4,5,6,2]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[1,7,5,4,3,6,2]=>[7,1,3,4,5,2,6]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[1,7,5,4,6,2,3]=>[7,1,3,4,2,6,5]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[1,7,5,4,6,3,2]=>[7,1,3,4,2,5,6]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[1,7,5,6,2,3,4]=>[7,1,3,2,6,5,4]=>[[.,[[.,.],[[[.,.],.],.]]],.]=>[.,[[[.,.],[[[.,.],.],.]],.]]
[1,7,5,6,2,4,3]=>[7,1,3,2,6,4,5]=>[[.,[[.,.],[[.,[.,.]],.]]],.]=>[.,[[[.,.],[[.,[.,.]],.]],.]]
[1,7,5,6,3,2,4]=>[7,1,3,2,5,6,4]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,6,3,4,2]=>[7,1,3,2,5,4,6]=>[[.,[[.,.],[[.,.],[.,.]]]],.]=>[.,[[[.,.],[[.,.],[.,.]]],.]]
[1,7,5,6,4,2,3]=>[7,1,3,2,4,6,5]=>[[.,[[.,.],[.,[[.,.],.]]]],.]=>[.,[[[.,.],[.,[[.,.],.]]],.]]
[1,7,5,6,4,3,2]=>[7,1,3,2,4,5,6]=>[[.,[[.,.],[.,[.,[.,.]]]]],.]=>[.,[[[.,.],[.,[.,[.,.]]]],.]]
[1,7,6,2,3,4,5]=>[7,1,2,6,5,4,3]=>[[.,[.,[[[[.,.],.],.],.]]],.]=>[.,[[.,[[[[.,.],.],.],.]],.]]
[1,7,6,2,3,5,4]=>[7,1,2,6,5,3,4]=>[[.,[.,[[[.,[.,.]],.],.]]],.]=>[.,[[.,[[[.,[.,.]],.],.]],.]]
[1,7,6,2,4,3,5]=>[7,1,2,6,4,5,3]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
[1,7,6,2,4,5,3]=>[7,1,2,6,4,3,5]=>[[.,[.,[[[.,.],[.,.]],.]]],.]=>[.,[[.,[[[.,.],[.,.]],.]],.]]
[1,7,6,2,5,3,4]=>[7,1,2,6,3,5,4]=>[[.,[.,[[.,[[.,.],.]],.]]],.]=>[.,[[.,[[.,[[.,.],.]],.]],.]]
[1,7,6,2,5,4,3]=>[7,1,2,6,3,4,5]=>[[.,[.,[[.,[.,[.,.]]],.]]],.]=>[.,[[.,[[.,[.,[.,.]]],.]],.]]
[1,7,6,3,2,4,5]=>[7,1,2,5,6,4,3]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[1,7,6,3,2,5,4]=>[7,1,2,5,6,3,4]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[1,7,6,3,4,2,5]=>[7,1,2,5,4,6,3]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[1,7,6,3,4,5,2]=>[7,1,2,5,4,3,6]=>[[.,[.,[[[.,.],.],[.,.]]]],.]=>[.,[[.,[[[.,.],.],[.,.]]],.]]
[1,7,6,3,5,2,4]=>[7,1,2,5,3,6,4]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[1,7,6,3,5,4,2]=>[7,1,2,5,3,4,6]=>[[.,[.,[[.,[.,.]],[.,.]]]],.]=>[.,[[.,[[.,[.,.]],[.,.]]],.]]
[1,7,6,4,2,3,5]=>[7,1,2,4,6,5,3]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[1,7,6,4,2,5,3]=>[7,1,2,4,6,3,5]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[1,7,6,4,3,2,5]=>[7,1,2,4,5,6,3]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[1,7,6,4,3,5,2]=>[7,1,2,4,5,3,6]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[1,7,6,4,5,2,3]=>[7,1,2,4,3,6,5]=>[[.,[.,[[.,.],[[.,.],.]]]],.]=>[.,[[.,[[.,.],[[.,.],.]]],.]]
[1,7,6,4,5,3,2]=>[7,1,2,4,3,5,6]=>[[.,[.,[[.,.],[.,[.,.]]]]],.]=>[.,[[.,[[.,.],[.,[.,.]]]],.]]
[1,7,6,5,2,3,4]=>[7,1,2,3,6,5,4]=>[[.,[.,[.,[[[.,.],.],.]]]],.]=>[.,[[.,[.,[[[.,.],.],.]]],.]]
[1,7,6,5,2,4,3]=>[7,1,2,3,6,4,5]=>[[.,[.,[.,[[.,[.,.]],.]]]],.]=>[.,[[.,[.,[[.,[.,.]],.]]],.]]
[1,7,6,5,3,2,4]=>[7,1,2,3,5,6,4]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[1,7,6,5,3,4,2]=>[7,1,2,3,5,4,6]=>[[.,[.,[.,[[.,.],[.,.]]]]],.]=>[.,[[.,[.,[[.,.],[.,.]]]],.]]
[1,7,6,5,4,2,3]=>[7,1,2,3,4,6,5]=>[[.,[.,[.,[.,[[.,.],.]]]]],.]=>[.,[[.,[.,[.,[[.,.],.]]]],.]]
[1,7,6,5,4,3,2]=>[7,1,2,3,4,5,6]=>[[.,[.,[.,[.,[.,[.,.]]]]]],.]=>[.,[[.,[.,[.,[.,[.,.]]]]],.]]
[2,1,3,4,5,6,7]=>[6,7,5,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,.]]=>[[[[[.,.],.],.],.],[.,[.,.]]]
[2,1,3,4,5,7,6]=>[6,7,5,4,3,1,2]=>[[[[[.,[.,.]],.],.],.],[.,.]]=>[[[[.,[.,.]],.],.],[.,[.,.]]]
[2,1,3,4,6,5,7]=>[6,7,5,4,2,3,1]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,1,3,4,6,7,5]=>[6,7,5,4,2,1,3]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,1,3,4,7,5,6]=>[6,7,5,4,1,3,2]=>[[[[.,[[.,.],.]],.],.],[.,.]]=>[[[.,[[.,.],.]],.],[.,[.,.]]]
[2,1,3,4,7,6,5]=>[6,7,5,4,1,2,3]=>[[[[.,[.,[.,.]]],.],.],[.,.]]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]
[2,1,3,5,4,6,7]=>[6,7,5,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,1,3,5,4,7,6]=>[6,7,5,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,1,3,5,6,4,7]=>[6,7,5,3,2,4,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,1,3,5,6,7,4]=>[6,7,5,3,2,1,4]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,1,3,5,7,4,6]=>[6,7,5,3,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,1,3,5,7,6,4]=>[6,7,5,3,1,2,4]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,1,3,6,4,5,7]=>[6,7,5,2,4,3,1]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,1,3,6,4,7,5]=>[6,7,5,2,4,1,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,1,3,6,5,4,7]=>[6,7,5,2,3,4,1]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,1,3,6,5,7,4]=>[6,7,5,2,3,1,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,1,3,6,7,4,5]=>[6,7,5,2,1,4,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,1,3,6,7,5,4]=>[6,7,5,2,1,3,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,1,3,7,4,5,6]=>[6,7,5,1,4,3,2]=>[[[.,[[[.,.],.],.]],.],[.,.]]=>[[.,[[[.,.],.],.]],[.,[.,.]]]
[2,1,3,7,4,6,5]=>[6,7,5,1,4,2,3]=>[[[.,[[.,[.,.]],.]],.],[.,.]]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]
[2,1,3,7,5,4,6]=>[6,7,5,1,3,4,2]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,1,3,7,5,6,4]=>[6,7,5,1,3,2,4]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,1,3,7,6,4,5]=>[6,7,5,1,2,4,3]=>[[[.,[.,[[.,.],.]]],.],[.,.]]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]
[2,1,3,7,6,5,4]=>[6,7,5,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],.],[.,.]]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]
[2,1,4,3,5,6,7]=>[6,7,4,5,3,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,1,4,3,5,7,6]=>[6,7,4,5,3,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,1,4,3,6,5,7]=>[6,7,4,5,2,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,3,6,7,5]=>[6,7,4,5,2,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,3,7,5,6]=>[6,7,4,5,1,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,1,4,3,7,6,5]=>[6,7,4,5,1,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,1,4,5,3,6,7]=>[6,7,4,3,5,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,1,4,5,3,7,6]=>[6,7,4,3,5,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,1,4,5,6,3,7]=>[6,7,4,3,2,5,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,1,4,5,6,7,3]=>[6,7,4,3,2,1,5]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,1,4,5,7,3,6]=>[6,7,4,3,1,5,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,1,4,5,7,6,3]=>[6,7,4,3,1,2,5]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,1,4,6,3,5,7]=>[6,7,4,2,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,3,7,5]=>[6,7,4,2,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,5,3,7]=>[6,7,4,2,3,5,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,5,7,3]=>[6,7,4,2,3,1,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,7,3,5]=>[6,7,4,2,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,7,5,3]=>[6,7,4,2,1,3,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,1,4,7,3,5,6]=>[6,7,4,1,5,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,1,4,7,3,6,5]=>[6,7,4,1,5,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,1,4,7,5,3,6]=>[6,7,4,1,3,5,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,1,4,7,5,6,3]=>[6,7,4,1,3,2,5]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,1,4,7,6,3,5]=>[6,7,4,1,2,5,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,1,4,7,6,5,3]=>[6,7,4,1,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,1,5,3,4,6,7]=>[6,7,3,5,4,2,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,1,5,3,4,7,6]=>[6,7,3,5,4,1,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,3,6,4,7]=>[6,7,3,5,2,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,1,5,3,6,7,4]=>[6,7,3,5,2,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,1,5,3,7,4,6]=>[6,7,3,5,1,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,3,7,6,4]=>[6,7,3,5,1,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,4,3,6,7]=>[6,7,3,4,5,2,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,1,5,4,3,7,6]=>[6,7,3,4,5,1,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,1,5,4,6,3,7]=>[6,7,3,4,2,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,1,5,4,6,7,3]=>[6,7,3,4,2,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,1,5,4,7,3,6]=>[6,7,3,4,1,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,1,5,4,7,6,3]=>[6,7,3,4,1,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,1,5,6,3,4,7]=>[6,7,3,2,5,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,3,7,4]=>[6,7,3,2,5,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,4,3,7]=>[6,7,3,2,4,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,1,5,6,4,7,3]=>[6,7,3,2,4,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,1,5,6,7,3,4]=>[6,7,3,2,1,5,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,7,4,3]=>[6,7,3,2,1,4,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,1,5,7,3,4,6]=>[6,7,3,1,5,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,3,6,4]=>[6,7,3,1,5,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,4,3,6]=>[6,7,3,1,4,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,1,5,7,4,6,3]=>[6,7,3,1,4,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,1,5,7,6,3,4]=>[6,7,3,1,2,5,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,6,4,3]=>[6,7,3,1,2,4,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,1,6,3,4,5,7]=>[6,7,2,5,4,3,1]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,1,6,3,4,7,5]=>[6,7,2,5,4,1,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,1,6,3,5,4,7]=>[6,7,2,5,3,4,1]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,1,6,3,5,7,4]=>[6,7,2,5,3,1,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,1,6,3,7,4,5]=>[6,7,2,5,1,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,1,6,3,7,5,4]=>[6,7,2,5,1,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,1,6,4,3,5,7]=>[6,7,2,4,5,3,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,4,3,7,5]=>[6,7,2,4,5,1,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,4,5,3,7]=>[6,7,2,4,3,5,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,4,5,7,3]=>[6,7,2,4,3,1,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,4,7,3,5]=>[6,7,2,4,1,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,4,7,5,3]=>[6,7,2,4,1,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,5,3,4,7]=>[6,7,2,3,5,4,1]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,1,6,5,3,7,4]=>[6,7,2,3,5,1,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,1,6,5,4,3,7]=>[6,7,2,3,4,5,1]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,1,6,5,4,7,3]=>[6,7,2,3,4,1,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,1,6,5,7,3,4]=>[6,7,2,3,1,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,1,6,5,7,4,3]=>[6,7,2,3,1,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,1,6,7,3,4,5]=>[6,7,2,1,5,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,1,6,7,3,5,4]=>[6,7,2,1,5,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,1,6,7,4,3,5]=>[6,7,2,1,4,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,7,4,5,3]=>[6,7,2,1,4,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,7,5,3,4]=>[6,7,2,1,3,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,1,6,7,5,4,3]=>[6,7,2,1,3,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,1,7,3,4,5,6]=>[6,7,1,5,4,3,2]=>[[.,[[[[.,.],.],.],.]],[.,.]]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[2,1,7,3,4,6,5]=>[6,7,1,5,4,2,3]=>[[.,[[[.,[.,.]],.],.]],[.,.]]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[2,1,7,3,5,4,6]=>[6,7,1,5,3,4,2]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,1,7,3,5,6,4]=>[6,7,1,5,3,2,4]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,1,7,3,6,4,5]=>[6,7,1,5,2,4,3]=>[[.,[[.,[[.,.],.]],.]],[.,.]]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[2,1,7,3,6,5,4]=>[6,7,1,5,2,3,4]=>[[.,[[.,[.,[.,.]]],.]],[.,.]]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[2,1,7,4,3,5,6]=>[6,7,1,4,5,3,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,1,7,4,3,6,5]=>[6,7,1,4,5,2,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,1,7,4,5,3,6]=>[6,7,1,4,3,5,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,1,7,4,5,6,3]=>[6,7,1,4,3,2,5]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,1,7,4,6,3,5]=>[6,7,1,4,2,5,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,1,7,4,6,5,3]=>[6,7,1,4,2,3,5]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,1,7,5,3,4,6]=>[6,7,1,3,5,4,2]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,1,7,5,3,6,4]=>[6,7,1,3,5,2,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,1,7,5,4,3,6]=>[6,7,1,3,4,5,2]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,1,7,5,4,6,3]=>[6,7,1,3,4,2,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,1,7,5,6,3,4]=>[6,7,1,3,2,5,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,1,7,5,6,4,3]=>[6,7,1,3,2,4,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,1,7,6,3,4,5]=>[6,7,1,2,5,4,3]=>[[.,[.,[[[.,.],.],.]]],[.,.]]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[2,1,7,6,3,5,4]=>[6,7,1,2,5,3,4]=>[[.,[.,[[.,[.,.]],.]]],[.,.]]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[2,1,7,6,4,3,5]=>[6,7,1,2,4,5,3]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,1,7,6,4,5,3]=>[6,7,1,2,4,3,5]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,1,7,6,5,3,4]=>[6,7,1,2,3,5,4]=>[[.,[.,[.,[[.,.],.]]]],[.,.]]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[2,1,7,6,5,4,3]=>[6,7,1,2,3,4,5]=>[[.,[.,[.,[.,[.,.]]]]],[.,.]]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[2,3,1,4,5,6,7]=>[6,5,7,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,.]]=>[[[[[.,.],.],.],.],[.,[.,.]]]
[2,3,1,4,5,7,6]=>[6,5,7,4,3,1,2]=>[[[[[.,[.,.]],.],.],.],[.,.]]=>[[[[.,[.,.]],.],.],[.,[.,.]]]
[2,3,1,4,6,5,7]=>[6,5,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,1,4,6,7,5]=>[6,5,7,4,2,1,3]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,1,4,7,5,6]=>[6,5,7,4,1,3,2]=>[[[[.,[[.,.],.]],.],.],[.,.]]=>[[[.,[[.,.],.]],.],[.,[.,.]]]
[2,3,1,4,7,6,5]=>[6,5,7,4,1,2,3]=>[[[[.,[.,[.,.]]],.],.],[.,.]]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]
[2,3,1,5,4,6,7]=>[6,5,7,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,1,5,4,7,6]=>[6,5,7,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,1,5,6,4,7]=>[6,5,7,3,2,4,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,1,5,6,7,4]=>[6,5,7,3,2,1,4]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,1,5,7,4,6]=>[6,5,7,3,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,1,5,7,6,4]=>[6,5,7,3,1,2,4]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,1,6,4,5,7]=>[6,5,7,2,4,3,1]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,4,7,5]=>[6,5,7,2,4,1,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,5,4,7]=>[6,5,7,2,3,4,1]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,1,6,5,7,4]=>[6,5,7,2,3,1,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,1,6,7,4,5]=>[6,5,7,2,1,4,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,7,5,4]=>[6,5,7,2,1,3,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,1,7,4,5,6]=>[6,5,7,1,4,3,2]=>[[[.,[[[.,.],.],.]],.],[.,.]]=>[[.,[[[.,.],.],.]],[.,[.,.]]]
[2,3,1,7,4,6,5]=>[6,5,7,1,4,2,3]=>[[[.,[[.,[.,.]],.]],.],[.,.]]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]
[2,3,1,7,5,4,6]=>[6,5,7,1,3,4,2]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,1,7,5,6,4]=>[6,5,7,1,3,2,4]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,1,7,6,4,5]=>[6,5,7,1,2,4,3]=>[[[.,[.,[[.,.],.]]],.],[.,.]]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]
[2,3,1,7,6,5,4]=>[6,5,7,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],.],[.,.]]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,4,1,5,6,7]=>[6,5,4,7,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,.]]=>[[[[[.,.],.],.],.],[.,[.,.]]]
[2,3,4,1,5,7,6]=>[6,5,4,7,3,1,2]=>[[[[[.,[.,.]],.],.],.],[.,.]]=>[[[[.,[.,.]],.],.],[.,[.,.]]]
[2,3,4,1,6,5,7]=>[6,5,4,7,2,3,1]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,1,6,7,5]=>[6,5,4,7,2,1,3]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,1,7,5,6]=>[6,5,4,7,1,3,2]=>[[[[.,[[.,.],.]],.],.],[.,.]]=>[[[.,[[.,.],.]],.],[.,[.,.]]]
[2,3,4,1,7,6,5]=>[6,5,4,7,1,2,3]=>[[[[.,[.,[.,.]]],.],.],[.,.]]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,5,1,6,7]=>[6,5,4,3,7,2,1]=>[[[[[[.,.],.],.],.],.],[.,.]]=>[[[[[.,.],.],.],.],[.,[.,.]]]
[2,3,4,5,1,7,6]=>[6,5,4,3,7,1,2]=>[[[[[.,[.,.]],.],.],.],[.,.]]=>[[[[.,[.,.]],.],.],[.,[.,.]]]
[2,3,4,5,6,1,7]=>[6,5,4,3,2,7,1]=>[[[[[[.,.],.],.],.],.],[.,.]]=>[[[[[.,.],.],.],.],[.,[.,.]]]
[2,3,4,5,6,7,1]=>[6,5,4,3,2,1,7]=>[[[[[[.,.],.],.],.],.],[.,.]]=>[[[[[.,.],.],.],.],[.,[.,.]]]
[2,3,4,5,7,1,6]=>[6,5,4,3,1,7,2]=>[[[[[.,[.,.]],.],.],.],[.,.]]=>[[[[.,[.,.]],.],.],[.,[.,.]]]
[2,3,4,5,7,6,1]=>[6,5,4,3,1,2,7]=>[[[[[.,[.,.]],.],.],.],[.,.]]=>[[[[.,[.,.]],.],.],[.,[.,.]]]
[2,3,4,6,1,5,7]=>[6,5,4,2,7,3,1]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,6,1,7,5]=>[6,5,4,2,7,1,3]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,6,5,1,7]=>[6,5,4,2,3,7,1]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,6,5,7,1]=>[6,5,4,2,3,1,7]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,6,7,1,5]=>[6,5,4,2,1,7,3]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,6,7,5,1]=>[6,5,4,2,1,3,7]=>[[[[[.,.],[.,.]],.],.],[.,.]]=>[[[[.,.],[.,.]],.],[.,[.,.]]]
[2,3,4,7,1,5,6]=>[6,5,4,1,7,3,2]=>[[[[.,[[.,.],.]],.],.],[.,.]]=>[[[.,[[.,.],.]],.],[.,[.,.]]]
[2,3,4,7,1,6,5]=>[6,5,4,1,7,2,3]=>[[[[.,[.,[.,.]]],.],.],[.,.]]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,7,5,1,6]=>[6,5,4,1,3,7,2]=>[[[[.,[[.,.],.]],.],.],[.,.]]=>[[[.,[[.,.],.]],.],[.,[.,.]]]
[2,3,4,7,5,6,1]=>[6,5,4,1,3,2,7]=>[[[[.,[[.,.],.]],.],.],[.,.]]=>[[[.,[[.,.],.]],.],[.,[.,.]]]
[2,3,4,7,6,1,5]=>[6,5,4,1,2,7,3]=>[[[[.,[.,[.,.]]],.],.],[.,.]]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,7,6,5,1]=>[6,5,4,1,2,3,7]=>[[[[.,[.,[.,.]]],.],.],[.,.]]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]
[2,3,5,1,4,6,7]=>[6,5,3,7,4,2,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,1,4,7,6]=>[6,5,3,7,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,1,6,4,7]=>[6,5,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,1,6,7,4]=>[6,5,3,7,2,1,4]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,1,7,4,6]=>[6,5,3,7,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,1,7,6,4]=>[6,5,3,7,1,2,4]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,4,1,6,7]=>[6,5,3,4,7,2,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,4,1,7,6]=>[6,5,3,4,7,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,4,6,1,7]=>[6,5,3,4,2,7,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,4,6,7,1]=>[6,5,3,4,2,1,7]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,4,7,1,6]=>[6,5,3,4,1,7,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,4,7,6,1]=>[6,5,3,4,1,2,7]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,6,1,4,7]=>[6,5,3,2,7,4,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,7,4]=>[6,5,3,2,7,1,4]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,4,1,7]=>[6,5,3,2,4,7,1]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,4,7,1]=>[6,5,3,2,4,1,7]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,7,1,4]=>[6,5,3,2,1,7,4]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,7,4,1]=>[6,5,3,2,1,4,7]=>[[[[[.,.],.],[.,.]],.],[.,.]]=>[[[[.,.],.],[.,.]],[.,[.,.]]]
[2,3,5,7,1,4,6]=>[6,5,3,1,7,4,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,1,6,4]=>[6,5,3,1,7,2,4]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,4,1,6]=>[6,5,3,1,4,7,2]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,4,6,1]=>[6,5,3,1,4,2,7]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,6,1,4]=>[6,5,3,1,2,7,4]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,6,4,1]=>[6,5,3,1,2,4,7]=>[[[[.,[.,.]],[.,.]],.],[.,.]]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]
[2,3,6,1,4,5,7]=>[6,5,2,7,4,3,1]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,4,7,5]=>[6,5,2,7,4,1,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,5,4,7]=>[6,5,2,7,3,4,1]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,1,5,7,4]=>[6,5,2,7,3,1,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,1,7,4,5]=>[6,5,2,7,1,4,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,7,5,4]=>[6,5,2,7,1,3,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,4,1,5,7]=>[6,5,2,4,7,3,1]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,1,7,5]=>[6,5,2,4,7,1,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,5,1,7]=>[6,5,2,4,3,7,1]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,5,7,1]=>[6,5,2,4,3,1,7]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,7,1,5]=>[6,5,2,4,1,7,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,7,5,1]=>[6,5,2,4,1,3,7]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,5,1,4,7]=>[6,5,2,3,7,4,1]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,5,1,7,4]=>[6,5,2,3,7,1,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,5,4,1,7]=>[6,5,2,3,4,7,1]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,5,4,7,1]=>[6,5,2,3,4,1,7]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,5,7,1,4]=>[6,5,2,3,1,7,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,5,7,4,1]=>[6,5,2,3,1,4,7]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,7,1,4,5]=>[6,5,2,1,7,4,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,1,5,4]=>[6,5,2,1,7,3,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,7,4,1,5]=>[6,5,2,1,4,7,3]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,4,5,1]=>[6,5,2,1,4,3,7]=>[[[[.,.],[[.,.],.]],.],[.,.]]=>[[[.,.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,5,1,4]=>[6,5,2,1,3,7,4]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,6,7,5,4,1]=>[6,5,2,1,3,4,7]=>[[[[.,.],[.,[.,.]]],.],[.,.]]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]
[2,3,7,1,4,5,6]=>[6,5,1,7,4,3,2]=>[[[.,[[[.,.],.],.]],.],[.,.]]=>[[.,[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,1,4,6,5]=>[6,5,1,7,4,2,3]=>[[[.,[[.,[.,.]],.]],.],[.,.]]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]
[2,3,7,1,5,4,6]=>[6,5,1,7,3,4,2]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,1,5,6,4]=>[6,5,1,7,3,2,4]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,1,6,4,5]=>[6,5,1,7,2,4,3]=>[[[.,[.,[[.,.],.]]],.],[.,.]]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]
[2,3,7,1,6,5,4]=>[6,5,1,7,2,3,4]=>[[[.,[.,[.,[.,.]]]],.],[.,.]]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,7,4,1,5,6]=>[6,5,1,4,7,3,2]=>[[[.,[[[.,.],.],.]],.],[.,.]]=>[[.,[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,4,1,6,5]=>[6,5,1,4,7,2,3]=>[[[.,[[.,[.,.]],.]],.],[.,.]]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]
[2,3,7,4,5,1,6]=>[6,5,1,4,3,7,2]=>[[[.,[[[.,.],.],.]],.],[.,.]]=>[[.,[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,4,5,6,1]=>[6,5,1,4,3,2,7]=>[[[.,[[[.,.],.],.]],.],[.,.]]=>[[.,[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,4,6,1,5]=>[6,5,1,4,2,7,3]=>[[[.,[[.,[.,.]],.]],.],[.,.]]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]
[2,3,7,4,6,5,1]=>[6,5,1,4,2,3,7]=>[[[.,[[.,[.,.]],.]],.],[.,.]]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]
[2,3,7,5,1,4,6]=>[6,5,1,3,7,4,2]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,5,1,6,4]=>[6,5,1,3,7,2,4]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,5,4,1,6]=>[6,5,1,3,4,7,2]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,5,4,6,1]=>[6,5,1,3,4,2,7]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,5,6,1,4]=>[6,5,1,3,2,7,4]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,5,6,4,1]=>[6,5,1,3,2,4,7]=>[[[.,[[.,.],[.,.]]],.],[.,.]]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,6,1,4,5]=>[6,5,1,2,7,4,3]=>[[[.,[.,[[.,.],.]]],.],[.,.]]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]
[2,3,7,6,1,5,4]=>[6,5,1,2,7,3,4]=>[[[.,[.,[.,[.,.]]]],.],[.,.]]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,7,6,4,1,5]=>[6,5,1,2,4,7,3]=>[[[.,[.,[[.,.],.]]],.],[.,.]]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]
[2,3,7,6,4,5,1]=>[6,5,1,2,4,3,7]=>[[[.,[.,[[.,.],.]]],.],[.,.]]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]
[2,3,7,6,5,1,4]=>[6,5,1,2,3,7,4]=>[[[.,[.,[.,[.,.]]]],.],[.,.]]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,7,6,5,4,1]=>[6,5,1,2,3,4,7]=>[[[.,[.,[.,[.,.]]]],.],[.,.]]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]
[2,4,1,3,5,6,7]=>[6,4,7,5,3,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,1,3,5,7,6]=>[6,4,7,5,3,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,1,3,6,5,7]=>[6,4,7,5,2,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,3,6,7,5]=>[6,4,7,5,2,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,3,7,5,6]=>[6,4,7,5,1,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,1,3,7,6,5]=>[6,4,7,5,1,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,1,5,3,6,7]=>[6,4,7,3,5,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,1,5,3,7,6]=>[6,4,7,3,5,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,1,5,6,3,7]=>[6,4,7,3,2,5,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,1,5,6,7,3]=>[6,4,7,3,2,1,5]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,1,5,7,3,6]=>[6,4,7,3,1,5,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,1,5,7,6,3]=>[6,4,7,3,1,2,5]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,1,6,3,5,7]=>[6,4,7,2,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,3,7,5]=>[6,4,7,2,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,5,3,7]=>[6,4,7,2,3,5,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,5,7,3]=>[6,4,7,2,3,1,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,7,3,5]=>[6,4,7,2,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,7,5,3]=>[6,4,7,2,1,3,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,1,7,3,5,6]=>[6,4,7,1,5,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,1,7,3,6,5]=>[6,4,7,1,5,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,1,7,5,3,6]=>[6,4,7,1,3,5,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,1,7,5,6,3]=>[6,4,7,1,3,2,5]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,1,7,6,3,5]=>[6,4,7,1,2,5,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,1,7,6,5,3]=>[6,4,7,1,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,3,1,5,6,7]=>[6,4,5,7,3,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,3,1,5,7,6]=>[6,4,5,7,3,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,3,1,6,5,7]=>[6,4,5,7,2,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,1,6,7,5]=>[6,4,5,7,2,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,1,7,5,6]=>[6,4,5,7,1,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,3,1,7,6,5]=>[6,4,5,7,1,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,3,5,1,6,7]=>[6,4,5,3,7,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,3,5,1,7,6]=>[6,4,5,3,7,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,3,5,6,1,7]=>[6,4,5,3,2,7,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,3,5,6,7,1]=>[6,4,5,3,2,1,7]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,3,5,7,1,6]=>[6,4,5,3,1,7,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,3,5,7,6,1]=>[6,4,5,3,1,2,7]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,3,6,1,5,7]=>[6,4,5,2,7,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,6,1,7,5]=>[6,4,5,2,7,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,6,5,1,7]=>[6,4,5,2,3,7,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,6,5,7,1]=>[6,4,5,2,3,1,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,6,7,1,5]=>[6,4,5,2,1,7,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,6,7,5,1]=>[6,4,5,2,1,3,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,3,7,1,5,6]=>[6,4,5,1,7,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,3,7,1,6,5]=>[6,4,5,1,7,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,3,7,5,1,6]=>[6,4,5,1,3,7,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,3,7,5,6,1]=>[6,4,5,1,3,2,7]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,3,7,6,1,5]=>[6,4,5,1,2,7,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,3,7,6,5,1]=>[6,4,5,1,2,3,7]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,5,1,3,6,7]=>[6,4,3,7,5,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,1,3,7,6]=>[6,4,3,7,5,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,1,6,3,7]=>[6,4,3,7,2,5,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,1,6,7,3]=>[6,4,3,7,2,1,5]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,1,7,3,6]=>[6,4,3,7,1,5,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,1,7,6,3]=>[6,4,3,7,1,2,5]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,3,1,6,7]=>[6,4,3,5,7,2,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,3,1,7,6]=>[6,4,3,5,7,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,3,6,1,7]=>[6,4,3,5,2,7,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,3,6,7,1]=>[6,4,3,5,2,1,7]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,3,7,1,6]=>[6,4,3,5,1,7,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,3,7,6,1]=>[6,4,3,5,1,2,7]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,6,1,3,7]=>[6,4,3,2,7,5,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,6,1,7,3]=>[6,4,3,2,7,1,5]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,6,3,1,7]=>[6,4,3,2,5,7,1]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,6,3,7,1]=>[6,4,3,2,5,1,7]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,6,7,1,3]=>[6,4,3,2,1,7,5]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,6,7,3,1]=>[6,4,3,2,1,5,7]=>[[[[[.,.],.],.],[.,.]],[.,.]]=>[[[[.,.],.],.],[[.,.],[.,.]]]
[2,4,5,7,1,3,6]=>[6,4,3,1,7,5,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,1,6,3]=>[6,4,3,1,7,2,5]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,3,1,6]=>[6,4,3,1,5,7,2]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,3,6,1]=>[6,4,3,1,5,2,7]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,6,1,3]=>[6,4,3,1,2,7,5]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,6,3,1]=>[6,4,3,1,2,5,7]=>[[[[.,[.,.]],.],[.,.]],[.,.]]=>[[[.,[.,.]],.],[[.,.],[.,.]]]
[2,4,6,1,3,5,7]=>[6,4,2,7,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,3,7,5]=>[6,4,2,7,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,5,3,7]=>[6,4,2,7,3,5,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,5,7,3]=>[6,4,2,7,3,1,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,7,3,5]=>[6,4,2,7,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,7,5,3]=>[6,4,2,7,1,3,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,3,1,5,7]=>[6,4,2,5,7,3,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,3,1,7,5]=>[6,4,2,5,7,1,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,3,5,1,7]=>[6,4,2,5,3,7,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,3,5,7,1]=>[6,4,2,5,3,1,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,3,7,1,5]=>[6,4,2,5,1,7,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,3,7,5,1]=>[6,4,2,5,1,3,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,5,1,3,7]=>[6,4,2,3,7,5,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,5,1,7,3]=>[6,4,2,3,7,1,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,5,3,1,7]=>[6,4,2,3,5,7,1]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,5,3,7,1]=>[6,4,2,3,5,1,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,5,7,1,3]=>[6,4,2,3,1,7,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,5,7,3,1]=>[6,4,2,3,1,5,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,7,1,3,5]=>[6,4,2,1,7,5,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,7,1,5,3]=>[6,4,2,1,7,3,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,7,3,1,5]=>[6,4,2,1,5,7,3]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,7,3,5,1]=>[6,4,2,1,5,3,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,7,5,1,3]=>[6,4,2,1,3,7,5]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,6,7,5,3,1]=>[6,4,2,1,3,5,7]=>[[[[.,.],[.,.]],[.,.]],[.,.]]=>[[[.,.],[.,.]],[[.,.],[.,.]]]
[2,4,7,1,3,5,6]=>[6,4,1,7,5,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,1,3,6,5]=>[6,4,1,7,5,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,1,5,3,6]=>[6,4,1,7,3,5,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,1,5,6,3]=>[6,4,1,7,3,2,5]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,1,6,3,5]=>[6,4,1,7,2,5,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,1,6,5,3]=>[6,4,1,7,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,3,1,5,6]=>[6,4,1,5,7,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,3,1,6,5]=>[6,4,1,5,7,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,3,5,1,6]=>[6,4,1,5,3,7,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,3,5,6,1]=>[6,4,1,5,3,2,7]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,3,6,1,5]=>[6,4,1,5,2,7,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,3,6,5,1]=>[6,4,1,5,2,3,7]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,5,1,3,6]=>[6,4,1,3,7,5,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,5,1,6,3]=>[6,4,1,3,7,2,5]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,5,3,1,6]=>[6,4,1,3,5,7,2]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,5,3,6,1]=>[6,4,1,3,5,2,7]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,5,6,1,3]=>[6,4,1,3,2,7,5]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,5,6,3,1]=>[6,4,1,3,2,5,7]=>[[[.,[[.,.],.]],[.,.]],[.,.]]=>[[.,[[.,.],.]],[[.,.],[.,.]]]
[2,4,7,6,1,3,5]=>[6,4,1,2,7,5,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,6,1,5,3]=>[6,4,1,2,7,3,5]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,6,3,1,5]=>[6,4,1,2,5,7,3]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,6,3,5,1]=>[6,4,1,2,5,3,7]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,6,5,1,3]=>[6,4,1,2,3,7,5]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,4,7,6,5,3,1]=>[6,4,1,2,3,5,7]=>[[[.,[.,[.,.]]],[.,.]],[.,.]]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]
[2,5,1,3,4,6,7]=>[6,3,7,5,4,2,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,1,3,4,7,6]=>[6,3,7,5,4,1,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,3,6,4,7]=>[6,3,7,5,2,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,1,3,6,7,4]=>[6,3,7,5,2,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,1,3,7,4,6]=>[6,3,7,5,1,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,3,7,6,4]=>[6,3,7,5,1,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,4,3,6,7]=>[6,3,7,4,5,2,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,1,4,3,7,6]=>[6,3,7,4,5,1,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,1,4,6,3,7]=>[6,3,7,4,2,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,1,4,6,7,3]=>[6,3,7,4,2,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,1,4,7,3,6]=>[6,3,7,4,1,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,1,4,7,6,3]=>[6,3,7,4,1,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,1,6,3,4,7]=>[6,3,7,2,5,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,3,7,4]=>[6,3,7,2,5,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,4,3,7]=>[6,3,7,2,4,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,1,6,4,7,3]=>[6,3,7,2,4,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,1,6,7,3,4]=>[6,3,7,2,1,5,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,7,4,3]=>[6,3,7,2,1,4,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,1,7,3,4,6]=>[6,3,7,1,5,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,7,3,6,4]=>[6,3,7,1,5,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,7,4,3,6]=>[6,3,7,1,4,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,1,7,4,6,3]=>[6,3,7,1,4,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,1,7,6,3,4]=>[6,3,7,1,2,5,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,7,6,4,3]=>[6,3,7,1,2,4,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,3,1,4,6,7]=>[6,3,5,7,4,2,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,1,4,7,6]=>[6,3,5,7,4,1,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,1,6,4,7]=>[6,3,5,7,2,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,1,6,7,4]=>[6,3,5,7,2,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,1,7,4,6]=>[6,3,5,7,1,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,1,7,6,4]=>[6,3,5,7,1,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,4,1,6,7]=>[6,3,5,4,7,2,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,4,1,7,6]=>[6,3,5,4,7,1,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,4,6,1,7]=>[6,3,5,4,2,7,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,4,6,7,1]=>[6,3,5,4,2,1,7]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,4,7,1,6]=>[6,3,5,4,1,7,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,4,7,6,1]=>[6,3,5,4,1,2,7]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,6,1,4,7]=>[6,3,5,2,7,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,6,1,7,4]=>[6,3,5,2,7,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,6,4,1,7]=>[6,3,5,2,4,7,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,6,4,7,1]=>[6,3,5,2,4,1,7]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,6,7,1,4]=>[6,3,5,2,1,7,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,6,7,4,1]=>[6,3,5,2,1,4,7]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,3,7,1,4,6]=>[6,3,5,1,7,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,7,1,6,4]=>[6,3,5,1,7,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,7,4,1,6]=>[6,3,5,1,4,7,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,7,4,6,1]=>[6,3,5,1,4,2,7]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,7,6,1,4]=>[6,3,5,1,2,7,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,7,6,4,1]=>[6,3,5,1,2,4,7]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,4,1,3,6,7]=>[6,3,4,7,5,2,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,1,3,7,6]=>[6,3,4,7,5,1,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,1,6,3,7]=>[6,3,4,7,2,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,1,6,7,3]=>[6,3,4,7,2,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,1,7,3,6]=>[6,3,4,7,1,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,1,7,6,3]=>[6,3,4,7,1,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,3,1,6,7]=>[6,3,4,5,7,2,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,3,1,7,6]=>[6,3,4,5,7,1,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,3,6,1,7]=>[6,3,4,5,2,7,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,3,6,7,1]=>[6,3,4,5,2,1,7]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,3,7,1,6]=>[6,3,4,5,1,7,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,3,7,6,1]=>[6,3,4,5,1,2,7]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,6,1,3,7]=>[6,3,4,2,7,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,6,1,7,3]=>[6,3,4,2,7,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,6,3,1,7]=>[6,3,4,2,5,7,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,6,3,7,1]=>[6,3,4,2,5,1,7]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,6,7,1,3]=>[6,3,4,2,1,7,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,6,7,3,1]=>[6,3,4,2,1,5,7]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,4,7,1,3,6]=>[6,3,4,1,7,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,7,1,6,3]=>[6,3,4,1,7,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,7,3,1,6]=>[6,3,4,1,5,7,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,7,3,6,1]=>[6,3,4,1,5,2,7]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,7,6,1,3]=>[6,3,4,1,2,7,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,4,7,6,3,1]=>[6,3,4,1,2,5,7]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,6,1,3,4,7]=>[6,3,2,7,5,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,3,7,4]=>[6,3,2,7,5,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,4,3,7]=>[6,3,2,7,4,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,1,4,7,3]=>[6,3,2,7,4,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,1,7,3,4]=>[6,3,2,7,1,5,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,7,4,3]=>[6,3,2,7,1,4,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,3,1,4,7]=>[6,3,2,5,7,4,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,3,1,7,4]=>[6,3,2,5,7,1,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,3,4,1,7]=>[6,3,2,5,4,7,1]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,3,4,7,1]=>[6,3,2,5,4,1,7]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,3,7,1,4]=>[6,3,2,5,1,7,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,3,7,4,1]=>[6,3,2,5,1,4,7]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,4,1,3,7]=>[6,3,2,4,7,5,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,4,1,7,3]=>[6,3,2,4,7,1,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,4,3,1,7]=>[6,3,2,4,5,7,1]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,4,3,7,1]=>[6,3,2,4,5,1,7]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,4,7,1,3]=>[6,3,2,4,1,7,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,4,7,3,1]=>[6,3,2,4,1,5,7]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,7,1,3,4]=>[6,3,2,1,7,5,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,7,1,4,3]=>[6,3,2,1,7,4,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,7,3,1,4]=>[6,3,2,1,5,7,4]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,7,3,4,1]=>[6,3,2,1,5,4,7]=>[[[[.,.],.],[[.,.],.]],[.,.]]=>[[[.,.],.],[[[.,.],.],[.,.]]]
[2,5,6,7,4,1,3]=>[6,3,2,1,4,7,5]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,6,7,4,3,1]=>[6,3,2,1,4,5,7]=>[[[[.,.],.],[.,[.,.]]],[.,.]]=>[[[.,.],.],[[.,[.,.]],[.,.]]]
[2,5,7,1,3,4,6]=>[6,3,1,7,5,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,1,3,6,4]=>[6,3,1,7,5,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,1,4,3,6]=>[6,3,1,7,4,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,1,4,6,3]=>[6,3,1,7,4,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,1,6,3,4]=>[6,3,1,7,2,5,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,1,6,4,3]=>[6,3,1,7,2,4,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,3,1,4,6]=>[6,3,1,5,7,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,3,1,6,4]=>[6,3,1,5,7,2,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,3,4,1,6]=>[6,3,1,5,4,7,2]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,3,4,6,1]=>[6,3,1,5,4,2,7]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,3,6,1,4]=>[6,3,1,5,2,7,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,3,6,4,1]=>[6,3,1,5,2,4,7]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,4,1,3,6]=>[6,3,1,4,7,5,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,4,1,6,3]=>[6,3,1,4,7,2,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,4,3,1,6]=>[6,3,1,4,5,7,2]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,4,3,6,1]=>[6,3,1,4,5,2,7]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,4,6,1,3]=>[6,3,1,4,2,7,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,4,6,3,1]=>[6,3,1,4,2,5,7]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,6,1,3,4]=>[6,3,1,2,7,5,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,6,1,4,3]=>[6,3,1,2,7,4,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,6,3,1,4]=>[6,3,1,2,5,7,4]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,6,3,4,1]=>[6,3,1,2,5,4,7]=>[[[.,[.,.]],[[.,.],.]],[.,.]]=>[[.,[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,6,4,1,3]=>[6,3,1,2,4,7,5]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,5,7,6,4,3,1]=>[6,3,1,2,4,5,7]=>[[[.,[.,.]],[.,[.,.]]],[.,.]]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]
[2,6,1,3,4,5,7]=>[6,2,7,5,4,3,1]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,4,7,5]=>[6,2,7,5,4,1,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,5,4,7]=>[6,2,7,5,3,4,1]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,1,3,5,7,4]=>[6,2,7,5,3,1,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,1,3,7,4,5]=>[6,2,7,5,1,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,7,5,4]=>[6,2,7,5,1,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,1,4,3,5,7]=>[6,2,7,4,5,3,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,4,3,7,5]=>[6,2,7,4,5,1,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,4,5,3,7]=>[6,2,7,4,3,5,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,4,5,7,3]=>[6,2,7,4,3,1,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,4,7,3,5]=>[6,2,7,4,1,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,4,7,5,3]=>[6,2,7,4,1,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,5,3,4,7]=>[6,2,7,3,5,4,1]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,1,5,3,7,4]=>[6,2,7,3,5,1,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,1,5,4,3,7]=>[6,2,7,3,4,5,1]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,1,5,4,7,3]=>[6,2,7,3,4,1,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,1,5,7,3,4]=>[6,2,7,3,1,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,1,5,7,4,3]=>[6,2,7,3,1,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,1,7,3,4,5]=>[6,2,7,1,5,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,1,7,3,5,4]=>[6,2,7,1,5,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,1,7,4,3,5]=>[6,2,7,1,4,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,7,4,5,3]=>[6,2,7,1,4,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,1,7,5,3,4]=>[6,2,7,1,3,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,1,7,5,4,3]=>[6,2,7,1,3,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,3,1,4,5,7]=>[6,2,5,7,4,3,1]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,1,4,7,5]=>[6,2,5,7,4,1,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,1,5,4,7]=>[6,2,5,7,3,4,1]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,1,5,7,4]=>[6,2,5,7,3,1,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,1,7,4,5]=>[6,2,5,7,1,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,1,7,5,4]=>[6,2,5,7,1,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,4,1,5,7]=>[6,2,5,4,7,3,1]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,4,1,7,5]=>[6,2,5,4,7,1,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,4,5,1,7]=>[6,2,5,4,3,7,1]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,4,5,7,1]=>[6,2,5,4,3,1,7]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,4,7,1,5]=>[6,2,5,4,1,7,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,4,7,5,1]=>[6,2,5,4,1,3,7]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,5,1,4,7]=>[6,2,5,3,7,4,1]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,1,7,4]=>[6,2,5,3,7,1,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,4,1,7]=>[6,2,5,3,4,7,1]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,4,7,1]=>[6,2,5,3,4,1,7]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,7,1,4]=>[6,2,5,3,1,7,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,7,4,1]=>[6,2,5,3,1,4,7]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,7,1,4,5]=>[6,2,5,1,7,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,7,1,5,4]=>[6,2,5,1,7,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,7,4,1,5]=>[6,2,5,1,4,7,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,7,4,5,1]=>[6,2,5,1,4,3,7]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,3,7,5,1,4]=>[6,2,5,1,3,7,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,7,5,4,1]=>[6,2,5,1,3,4,7]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,4,1,3,5,7]=>[6,2,4,7,5,3,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,1,3,7,5]=>[6,2,4,7,5,1,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,1,5,3,7]=>[6,2,4,7,3,5,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,1,5,7,3]=>[6,2,4,7,3,1,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,1,7,3,5]=>[6,2,4,7,1,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,1,7,5,3]=>[6,2,4,7,1,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,1,5,7]=>[6,2,4,5,7,3,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,1,7,5]=>[6,2,4,5,7,1,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,5,1,7]=>[6,2,4,5,3,7,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,5,7,1]=>[6,2,4,5,3,1,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,7,1,5]=>[6,2,4,5,1,7,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,7,5,1]=>[6,2,4,5,1,3,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,1,3,7]=>[6,2,4,3,7,5,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,1,7,3]=>[6,2,4,3,7,1,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,3,1,7]=>[6,2,4,3,5,7,1]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,3,7,1]=>[6,2,4,3,5,1,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,7,1,3]=>[6,2,4,3,1,7,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,7,3,1]=>[6,2,4,3,1,5,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,7,1,3,5]=>[6,2,4,1,7,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,7,1,5,3]=>[6,2,4,1,7,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,7,3,1,5]=>[6,2,4,1,5,7,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,7,3,5,1]=>[6,2,4,1,5,3,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,7,5,1,3]=>[6,2,4,1,3,7,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,7,5,3,1]=>[6,2,4,1,3,5,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,5,1,3,4,7]=>[6,2,3,7,5,4,1]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,1,3,7,4]=>[6,2,3,7,5,1,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,1,4,3,7]=>[6,2,3,7,4,5,1]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,1,4,7,3]=>[6,2,3,7,4,1,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,1,7,3,4]=>[6,2,3,7,1,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,1,7,4,3]=>[6,2,3,7,1,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,3,1,4,7]=>[6,2,3,5,7,4,1]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,3,1,7,4]=>[6,2,3,5,7,1,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,3,4,1,7]=>[6,2,3,5,4,7,1]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,3,4,7,1]=>[6,2,3,5,4,1,7]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,3,7,1,4]=>[6,2,3,5,1,7,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,3,7,4,1]=>[6,2,3,5,1,4,7]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,4,1,3,7]=>[6,2,3,4,7,5,1]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,4,1,7,3]=>[6,2,3,4,7,1,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,4,3,1,7]=>[6,2,3,4,5,7,1]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,4,3,7,1]=>[6,2,3,4,5,1,7]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,4,7,1,3]=>[6,2,3,4,1,7,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,4,7,3,1]=>[6,2,3,4,1,5,7]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,7,1,3,4]=>[6,2,3,1,7,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,7,1,4,3]=>[6,2,3,1,7,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,7,3,1,4]=>[6,2,3,1,5,7,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,7,3,4,1]=>[6,2,3,1,5,4,7]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,5,7,4,1,3]=>[6,2,3,1,4,7,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,5,7,4,3,1]=>[6,2,3,1,4,5,7]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,7,1,3,4,5]=>[6,2,1,7,5,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,7,1,3,5,4]=>[6,2,1,7,5,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,7,1,4,3,5]=>[6,2,1,7,4,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,1,4,5,3]=>[6,2,1,7,4,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,1,5,3,4]=>[6,2,1,7,3,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,7,1,5,4,3]=>[6,2,1,7,3,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,7,3,1,4,5]=>[6,2,1,5,7,4,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,7,3,1,5,4]=>[6,2,1,5,7,3,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,7,3,4,1,5]=>[6,2,1,5,4,7,3]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,7,3,4,5,1]=>[6,2,1,5,4,3,7]=>[[[.,.],[[[.,.],.],.]],[.,.]]=>[[.,.],[[[[.,.],.],.],[.,.]]]
[2,6,7,3,5,1,4]=>[6,2,1,5,3,7,4]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,7,3,5,4,1]=>[6,2,1,5,3,4,7]=>[[[.,.],[[.,[.,.]],.]],[.,.]]=>[[.,.],[[[.,[.,.]],.],[.,.]]]
[2,6,7,4,1,3,5]=>[6,2,1,4,7,5,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,4,1,5,3]=>[6,2,1,4,7,3,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,4,3,1,5]=>[6,2,1,4,5,7,3]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,4,3,5,1]=>[6,2,1,4,5,3,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,4,5,1,3]=>[6,2,1,4,3,7,5]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,4,5,3,1]=>[6,2,1,4,3,5,7]=>[[[.,.],[[.,.],[.,.]]],[.,.]]=>[[.,.],[[[.,.],[.,.]],[.,.]]]
[2,6,7,5,1,3,4]=>[6,2,1,3,7,5,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,7,5,1,4,3]=>[6,2,1,3,7,4,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,7,5,3,1,4]=>[6,2,1,3,5,7,4]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,7,5,3,4,1]=>[6,2,1,3,5,4,7]=>[[[.,.],[.,[[.,.],.]]],[.,.]]=>[[.,.],[[.,[[.,.],.]],[.,.]]]
[2,6,7,5,4,1,3]=>[6,2,1,3,4,7,5]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,6,7,5,4,3,1]=>[6,2,1,3,4,5,7]=>[[[.,.],[.,[.,[.,.]]]],[.,.]]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]
[2,7,1,3,4,5,6]=>[6,1,7,5,4,3,2]=>[[.,[[[[.,.],.],.],.]],[.,.]]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[2,7,1,3,4,6,5]=>[6,1,7,5,4,2,3]=>[[.,[[[.,[.,.]],.],.]],[.,.]]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[2,7,1,3,5,4,6]=>[6,1,7,5,3,4,2]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,1,3,5,6,4]=>[6,1,7,5,3,2,4]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,1,3,6,4,5]=>[6,1,7,5,2,4,3]=>[[.,[[.,[[.,.],.]],.]],[.,.]]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[2,7,1,3,6,5,4]=>[6,1,7,5,2,3,4]=>[[.,[[.,[.,[.,.]]],.]],[.,.]]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[2,7,1,4,3,5,6]=>[6,1,7,4,5,3,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,1,4,3,6,5]=>[6,1,7,4,5,2,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,1,4,5,3,6]=>[6,1,7,4,3,5,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,1,4,5,6,3]=>[6,1,7,4,3,2,5]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,1,4,6,3,5]=>[6,1,7,4,2,5,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,1,4,6,5,3]=>[6,1,7,4,2,3,5]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,1,5,3,4,6]=>[6,1,7,3,5,4,2]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,1,5,3,6,4]=>[6,1,7,3,5,2,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,1,5,4,3,6]=>[6,1,7,3,4,5,2]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,1,5,4,6,3]=>[6,1,7,3,4,2,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,1,5,6,3,4]=>[6,1,7,3,2,5,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,1,5,6,4,3]=>[6,1,7,3,2,4,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,1,6,3,4,5]=>[6,1,7,2,5,4,3]=>[[.,[.,[[[.,.],.],.]]],[.,.]]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[2,7,1,6,3,5,4]=>[6,1,7,2,5,3,4]=>[[.,[.,[[.,[.,.]],.]]],[.,.]]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[2,7,1,6,4,3,5]=>[6,1,7,2,4,5,3]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,1,6,4,5,3]=>[6,1,7,2,4,3,5]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,1,6,5,3,4]=>[6,1,7,2,3,5,4]=>[[.,[.,[.,[[.,.],.]]]],[.,.]]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[2,7,1,6,5,4,3]=>[6,1,7,2,3,4,5]=>[[.,[.,[.,[.,[.,.]]]]],[.,.]]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[2,7,3,1,4,5,6]=>[6,1,5,7,4,3,2]=>[[.,[[[[.,.],.],.],.]],[.,.]]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[2,7,3,1,4,6,5]=>[6,1,5,7,4,2,3]=>[[.,[[[.,[.,.]],.],.]],[.,.]]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[2,7,3,1,5,4,6]=>[6,1,5,7,3,4,2]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,1,5,6,4]=>[6,1,5,7,3,2,4]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,1,6,4,5]=>[6,1,5,7,2,4,3]=>[[.,[[.,[[.,.],.]],.]],[.,.]]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[2,7,3,1,6,5,4]=>[6,1,5,7,2,3,4]=>[[.,[[.,[.,[.,.]]],.]],[.,.]]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[2,7,3,4,1,5,6]=>[6,1,5,4,7,3,2]=>[[.,[[[[.,.],.],.],.]],[.,.]]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[2,7,3,4,1,6,5]=>[6,1,5,4,7,2,3]=>[[.,[[[.,[.,.]],.],.]],[.,.]]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[2,7,3,4,5,1,6]=>[6,1,5,4,3,7,2]=>[[.,[[[[.,.],.],.],.]],[.,.]]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[2,7,3,4,5,6,1]=>[6,1,5,4,3,2,7]=>[[.,[[[[.,.],.],.],.]],[.,.]]=>[.,[[[[[.,.],.],.],.],[.,.]]]
[2,7,3,4,6,1,5]=>[6,1,5,4,2,7,3]=>[[.,[[[.,[.,.]],.],.]],[.,.]]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[2,7,3,4,6,5,1]=>[6,1,5,4,2,3,7]=>[[.,[[[.,[.,.]],.],.]],[.,.]]=>[.,[[[[.,[.,.]],.],.],[.,.]]]
[2,7,3,5,1,4,6]=>[6,1,5,3,7,4,2]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,5,1,6,4]=>[6,1,5,3,7,2,4]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,5,4,1,6]=>[6,1,5,3,4,7,2]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,5,4,6,1]=>[6,1,5,3,4,2,7]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,5,6,1,4]=>[6,1,5,3,2,7,4]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,5,6,4,1]=>[6,1,5,3,2,4,7]=>[[.,[[[.,.],[.,.]],.]],[.,.]]=>[.,[[[[.,.],[.,.]],.],[.,.]]]
[2,7,3,6,1,4,5]=>[6,1,5,2,7,4,3]=>[[.,[[.,[[.,.],.]],.]],[.,.]]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[2,7,3,6,1,5,4]=>[6,1,5,2,7,3,4]=>[[.,[[.,[.,[.,.]]],.]],[.,.]]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[2,7,3,6,4,1,5]=>[6,1,5,2,4,7,3]=>[[.,[[.,[[.,.],.]],.]],[.,.]]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[2,7,3,6,4,5,1]=>[6,1,5,2,4,3,7]=>[[.,[[.,[[.,.],.]],.]],[.,.]]=>[.,[[[.,[[.,.],.]],.],[.,.]]]
[2,7,3,6,5,1,4]=>[6,1,5,2,3,7,4]=>[[.,[[.,[.,[.,.]]],.]],[.,.]]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[2,7,3,6,5,4,1]=>[6,1,5,2,3,4,7]=>[[.,[[.,[.,[.,.]]],.]],[.,.]]=>[.,[[[.,[.,[.,.]]],.],[.,.]]]
[2,7,4,1,3,5,6]=>[6,1,4,7,5,3,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,1,3,6,5]=>[6,1,4,7,5,2,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,1,5,3,6]=>[6,1,4,7,3,5,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,1,5,6,3]=>[6,1,4,7,3,2,5]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,1,6,3,5]=>[6,1,4,7,2,5,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,1,6,5,3]=>[6,1,4,7,2,3,5]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,3,1,5,6]=>[6,1,4,5,7,3,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,3,1,6,5]=>[6,1,4,5,7,2,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,3,5,1,6]=>[6,1,4,5,3,7,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,3,5,6,1]=>[6,1,4,5,3,2,7]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,3,6,1,5]=>[6,1,4,5,2,7,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,3,6,5,1]=>[6,1,4,5,2,3,7]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,5,1,3,6]=>[6,1,4,3,7,5,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,5,1,6,3]=>[6,1,4,3,7,2,5]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,5,3,1,6]=>[6,1,4,3,5,7,2]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,5,3,6,1]=>[6,1,4,3,5,2,7]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,5,6,1,3]=>[6,1,4,3,2,7,5]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,5,6,3,1]=>[6,1,4,3,2,5,7]=>[[.,[[[.,.],.],[.,.]]],[.,.]]=>[.,[[[[.,.],.],[.,.]],[.,.]]]
[2,7,4,6,1,3,5]=>[6,1,4,2,7,5,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,6,1,5,3]=>[6,1,4,2,7,3,5]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,6,3,1,5]=>[6,1,4,2,5,7,3]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,6,3,5,1]=>[6,1,4,2,5,3,7]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,6,5,1,3]=>[6,1,4,2,3,7,5]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,4,6,5,3,1]=>[6,1,4,2,3,5,7]=>[[.,[[.,[.,.]],[.,.]]],[.,.]]=>[.,[[[.,[.,.]],[.,.]],[.,.]]]
[2,7,5,1,3,4,6]=>[6,1,3,7,5,4,2]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,1,3,6,4]=>[6,1,3,7,5,2,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,1,4,3,6]=>[6,1,3,7,4,5,2]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,1,4,6,3]=>[6,1,3,7,4,2,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,1,6,3,4]=>[6,1,3,7,2,5,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,1,6,4,3]=>[6,1,3,7,2,4,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,3,1,4,6]=>[6,1,3,5,7,4,2]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,3,1,6,4]=>[6,1,3,5,7,2,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,3,4,1,6]=>[6,1,3,5,4,7,2]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,3,4,6,1]=>[6,1,3,5,4,2,7]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,3,6,1,4]=>[6,1,3,5,2,7,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,3,6,4,1]=>[6,1,3,5,2,4,7]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,4,1,3,6]=>[6,1,3,4,7,5,2]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,4,1,6,3]=>[6,1,3,4,7,2,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,4,3,1,6]=>[6,1,3,4,5,7,2]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,4,3,6,1]=>[6,1,3,4,5,2,7]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,4,6,1,3]=>[6,1,3,4,2,7,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,4,6,3,1]=>[6,1,3,4,2,5,7]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,6,1,3,4]=>[6,1,3,2,7,5,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,6,1,4,3]=>[6,1,3,2,7,4,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,6,3,1,4]=>[6,1,3,2,5,7,4]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,6,3,4,1]=>[6,1,3,2,5,4,7]=>[[.,[[.,.],[[.,.],.]]],[.,.]]=>[.,[[[.,.],[[.,.],.]],[.,.]]]
[2,7,5,6,4,1,3]=>[6,1,3,2,4,7,5]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,6,4,3,1]=>[6,1,3,2,4,5,7]=>[[.,[[.,.],[.,[.,.]]]],[.,.]]=>[.,[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,6,1,3,4,5]=>[6,1,2,7,5,4,3]=>[[.,[.,[[[.,.],.],.]]],[.,.]]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[2,7,6,1,3,5,4]=>[6,1,2,7,5,3,4]=>[[.,[.,[[.,[.,.]],.]]],[.,.]]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[2,7,6,1,4,3,5]=>[6,1,2,7,4,5,3]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,1,4,5,3]=>[6,1,2,7,4,3,5]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,1,5,3,4]=>[6,1,2,7,3,5,4]=>[[.,[.,[.,[[.,.],.]]]],[.,.]]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[2,7,6,1,5,4,3]=>[6,1,2,7,3,4,5]=>[[.,[.,[.,[.,[.,.]]]]],[.,.]]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[2,7,6,3,1,4,5]=>[6,1,2,5,7,4,3]=>[[.,[.,[[[.,.],.],.]]],[.,.]]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[2,7,6,3,1,5,4]=>[6,1,2,5,7,3,4]=>[[.,[.,[[.,[.,.]],.]]],[.,.]]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[2,7,6,3,4,1,5]=>[6,1,2,5,4,7,3]=>[[.,[.,[[[.,.],.],.]]],[.,.]]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[2,7,6,3,4,5,1]=>[6,1,2,5,4,3,7]=>[[.,[.,[[[.,.],.],.]]],[.,.]]=>[.,[[.,[[[.,.],.],.]],[.,.]]]
[2,7,6,3,5,1,4]=>[6,1,2,5,3,7,4]=>[[.,[.,[[.,[.,.]],.]]],[.,.]]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[2,7,6,3,5,4,1]=>[6,1,2,5,3,4,7]=>[[.,[.,[[.,[.,.]],.]]],[.,.]]=>[.,[[.,[[.,[.,.]],.]],[.,.]]]
[2,7,6,4,1,3,5]=>[6,1,2,4,7,5,3]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,4,1,5,3]=>[6,1,2,4,7,3,5]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,4,3,1,5]=>[6,1,2,4,5,7,3]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,4,3,5,1]=>[6,1,2,4,5,3,7]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,4,5,1,3]=>[6,1,2,4,3,7,5]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,4,5,3,1]=>[6,1,2,4,3,5,7]=>[[.,[.,[[.,.],[.,.]]]],[.,.]]=>[.,[[.,[[.,.],[.,.]]],[.,.]]]
[2,7,6,5,1,3,4]=>[6,1,2,3,7,5,4]=>[[.,[.,[.,[[.,.],.]]]],[.,.]]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[2,7,6,5,1,4,3]=>[6,1,2,3,7,4,5]=>[[.,[.,[.,[.,[.,.]]]]],[.,.]]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[2,7,6,5,3,1,4]=>[6,1,2,3,5,7,4]=>[[.,[.,[.,[[.,.],.]]]],[.,.]]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[2,7,6,5,3,4,1]=>[6,1,2,3,5,4,7]=>[[.,[.,[.,[[.,.],.]]]],[.,.]]=>[.,[[.,[.,[[.,.],.]]],[.,.]]]
[2,7,6,5,4,1,3]=>[6,1,2,3,4,7,5]=>[[.,[.,[.,[.,[.,.]]]]],[.,.]]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[2,7,6,5,4,3,1]=>[6,1,2,3,4,5,7]=>[[.,[.,[.,[.,[.,.]]]]],[.,.]]=>[.,[[.,[.,[.,[.,.]]]],[.,.]]]
[3,1,2,4,5,6,7]=>[5,7,6,4,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,1,2,4,5,7,6]=>[5,7,6,4,3,1,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,1,2,4,6,5,7]=>[5,7,6,4,2,3,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,2,4,6,7,5]=>[5,7,6,4,2,1,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,2,4,7,5,6]=>[5,7,6,4,1,3,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,1,2,4,7,6,5]=>[5,7,6,4,1,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,1,2,5,4,6,7]=>[5,7,6,3,4,2,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,2,5,4,7,6]=>[5,7,6,3,4,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,2,5,6,4,7]=>[5,7,6,3,2,4,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,2,5,6,7,4]=>[5,7,6,3,2,1,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,2,5,7,4,6]=>[5,7,6,3,1,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,2,5,7,6,4]=>[5,7,6,3,1,2,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,2,6,4,5,7]=>[5,7,6,2,4,3,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,2,6,4,7,5]=>[5,7,6,2,4,1,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,2,6,5,4,7]=>[5,7,6,2,3,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,2,6,5,7,4]=>[5,7,6,2,3,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,2,6,7,4,5]=>[5,7,6,2,1,4,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,2,6,7,5,4]=>[5,7,6,2,1,3,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,2,7,4,5,6]=>[5,7,6,1,4,3,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,1,2,7,4,6,5]=>[5,7,6,1,4,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,1,2,7,5,4,6]=>[5,7,6,1,3,4,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,2,7,5,6,4]=>[5,7,6,1,3,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,2,7,6,4,5]=>[5,7,6,1,2,4,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,1,2,7,6,5,4]=>[5,7,6,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,1,4,2,5,6,7]=>[5,7,4,6,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,1,4,2,5,7,6]=>[5,7,4,6,3,1,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,1,4,2,6,5,7]=>[5,7,4,6,2,3,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,2,6,7,5]=>[5,7,4,6,2,1,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,2,7,5,6]=>[5,7,4,6,1,3,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,2,7,6,5]=>[5,7,4,6,1,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,1,4,5,2,6,7]=>[5,7,4,3,6,2,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,1,4,5,2,7,6]=>[5,7,4,3,6,1,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,1,4,5,6,2,7]=>[5,7,4,3,2,6,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,1,4,5,6,7,2]=>[5,7,4,3,2,1,6]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,1,4,5,7,2,6]=>[5,7,4,3,1,6,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,1,4,5,7,6,2]=>[5,7,4,3,1,2,6]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,1,4,6,2,5,7]=>[5,7,4,2,6,3,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,2,7,5]=>[5,7,4,2,6,1,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,5,2,7]=>[5,7,4,2,3,6,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,5,7,2]=>[5,7,4,2,3,1,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,7,2,5]=>[5,7,4,2,1,6,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,7,5,2]=>[5,7,4,2,1,3,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,1,4,7,2,5,6]=>[5,7,4,1,6,3,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,2,6,5]=>[5,7,4,1,6,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,1,4,7,5,2,6]=>[5,7,4,1,3,6,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,5,6,2]=>[5,7,4,1,3,2,6]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,6,2,5]=>[5,7,4,1,2,6,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,1,4,7,6,5,2]=>[5,7,4,1,2,3,6]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,1,5,2,4,6,7]=>[5,7,3,6,4,2,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,2,4,7,6]=>[5,7,3,6,4,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,2,6,4,7]=>[5,7,3,6,2,4,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,2,6,7,4]=>[5,7,3,6,2,1,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,2,7,4,6]=>[5,7,3,6,1,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,2,7,6,4]=>[5,7,3,6,1,2,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,4,2,6,7]=>[5,7,3,4,6,2,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,4,2,7,6]=>[5,7,3,4,6,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,4,6,2,7]=>[5,7,3,4,2,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,4,6,7,2]=>[5,7,3,4,2,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,4,7,2,6]=>[5,7,3,4,1,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,4,7,6,2]=>[5,7,3,4,1,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,6,2,4,7]=>[5,7,3,2,6,4,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,6,2,7,4]=>[5,7,3,2,6,1,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,6,4,2,7]=>[5,7,3,2,4,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,6,4,7,2]=>[5,7,3,2,4,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,6,7,2,4]=>[5,7,3,2,1,6,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,6,7,4,2]=>[5,7,3,2,1,4,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,1,5,7,2,4,6]=>[5,7,3,1,6,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,2,6,4]=>[5,7,3,1,6,2,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,4,2,6]=>[5,7,3,1,4,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,4,6,2]=>[5,7,3,1,4,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,6,2,4]=>[5,7,3,1,2,6,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,6,4,2]=>[5,7,3,1,2,4,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,1,6,2,4,5,7]=>[5,7,2,6,4,3,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,2,4,7,5]=>[5,7,2,6,4,1,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,2,5,4,7]=>[5,7,2,6,3,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,2,5,7,4]=>[5,7,2,6,3,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,2,7,4,5]=>[5,7,2,6,1,4,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,2,7,5,4]=>[5,7,2,6,1,3,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,4,2,5,7]=>[5,7,2,4,6,3,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,4,2,7,5]=>[5,7,2,4,6,1,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,4,5,2,7]=>[5,7,2,4,3,6,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,4,5,7,2]=>[5,7,2,4,3,1,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,4,7,2,5]=>[5,7,2,4,1,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,4,7,5,2]=>[5,7,2,4,1,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,5,2,4,7]=>[5,7,2,3,6,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,5,2,7,4]=>[5,7,2,3,6,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,5,4,2,7]=>[5,7,2,3,4,6,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,5,4,7,2]=>[5,7,2,3,4,1,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,5,7,2,4]=>[5,7,2,3,1,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,5,7,4,2]=>[5,7,2,3,1,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,7,2,4,5]=>[5,7,2,1,6,4,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,7,2,5,4]=>[5,7,2,1,6,3,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,7,4,2,5]=>[5,7,2,1,4,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,7,4,5,2]=>[5,7,2,1,4,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,1,6,7,5,2,4]=>[5,7,2,1,3,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,6,7,5,4,2]=>[5,7,2,1,3,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,1,7,2,4,5,6]=>[5,7,1,6,4,3,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,1,7,2,4,6,5]=>[5,7,1,6,4,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,1,7,2,5,4,6]=>[5,7,1,6,3,4,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,2,5,6,4]=>[5,7,1,6,3,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,2,6,4,5]=>[5,7,1,6,2,4,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,1,7,2,6,5,4]=>[5,7,1,6,2,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,1,7,4,2,5,6]=>[5,7,1,4,6,3,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,1,7,4,2,6,5]=>[5,7,1,4,6,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,1,7,4,5,2,6]=>[5,7,1,4,3,6,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,1,7,4,5,6,2]=>[5,7,1,4,3,2,6]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,1,7,4,6,2,5]=>[5,7,1,4,2,6,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,1,7,4,6,5,2]=>[5,7,1,4,2,3,6]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,1,7,5,2,4,6]=>[5,7,1,3,6,4,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,5,2,6,4]=>[5,7,1,3,6,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,5,4,2,6]=>[5,7,1,3,4,6,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,5,4,6,2]=>[5,7,1,3,4,2,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,5,6,2,4]=>[5,7,1,3,2,6,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,5,6,4,2]=>[5,7,1,3,2,4,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,1,7,6,2,4,5]=>[5,7,1,2,6,4,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,1,7,6,2,5,4]=>[5,7,1,2,6,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,1,7,6,4,2,5]=>[5,7,1,2,4,6,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,1,7,6,4,5,2]=>[5,7,1,2,4,3,6]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,1,7,6,5,2,4]=>[5,7,1,2,3,6,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,1,7,6,5,4,2]=>[5,7,1,2,3,4,6]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,2,1,4,5,6,7]=>[5,6,7,4,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,2,1,4,5,7,6]=>[5,6,7,4,3,1,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,2,1,4,6,5,7]=>[5,6,7,4,2,3,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,1,4,6,7,5]=>[5,6,7,4,2,1,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,1,4,7,5,6]=>[5,6,7,4,1,3,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,2,1,4,7,6,5]=>[5,6,7,4,1,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,2,1,5,4,6,7]=>[5,6,7,3,4,2,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,1,5,4,7,6]=>[5,6,7,3,4,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,1,5,6,4,7]=>[5,6,7,3,2,4,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,1,5,6,7,4]=>[5,6,7,3,2,1,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,1,5,7,4,6]=>[5,6,7,3,1,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,1,5,7,6,4]=>[5,6,7,3,1,2,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,1,6,4,5,7]=>[5,6,7,2,4,3,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,1,6,4,7,5]=>[5,6,7,2,4,1,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,1,6,5,4,7]=>[5,6,7,2,3,4,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,1,6,5,7,4]=>[5,6,7,2,3,1,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,1,6,7,4,5]=>[5,6,7,2,1,4,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,1,6,7,5,4]=>[5,6,7,2,1,3,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,1,7,4,5,6]=>[5,6,7,1,4,3,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,2,1,7,4,6,5]=>[5,6,7,1,4,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,2,1,7,5,4,6]=>[5,6,7,1,3,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,1,7,5,6,4]=>[5,6,7,1,3,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,1,7,6,4,5]=>[5,6,7,1,2,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,2,1,7,6,5,4]=>[5,6,7,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,4,1,5,6,7]=>[5,6,4,7,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,2,4,1,5,7,6]=>[5,6,4,7,3,1,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,2,4,1,6,5,7]=>[5,6,4,7,2,3,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,1,6,7,5]=>[5,6,4,7,2,1,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,1,7,5,6]=>[5,6,4,7,1,3,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,2,4,1,7,6,5]=>[5,6,4,7,1,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,2,4,5,1,6,7]=>[5,6,4,3,7,2,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,2,4,5,1,7,6]=>[5,6,4,3,7,1,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,2,4,5,6,1,7]=>[5,6,4,3,2,7,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,2,4,5,6,7,1]=>[5,6,4,3,2,1,7]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,2,4,5,7,1,6]=>[5,6,4,3,1,7,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,2,4,5,7,6,1]=>[5,6,4,3,1,2,7]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,2,4,6,1,5,7]=>[5,6,4,2,7,3,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,6,1,7,5]=>[5,6,4,2,7,1,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,6,5,1,7]=>[5,6,4,2,3,7,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,6,5,7,1]=>[5,6,4,2,3,1,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,6,7,1,5]=>[5,6,4,2,1,7,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,6,7,5,1]=>[5,6,4,2,1,3,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,2,4,7,1,5,6]=>[5,6,4,1,7,3,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,2,4,7,1,6,5]=>[5,6,4,1,7,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,2,4,7,5,1,6]=>[5,6,4,1,3,7,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,2,4,7,5,6,1]=>[5,6,4,1,3,2,7]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,2,4,7,6,1,5]=>[5,6,4,1,2,7,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,2,4,7,6,5,1]=>[5,6,4,1,2,3,7]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,2,5,1,4,6,7]=>[5,6,3,7,4,2,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,1,4,7,6]=>[5,6,3,7,4,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,1,6,4,7]=>[5,6,3,7,2,4,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,1,6,7,4]=>[5,6,3,7,2,1,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,1,7,4,6]=>[5,6,3,7,1,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,1,7,6,4]=>[5,6,3,7,1,2,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,4,1,6,7]=>[5,6,3,4,7,2,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,4,1,7,6]=>[5,6,3,4,7,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,4,6,1,7]=>[5,6,3,4,2,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,4,6,7,1]=>[5,6,3,4,2,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,4,7,1,6]=>[5,6,3,4,1,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,4,7,6,1]=>[5,6,3,4,1,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,6,1,4,7]=>[5,6,3,2,7,4,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,6,1,7,4]=>[5,6,3,2,7,1,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,6,4,1,7]=>[5,6,3,2,4,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,6,4,7,1]=>[5,6,3,2,4,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,6,7,1,4]=>[5,6,3,2,1,7,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,6,7,4,1]=>[5,6,3,2,1,4,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,2,5,7,1,4,6]=>[5,6,3,1,7,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,7,1,6,4]=>[5,6,3,1,7,2,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,7,4,1,6]=>[5,6,3,1,4,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,7,4,6,1]=>[5,6,3,1,4,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,7,6,1,4]=>[5,6,3,1,2,7,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,5,7,6,4,1]=>[5,6,3,1,2,4,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,2,6,1,4,5,7]=>[5,6,2,7,4,3,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,1,4,7,5]=>[5,6,2,7,4,1,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,1,5,4,7]=>[5,6,2,7,3,4,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,1,5,7,4]=>[5,6,2,7,3,1,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,1,7,4,5]=>[5,6,2,7,1,4,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,1,7,5,4]=>[5,6,2,7,1,3,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,4,1,5,7]=>[5,6,2,4,7,3,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,1,7,5]=>[5,6,2,4,7,1,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,5,1,7]=>[5,6,2,4,3,7,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,5,7,1]=>[5,6,2,4,3,1,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,7,1,5]=>[5,6,2,4,1,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,7,5,1]=>[5,6,2,4,1,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,5,1,4,7]=>[5,6,2,3,7,4,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,1,7,4]=>[5,6,2,3,7,1,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,4,1,7]=>[5,6,2,3,4,7,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,4,7,1]=>[5,6,2,3,4,1,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,7,1,4]=>[5,6,2,3,1,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,7,4,1]=>[5,6,2,3,1,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,7,1,4,5]=>[5,6,2,1,7,4,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,7,1,5,4]=>[5,6,2,1,7,3,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,7,4,1,5]=>[5,6,2,1,4,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,7,4,5,1]=>[5,6,2,1,4,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,7,5,1,4]=>[5,6,2,1,3,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,7,5,4,1]=>[5,6,2,1,3,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,2,7,1,4,5,6]=>[5,6,1,7,4,3,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,2,7,1,4,6,5]=>[5,6,1,7,4,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,2,7,1,5,4,6]=>[5,6,1,7,3,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,1,5,6,4]=>[5,6,1,7,3,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,1,6,4,5]=>[5,6,1,7,2,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,2,7,1,6,5,4]=>[5,6,1,7,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,7,4,1,5,6]=>[5,6,1,4,7,3,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,2,7,4,1,6,5]=>[5,6,1,4,7,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,2,7,4,5,1,6]=>[5,6,1,4,3,7,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,2,7,4,5,6,1]=>[5,6,1,4,3,2,7]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,2,7,4,6,1,5]=>[5,6,1,4,2,7,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,2,7,4,6,5,1]=>[5,6,1,4,2,3,7]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,2,7,5,1,4,6]=>[5,6,1,3,7,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,1,6,4]=>[5,6,1,3,7,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,4,1,6]=>[5,6,1,3,4,7,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,4,6,1]=>[5,6,1,3,4,2,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,6,1,4]=>[5,6,1,3,2,7,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,6,4,1]=>[5,6,1,3,2,4,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,6,1,4,5]=>[5,6,1,2,7,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,2,7,6,1,5,4]=>[5,6,1,2,7,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,7,6,4,1,5]=>[5,6,1,2,4,7,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,2,7,6,4,5,1]=>[5,6,1,2,4,3,7]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,2,7,6,5,1,4]=>[5,6,1,2,3,7,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,7,6,5,4,1]=>[5,6,1,2,3,4,7]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,4,1,2,5,6,7]=>[5,4,7,6,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,1,2,5,7,6]=>[5,4,7,6,3,1,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,1,2,6,5,7]=>[5,4,7,6,2,3,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,6,7,5]=>[5,4,7,6,2,1,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,7,5,6]=>[5,4,7,6,1,3,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,2,7,6,5]=>[5,4,7,6,1,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,1,5,2,6,7]=>[5,4,7,3,6,2,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,1,5,2,7,6]=>[5,4,7,3,6,1,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,1,5,6,2,7]=>[5,4,7,3,2,6,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,1,5,6,7,2]=>[5,4,7,3,2,1,6]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,1,5,7,2,6]=>[5,4,7,3,1,6,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,1,5,7,6,2]=>[5,4,7,3,1,2,6]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,1,6,2,5,7]=>[5,4,7,2,6,3,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,2,7,5]=>[5,4,7,2,6,1,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,5,2,7]=>[5,4,7,2,3,6,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,5,7,2]=>[5,4,7,2,3,1,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,7,2,5]=>[5,4,7,2,1,6,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,7,5,2]=>[5,4,7,2,1,3,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,1,7,2,5,6]=>[5,4,7,1,6,3,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,7,2,6,5]=>[5,4,7,1,6,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,1,7,5,2,6]=>[5,4,7,1,3,6,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,7,5,6,2]=>[5,4,7,1,3,2,6]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,7,6,2,5]=>[5,4,7,1,2,6,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,1,7,6,5,2]=>[5,4,7,1,2,3,6]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,2,1,5,6,7]=>[5,4,6,7,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,2,1,5,7,6]=>[5,4,6,7,3,1,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,2,1,6,5,7]=>[5,4,6,7,2,3,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,1,6,7,5]=>[5,4,6,7,2,1,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,1,7,5,6]=>[5,4,6,7,1,3,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,2,1,7,6,5]=>[5,4,6,7,1,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,2,5,1,6,7]=>[5,4,6,3,7,2,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,2,5,1,7,6]=>[5,4,6,3,7,1,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,2,5,6,1,7]=>[5,4,6,3,2,7,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,2,5,6,7,1]=>[5,4,6,3,2,1,7]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,2,5,7,1,6]=>[5,4,6,3,1,7,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,2,5,7,6,1]=>[5,4,6,3,1,2,7]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,2,6,1,5,7]=>[5,4,6,2,7,3,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,6,1,7,5]=>[5,4,6,2,7,1,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,6,5,1,7]=>[5,4,6,2,3,7,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,6,5,7,1]=>[5,4,6,2,3,1,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,6,7,1,5]=>[5,4,6,2,1,7,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,6,7,5,1]=>[5,4,6,2,1,3,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,2,7,1,5,6]=>[5,4,6,1,7,3,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,2,7,1,6,5]=>[5,4,6,1,7,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,2,7,5,1,6]=>[5,4,6,1,3,7,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,2,7,5,6,1]=>[5,4,6,1,3,2,7]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,2,7,6,1,5]=>[5,4,6,1,2,7,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,2,7,6,5,1]=>[5,4,6,1,2,3,7]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,5,1,2,6,7]=>[5,4,3,7,6,2,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,5,1,2,7,6]=>[5,4,3,7,6,1,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,5,1,6,2,7]=>[5,4,3,7,2,6,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,5,1,6,7,2]=>[5,4,3,7,2,1,6]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,5,1,7,2,6]=>[5,4,3,7,1,6,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,5,1,7,6,2]=>[5,4,3,7,1,2,6]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,5,2,1,6,7]=>[5,4,3,6,7,2,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,5,2,1,7,6]=>[5,4,3,6,7,1,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,5,2,6,1,7]=>[5,4,3,6,2,7,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,5,2,6,7,1]=>[5,4,3,6,2,1,7]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,5,2,7,1,6]=>[5,4,3,6,1,7,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,5,2,7,6,1]=>[5,4,3,6,1,2,7]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,5,6,1,2,7]=>[5,4,3,2,7,6,1]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,5,6,1,7,2]=>[5,4,3,2,7,1,6]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,5,6,2,1,7]=>[5,4,3,2,6,7,1]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,5,6,2,7,1]=>[5,4,3,2,6,1,7]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,5,6,7,1,2]=>[5,4,3,2,1,7,6]=>[[[[[.,.],.],.],.],[[.,.],.]]=>[[[[.,.],.],.],[.,[[.,.],.]]]
[3,4,5,6,7,2,1]=>[5,4,3,2,1,6,7]=>[[[[[.,.],.],.],.],[.,[.,.]]]=>[[[[.,.],.],.],[.,[.,[.,.]]]]
[3,4,5,7,1,2,6]=>[5,4,3,1,7,6,2]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,5,7,1,6,2]=>[5,4,3,1,7,2,6]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,5,7,2,1,6]=>[5,4,3,1,6,7,2]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,5,7,2,6,1]=>[5,4,3,1,6,2,7]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,5,7,6,1,2]=>[5,4,3,1,2,7,6]=>[[[[.,[.,.]],.],.],[[.,.],.]]=>[[[.,[.,.]],.],[.,[[.,.],.]]]
[3,4,5,7,6,2,1]=>[5,4,3,1,2,6,7]=>[[[[.,[.,.]],.],.],[.,[.,.]]]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]
[3,4,6,1,2,5,7]=>[5,4,2,7,6,3,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,2,7,5]=>[5,4,2,7,6,1,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,5,2,7]=>[5,4,2,7,3,6,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,5,7,2]=>[5,4,2,7,3,1,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,7,2,5]=>[5,4,2,7,1,6,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,7,5,2]=>[5,4,2,7,1,3,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,2,1,5,7]=>[5,4,2,6,7,3,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,2,1,7,5]=>[5,4,2,6,7,1,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,2,5,1,7]=>[5,4,2,6,3,7,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,2,5,7,1]=>[5,4,2,6,3,1,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,2,7,1,5]=>[5,4,2,6,1,7,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,2,7,5,1]=>[5,4,2,6,1,3,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,5,1,2,7]=>[5,4,2,3,7,6,1]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,5,1,7,2]=>[5,4,2,3,7,1,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,5,2,1,7]=>[5,4,2,3,6,7,1]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,5,2,7,1]=>[5,4,2,3,6,1,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,5,7,1,2]=>[5,4,2,3,1,7,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,5,7,2,1]=>[5,4,2,3,1,6,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,7,1,2,5]=>[5,4,2,1,7,6,3]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,1,5,2]=>[5,4,2,1,7,3,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,2,1,5]=>[5,4,2,1,6,7,3]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,7,2,5,1]=>[5,4,2,1,6,3,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,6,7,5,1,2]=>[5,4,2,1,3,7,6]=>[[[[.,.],[.,.]],.],[[.,.],.]]=>[[[.,.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,5,2,1]=>[5,4,2,1,3,6,7]=>[[[[.,.],[.,.]],.],[.,[.,.]]]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]
[3,4,7,1,2,5,6]=>[5,4,1,7,6,3,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,1,2,6,5]=>[5,4,1,7,6,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,7,1,5,2,6]=>[5,4,1,7,3,6,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,1,5,6,2]=>[5,4,1,7,3,2,6]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,1,6,2,5]=>[5,4,1,7,2,6,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,7,1,6,5,2]=>[5,4,1,7,2,3,6]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,7,2,1,5,6]=>[5,4,1,6,7,3,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,7,2,1,6,5]=>[5,4,1,6,7,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,7,2,5,1,6]=>[5,4,1,6,3,7,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,7,2,5,6,1]=>[5,4,1,6,3,2,7]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,7,2,6,1,5]=>[5,4,1,6,2,7,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,7,2,6,5,1]=>[5,4,1,6,2,3,7]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,7,5,1,2,6]=>[5,4,1,3,7,6,2]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,5,1,6,2]=>[5,4,1,3,7,2,6]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,5,2,1,6]=>[5,4,1,3,6,7,2]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,7,5,2,6,1]=>[5,4,1,3,6,2,7]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,7,5,6,1,2]=>[5,4,1,3,2,7,6]=>[[[.,[[.,.],.]],.],[[.,.],.]]=>[[.,[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,5,6,2,1]=>[5,4,1,3,2,6,7]=>[[[.,[[.,.],.]],.],[.,[.,.]]]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]
[3,4,7,6,1,2,5]=>[5,4,1,2,7,6,3]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,7,6,1,5,2]=>[5,4,1,2,7,3,6]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,7,6,2,1,5]=>[5,4,1,2,6,7,3]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,7,6,2,5,1]=>[5,4,1,2,6,3,7]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,7,6,5,1,2]=>[5,4,1,2,3,7,6]=>[[[.,[.,[.,.]]],.],[[.,.],.]]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]
[3,4,7,6,5,2,1]=>[5,4,1,2,3,6,7]=>[[[.,[.,[.,.]]],.],[.,[.,.]]]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]
[3,5,1,2,4,6,7]=>[5,3,7,6,4,2,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,2,4,7,6]=>[5,3,7,6,4,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,2,6,4,7]=>[5,3,7,6,2,4,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,2,6,7,4]=>[5,3,7,6,2,1,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,2,7,4,6]=>[5,3,7,6,1,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,2,7,6,4]=>[5,3,7,6,1,2,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,4,2,6,7]=>[5,3,7,4,6,2,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,4,2,7,6]=>[5,3,7,4,6,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,4,6,2,7]=>[5,3,7,4,2,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,4,6,7,2]=>[5,3,7,4,2,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,4,7,2,6]=>[5,3,7,4,1,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,4,7,6,2]=>[5,3,7,4,1,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,6,2,4,7]=>[5,3,7,2,6,4,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,6,2,7,4]=>[5,3,7,2,6,1,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,6,4,2,7]=>[5,3,7,2,4,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,6,4,7,2]=>[5,3,7,2,4,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,6,7,2,4]=>[5,3,7,2,1,6,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,6,7,4,2]=>[5,3,7,2,1,4,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,1,7,2,4,6]=>[5,3,7,1,6,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,2,6,4]=>[5,3,7,1,6,2,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,4,2,6]=>[5,3,7,1,4,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,4,6,2]=>[5,3,7,1,4,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,6,2,4]=>[5,3,7,1,2,6,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,6,4,2]=>[5,3,7,1,2,4,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,2,1,4,6,7]=>[5,3,6,7,4,2,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,1,4,7,6]=>[5,3,6,7,4,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,1,6,4,7]=>[5,3,6,7,2,4,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,1,6,7,4]=>[5,3,6,7,2,1,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,1,7,4,6]=>[5,3,6,7,1,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,1,7,6,4]=>[5,3,6,7,1,2,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,4,1,6,7]=>[5,3,6,4,7,2,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,4,1,7,6]=>[5,3,6,4,7,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,4,6,1,7]=>[5,3,6,4,2,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,4,6,7,1]=>[5,3,6,4,2,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,4,7,1,6]=>[5,3,6,4,1,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,4,7,6,1]=>[5,3,6,4,1,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,6,1,4,7]=>[5,3,6,2,7,4,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,6,1,7,4]=>[5,3,6,2,7,1,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,6,4,1,7]=>[5,3,6,2,4,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,6,4,7,1]=>[5,3,6,2,4,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,6,7,1,4]=>[5,3,6,2,1,7,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,6,7,4,1]=>[5,3,6,2,1,4,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,2,7,1,4,6]=>[5,3,6,1,7,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,7,1,6,4]=>[5,3,6,1,7,2,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,7,4,1,6]=>[5,3,6,1,4,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,7,4,6,1]=>[5,3,6,1,4,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,7,6,1,4]=>[5,3,6,1,2,7,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,7,6,4,1]=>[5,3,6,1,2,4,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,4,1,2,6,7]=>[5,3,4,7,6,2,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,4,1,2,7,6]=>[5,3,4,7,6,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,4,1,6,2,7]=>[5,3,4,7,2,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,4,1,6,7,2]=>[5,3,4,7,2,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,4,1,7,2,6]=>[5,3,4,7,1,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,4,1,7,6,2]=>[5,3,4,7,1,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,4,2,1,6,7]=>[5,3,4,6,7,2,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,4,2,1,7,6]=>[5,3,4,6,7,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,4,2,6,1,7]=>[5,3,4,6,2,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,4,2,6,7,1]=>[5,3,4,6,2,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,4,2,7,1,6]=>[5,3,4,6,1,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,4,2,7,6,1]=>[5,3,4,6,1,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,4,6,1,2,7]=>[5,3,4,2,7,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,4,6,1,7,2]=>[5,3,4,2,7,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,4,6,2,1,7]=>[5,3,4,2,6,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,4,6,2,7,1]=>[5,3,4,2,6,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,4,6,7,1,2]=>[5,3,4,2,1,7,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,4,6,7,2,1]=>[5,3,4,2,1,6,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,4,7,1,2,6]=>[5,3,4,1,7,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,4,7,1,6,2]=>[5,3,4,1,7,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,4,7,2,1,6]=>[5,3,4,1,6,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,4,7,2,6,1]=>[5,3,4,1,6,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,4,7,6,1,2]=>[5,3,4,1,2,7,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,4,7,6,2,1]=>[5,3,4,1,2,6,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,6,1,2,4,7]=>[5,3,2,7,6,4,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,1,2,7,4]=>[5,3,2,7,6,1,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,1,4,2,7]=>[5,3,2,7,4,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,1,4,7,2]=>[5,3,2,7,4,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,1,7,2,4]=>[5,3,2,7,1,6,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,1,7,4,2]=>[5,3,2,7,1,4,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,2,1,4,7]=>[5,3,2,6,7,4,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,2,1,7,4]=>[5,3,2,6,7,1,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,2,4,1,7]=>[5,3,2,6,4,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,2,4,7,1]=>[5,3,2,6,4,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,2,7,1,4]=>[5,3,2,6,1,7,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,2,7,4,1]=>[5,3,2,6,1,4,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,4,1,2,7]=>[5,3,2,4,7,6,1]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,4,1,7,2]=>[5,3,2,4,7,1,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,4,2,1,7]=>[5,3,2,4,6,7,1]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,4,2,7,1]=>[5,3,2,4,6,1,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,4,7,1,2]=>[5,3,2,4,1,7,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,4,7,2,1]=>[5,3,2,4,1,6,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,7,1,2,4]=>[5,3,2,1,7,6,4]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,7,1,4,2]=>[5,3,2,1,7,4,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,7,2,1,4]=>[5,3,2,1,6,7,4]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,7,2,4,1]=>[5,3,2,1,6,4,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,6,7,4,1,2]=>[5,3,2,1,4,7,6]=>[[[[.,.],.],[.,.]],[[.,.],.]]=>[[[.,.],.],[[.,.],[[.,.],.]]]
[3,5,6,7,4,2,1]=>[5,3,2,1,4,6,7]=>[[[[.,.],.],[.,.]],[.,[.,.]]]=>[[[.,.],.],[[.,.],[.,[.,.]]]]
[3,5,7,1,2,4,6]=>[5,3,1,7,6,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,2,6,4]=>[5,3,1,7,6,2,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,4,2,6]=>[5,3,1,7,4,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,4,6,2]=>[5,3,1,7,4,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,6,2,4]=>[5,3,1,7,2,6,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,6,4,2]=>[5,3,1,7,2,4,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,2,1,4,6]=>[5,3,1,6,7,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,2,1,6,4]=>[5,3,1,6,7,2,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,2,4,1,6]=>[5,3,1,6,4,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,2,4,6,1]=>[5,3,1,6,4,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,2,6,1,4]=>[5,3,1,6,2,7,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,2,6,4,1]=>[5,3,1,6,2,4,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,4,1,2,6]=>[5,3,1,4,7,6,2]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,4,1,6,2]=>[5,3,1,4,7,2,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,4,2,1,6]=>[5,3,1,4,6,7,2]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,4,2,6,1]=>[5,3,1,4,6,2,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,4,6,1,2]=>[5,3,1,4,2,7,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,4,6,2,1]=>[5,3,1,4,2,6,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,6,1,2,4]=>[5,3,1,2,7,6,4]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,6,1,4,2]=>[5,3,1,2,7,4,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,6,2,1,4]=>[5,3,1,2,6,7,4]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,6,2,4,1]=>[5,3,1,2,6,4,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,5,7,6,4,1,2]=>[5,3,1,2,4,7,6]=>[[[.,[.,.]],[.,.]],[[.,.],.]]=>[[.,[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,6,4,2,1]=>[5,3,1,2,4,6,7]=>[[[.,[.,.]],[.,.]],[.,[.,.]]]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]
[3,6,1,2,4,5,7]=>[5,2,7,6,4,3,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,2,4,7,5]=>[5,2,7,6,4,1,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,2,5,4,7]=>[5,2,7,6,3,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,2,5,7,4]=>[5,2,7,6,3,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,2,7,4,5]=>[5,2,7,6,1,4,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,2,7,5,4]=>[5,2,7,6,1,3,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,4,2,5,7]=>[5,2,7,4,6,3,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,4,2,7,5]=>[5,2,7,4,6,1,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,4,5,2,7]=>[5,2,7,4,3,6,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,4,5,7,2]=>[5,2,7,4,3,1,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,4,7,2,5]=>[5,2,7,4,1,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,4,7,5,2]=>[5,2,7,4,1,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,5,2,4,7]=>[5,2,7,3,6,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,5,2,7,4]=>[5,2,7,3,6,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,5,4,2,7]=>[5,2,7,3,4,6,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,5,4,7,2]=>[5,2,7,3,4,1,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,5,7,2,4]=>[5,2,7,3,1,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,5,7,4,2]=>[5,2,7,3,1,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,7,2,4,5]=>[5,2,7,1,6,4,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,7,2,5,4]=>[5,2,7,1,6,3,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,7,4,2,5]=>[5,2,7,1,4,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,7,4,5,2]=>[5,2,7,1,4,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,1,7,5,2,4]=>[5,2,7,1,3,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,1,7,5,4,2]=>[5,2,7,1,3,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,2,1,4,5,7]=>[5,2,6,7,4,3,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,1,4,7,5]=>[5,2,6,7,4,1,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,1,5,4,7]=>[5,2,6,7,3,4,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,1,5,7,4]=>[5,2,6,7,3,1,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,1,7,4,5]=>[5,2,6,7,1,4,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,1,7,5,4]=>[5,2,6,7,1,3,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,4,1,5,7]=>[5,2,6,4,7,3,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,4,1,7,5]=>[5,2,6,4,7,1,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,4,5,1,7]=>[5,2,6,4,3,7,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,4,5,7,1]=>[5,2,6,4,3,1,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,4,7,1,5]=>[5,2,6,4,1,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,4,7,5,1]=>[5,2,6,4,1,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,5,1,4,7]=>[5,2,6,3,7,4,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,5,1,7,4]=>[5,2,6,3,7,1,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,5,4,1,7]=>[5,2,6,3,4,7,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,5,4,7,1]=>[5,2,6,3,4,1,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,5,7,1,4]=>[5,2,6,3,1,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,5,7,4,1]=>[5,2,6,3,1,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,7,1,4,5]=>[5,2,6,1,7,4,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,7,1,5,4]=>[5,2,6,1,7,3,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,7,4,1,5]=>[5,2,6,1,4,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,7,4,5,1]=>[5,2,6,1,4,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,7,5,1,4]=>[5,2,6,1,3,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,7,5,4,1]=>[5,2,6,1,3,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,4,1,2,5,7]=>[5,2,4,7,6,3,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,1,2,7,5]=>[5,2,4,7,6,1,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,1,5,2,7]=>[5,2,4,7,3,6,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,1,5,7,2]=>[5,2,4,7,3,1,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,1,7,2,5]=>[5,2,4,7,1,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,1,7,5,2]=>[5,2,4,7,1,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,2,1,5,7]=>[5,2,4,6,7,3,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,2,1,7,5]=>[5,2,4,6,7,1,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,2,5,1,7]=>[5,2,4,6,3,7,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,2,5,7,1]=>[5,2,4,6,3,1,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,2,7,1,5]=>[5,2,4,6,1,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,2,7,5,1]=>[5,2,4,6,1,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,5,1,2,7]=>[5,2,4,3,7,6,1]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,5,1,7,2]=>[5,2,4,3,7,1,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,5,2,1,7]=>[5,2,4,3,6,7,1]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,5,2,7,1]=>[5,2,4,3,6,1,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,5,7,1,2]=>[5,2,4,3,1,7,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,5,7,2,1]=>[5,2,4,3,1,6,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,7,1,2,5]=>[5,2,4,1,7,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,7,1,5,2]=>[5,2,4,1,7,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,7,2,1,5]=>[5,2,4,1,6,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,7,2,5,1]=>[5,2,4,1,6,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,4,7,5,1,2]=>[5,2,4,1,3,7,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,4,7,5,2,1]=>[5,2,4,1,3,6,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,5,1,2,4,7]=>[5,2,3,7,6,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,1,2,7,4]=>[5,2,3,7,6,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,1,4,2,7]=>[5,2,3,7,4,6,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,1,4,7,2]=>[5,2,3,7,4,1,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,1,7,2,4]=>[5,2,3,7,1,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,1,7,4,2]=>[5,2,3,7,1,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,2,1,4,7]=>[5,2,3,6,7,4,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,2,1,7,4]=>[5,2,3,6,7,1,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,2,4,1,7]=>[5,2,3,6,4,7,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,2,4,7,1]=>[5,2,3,6,4,1,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,2,7,1,4]=>[5,2,3,6,1,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,2,7,4,1]=>[5,2,3,6,1,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,4,1,2,7]=>[5,2,3,4,7,6,1]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,4,1,7,2]=>[5,2,3,4,7,1,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,4,2,1,7]=>[5,2,3,4,6,7,1]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,4,2,7,1]=>[5,2,3,4,6,1,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,4,7,1,2]=>[5,2,3,4,1,7,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,4,7,2,1]=>[5,2,3,4,1,6,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,7,1,2,4]=>[5,2,3,1,7,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,7,1,4,2]=>[5,2,3,1,7,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,7,2,1,4]=>[5,2,3,1,6,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,7,2,4,1]=>[5,2,3,1,6,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,5,7,4,1,2]=>[5,2,3,1,4,7,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,5,7,4,2,1]=>[5,2,3,1,4,6,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,1,2,4,5]=>[5,2,1,7,6,4,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,7,1,2,5,4]=>[5,2,1,7,6,3,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,7,1,4,2,5]=>[5,2,1,7,4,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,7,1,4,5,2]=>[5,2,1,7,4,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,7,1,5,2,4]=>[5,2,1,7,3,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,7,1,5,4,2]=>[5,2,1,7,3,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,7,2,1,4,5]=>[5,2,1,6,7,4,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,2,1,5,4]=>[5,2,1,6,7,3,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,2,4,1,5]=>[5,2,1,6,4,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,2,4,5,1]=>[5,2,1,6,4,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,2,5,1,4]=>[5,2,1,6,3,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,2,5,4,1]=>[5,2,1,6,3,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,4,1,2,5]=>[5,2,1,4,7,6,3]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,7,4,1,5,2]=>[5,2,1,4,7,3,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,7,4,2,1,5]=>[5,2,1,4,6,7,3]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,4,2,5,1]=>[5,2,1,4,6,3,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,4,5,1,2]=>[5,2,1,4,3,7,6]=>[[[.,.],[[.,.],.]],[[.,.],.]]=>[[.,.],[[[.,.],.],[[.,.],.]]]
[3,6,7,4,5,2,1]=>[5,2,1,4,3,6,7]=>[[[.,.],[[.,.],.]],[.,[.,.]]]=>[[.,.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,5,1,2,4]=>[5,2,1,3,7,6,4]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,7,5,1,4,2]=>[5,2,1,3,7,4,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,7,5,2,1,4]=>[5,2,1,3,6,7,4]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,5,2,4,1]=>[5,2,1,3,6,4,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,5,4,1,2]=>[5,2,1,3,4,7,6]=>[[[.,.],[.,[.,.]]],[[.,.],.]]=>[[.,.],[[.,[.,.]],[[.,.],.]]]
[3,6,7,5,4,2,1]=>[5,2,1,3,4,6,7]=>[[[.,.],[.,[.,.]]],[.,[.,.]]]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]
[3,7,1,2,4,5,6]=>[5,1,7,6,4,3,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,1,2,4,6,5]=>[5,1,7,6,4,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,1,2,5,4,6]=>[5,1,7,6,3,4,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,2,5,6,4]=>[5,1,7,6,3,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,2,6,4,5]=>[5,1,7,6,2,4,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,1,2,6,5,4]=>[5,1,7,6,2,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,1,4,2,5,6]=>[5,1,7,4,6,3,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,1,4,2,6,5]=>[5,1,7,4,6,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,1,4,5,2,6]=>[5,1,7,4,3,6,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,1,4,5,6,2]=>[5,1,7,4,3,2,6]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,1,4,6,2,5]=>[5,1,7,4,2,6,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,1,4,6,5,2]=>[5,1,7,4,2,3,6]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,1,5,2,4,6]=>[5,1,7,3,6,4,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,5,2,6,4]=>[5,1,7,3,6,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,5,4,2,6]=>[5,1,7,3,4,6,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,5,4,6,2]=>[5,1,7,3,4,2,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,5,6,2,4]=>[5,1,7,3,2,6,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,5,6,4,2]=>[5,1,7,3,2,4,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,1,6,2,4,5]=>[5,1,7,2,6,4,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,1,6,2,5,4]=>[5,1,7,2,6,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,1,6,4,2,5]=>[5,1,7,2,4,6,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,1,6,4,5,2]=>[5,1,7,2,4,3,6]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,1,6,5,2,4]=>[5,1,7,2,3,6,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,1,6,5,4,2]=>[5,1,7,2,3,4,6]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,2,1,4,5,6]=>[5,1,6,7,4,3,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,2,1,4,6,5]=>[5,1,6,7,4,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,2,1,5,4,6]=>[5,1,6,7,3,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,1,5,6,4]=>[5,1,6,7,3,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,1,6,4,5]=>[5,1,6,7,2,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,2,1,6,5,4]=>[5,1,6,7,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,2,4,1,5,6]=>[5,1,6,4,7,3,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,2,4,1,6,5]=>[5,1,6,4,7,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,2,4,5,1,6]=>[5,1,6,4,3,7,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,2,4,5,6,1]=>[5,1,6,4,3,2,7]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,2,4,6,1,5]=>[5,1,6,4,2,7,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,2,4,6,5,1]=>[5,1,6,4,2,3,7]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,2,5,1,4,6]=>[5,1,6,3,7,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,5,1,6,4]=>[5,1,6,3,7,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,5,4,1,6]=>[5,1,6,3,4,7,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,5,4,6,1]=>[5,1,6,3,4,2,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,5,6,1,4]=>[5,1,6,3,2,7,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,5,6,4,1]=>[5,1,6,3,2,4,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,2,6,1,4,5]=>[5,1,6,2,7,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,2,6,1,5,4]=>[5,1,6,2,7,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,2,6,4,1,5]=>[5,1,6,2,4,7,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,2,6,4,5,1]=>[5,1,6,2,4,3,7]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,2,6,5,1,4]=>[5,1,6,2,3,7,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,2,6,5,4,1]=>[5,1,6,2,3,4,7]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,4,1,2,5,6]=>[5,1,4,7,6,3,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,4,1,2,6,5]=>[5,1,4,7,6,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,4,1,5,2,6]=>[5,1,4,7,3,6,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,4,1,5,6,2]=>[5,1,4,7,3,2,6]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,4,1,6,2,5]=>[5,1,4,7,2,6,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,4,1,6,5,2]=>[5,1,4,7,2,3,6]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,4,2,1,5,6]=>[5,1,4,6,7,3,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,4,2,1,6,5]=>[5,1,4,6,7,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,4,2,5,1,6]=>[5,1,4,6,3,7,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,4,2,5,6,1]=>[5,1,4,6,3,2,7]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,4,2,6,1,5]=>[5,1,4,6,2,7,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,4,2,6,5,1]=>[5,1,4,6,2,3,7]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,4,5,1,2,6]=>[5,1,4,3,7,6,2]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,4,5,1,6,2]=>[5,1,4,3,7,2,6]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,4,5,2,1,6]=>[5,1,4,3,6,7,2]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,4,5,2,6,1]=>[5,1,4,3,6,2,7]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,4,5,6,1,2]=>[5,1,4,3,2,7,6]=>[[.,[[[.,.],.],.]],[[.,.],.]]=>[.,[[[[.,.],.],.],[[.,.],.]]]
[3,7,4,5,6,2,1]=>[5,1,4,3,2,6,7]=>[[.,[[[.,.],.],.]],[.,[.,.]]]=>[.,[[[[.,.],.],.],[.,[.,.]]]]
[3,7,4,6,1,2,5]=>[5,1,4,2,7,6,3]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,4,6,1,5,2]=>[5,1,4,2,7,3,6]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,4,6,2,1,5]=>[5,1,4,2,6,7,3]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,4,6,2,5,1]=>[5,1,4,2,6,3,7]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,4,6,5,1,2]=>[5,1,4,2,3,7,6]=>[[.,[[.,[.,.]],.]],[[.,.],.]]=>[.,[[[.,[.,.]],.],[[.,.],.]]]
[3,7,4,6,5,2,1]=>[5,1,4,2,3,6,7]=>[[.,[[.,[.,.]],.]],[.,[.,.]]]=>[.,[[[.,[.,.]],.],[.,[.,.]]]]
[3,7,5,1,2,4,6]=>[5,1,3,7,6,4,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,1,2,6,4]=>[5,1,3,7,6,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,1,4,2,6]=>[5,1,3,7,4,6,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,1,4,6,2]=>[5,1,3,7,4,2,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,1,6,2,4]=>[5,1,3,7,2,6,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,1,6,4,2]=>[5,1,3,7,2,4,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,2,1,4,6]=>[5,1,3,6,7,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,2,1,6,4]=>[5,1,3,6,7,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,2,4,1,6]=>[5,1,3,6,4,7,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,2,4,6,1]=>[5,1,3,6,4,2,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,2,6,1,4]=>[5,1,3,6,2,7,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,2,6,4,1]=>[5,1,3,6,2,4,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,4,1,2,6]=>[5,1,3,4,7,6,2]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,4,1,6,2]=>[5,1,3,4,7,2,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,4,2,1,6]=>[5,1,3,4,6,7,2]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,4,2,6,1]=>[5,1,3,4,6,2,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,4,6,1,2]=>[5,1,3,4,2,7,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,4,6,2,1]=>[5,1,3,4,2,6,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,6,1,2,4]=>[5,1,3,2,7,6,4]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,6,1,4,2]=>[5,1,3,2,7,4,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,6,2,1,4]=>[5,1,3,2,6,7,4]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,6,2,4,1]=>[5,1,3,2,6,4,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,5,6,4,1,2]=>[5,1,3,2,4,7,6]=>[[.,[[.,.],[.,.]]],[[.,.],.]]=>[.,[[[.,.],[.,.]],[[.,.],.]]]
[3,7,5,6,4,2,1]=>[5,1,3,2,4,6,7]=>[[.,[[.,.],[.,.]]],[.,[.,.]]]=>[.,[[[.,.],[.,.]],[.,[.,.]]]]
[3,7,6,1,2,4,5]=>[5,1,2,7,6,4,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,6,1,2,5,4]=>[5,1,2,7,6,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,6,1,4,2,5]=>[5,1,2,7,4,6,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,6,1,4,5,2]=>[5,1,2,7,4,3,6]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,6,1,5,2,4]=>[5,1,2,7,3,6,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,6,1,5,4,2]=>[5,1,2,7,3,4,6]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,6,2,1,4,5]=>[5,1,2,6,7,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,6,2,1,5,4]=>[5,1,2,6,7,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,6,2,4,1,5]=>[5,1,2,6,4,7,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,6,2,4,5,1]=>[5,1,2,6,4,3,7]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,6,2,5,1,4]=>[5,1,2,6,3,7,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,6,2,5,4,1]=>[5,1,2,6,3,4,7]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,6,4,1,2,5]=>[5,1,2,4,7,6,3]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,6,4,1,5,2]=>[5,1,2,4,7,3,6]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,6,4,2,1,5]=>[5,1,2,4,6,7,3]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,6,4,2,5,1]=>[5,1,2,4,6,3,7]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,6,4,5,1,2]=>[5,1,2,4,3,7,6]=>[[.,[.,[[.,.],.]]],[[.,.],.]]=>[.,[[.,[[.,.],.]],[[.,.],.]]]
[3,7,6,4,5,2,1]=>[5,1,2,4,3,6,7]=>[[.,[.,[[.,.],.]]],[.,[.,.]]]=>[.,[[.,[[.,.],.]],[.,[.,.]]]]
[3,7,6,5,1,2,4]=>[5,1,2,3,7,6,4]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,6,5,1,4,2]=>[5,1,2,3,7,4,6]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,6,5,2,1,4]=>[5,1,2,3,6,7,4]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,6,5,2,4,1]=>[5,1,2,3,6,4,7]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[3,7,6,5,4,1,2]=>[5,1,2,3,4,7,6]=>[[.,[.,[.,[.,.]]]],[[.,.],.]]=>[.,[[.,[.,[.,.]]],[[.,.],.]]]
[3,7,6,5,4,2,1]=>[5,1,2,3,4,6,7]=>[[.,[.,[.,[.,.]]]],[.,[.,.]]]=>[.,[[.,[.,[.,.]]],[.,[.,.]]]]
[4,1,2,3,5,6,7]=>[4,7,6,5,3,2,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,2,3,5,7,6]=>[4,7,6,5,3,1,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,2,3,6,5,7]=>[4,7,6,5,2,3,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,3,6,7,5]=>[4,7,6,5,2,1,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,3,7,5,6]=>[4,7,6,5,1,3,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,2,3,7,6,5]=>[4,7,6,5,1,2,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,2,5,3,6,7]=>[4,7,6,3,5,2,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,2,5,3,7,6]=>[4,7,6,3,5,1,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,2,5,6,3,7]=>[4,7,6,3,2,5,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,2,5,6,7,3]=>[4,7,6,3,2,1,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,2,5,7,3,6]=>[4,7,6,3,1,5,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,2,5,7,6,3]=>[4,7,6,3,1,2,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,2,6,3,5,7]=>[4,7,6,2,5,3,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,6,3,7,5]=>[4,7,6,2,5,1,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,6,5,3,7]=>[4,7,6,2,3,5,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,6,5,7,3]=>[4,7,6,2,3,1,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,6,7,3,5]=>[4,7,6,2,1,5,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,6,7,5,3]=>[4,7,6,2,1,3,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,2,7,3,5,6]=>[4,7,6,1,5,3,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,2,7,3,6,5]=>[4,7,6,1,5,2,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,2,7,5,3,6]=>[4,7,6,1,3,5,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,2,7,5,6,3]=>[4,7,6,1,3,2,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,2,7,6,3,5]=>[4,7,6,1,2,5,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,2,7,6,5,3]=>[4,7,6,1,2,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,3,2,5,6,7]=>[4,7,5,6,3,2,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,3,2,5,7,6]=>[4,7,5,6,3,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,3,2,6,5,7]=>[4,7,5,6,2,3,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,2,6,7,5]=>[4,7,5,6,2,1,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,2,7,5,6]=>[4,7,5,6,1,3,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,3,2,7,6,5]=>[4,7,5,6,1,2,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,3,5,2,6,7]=>[4,7,5,3,6,2,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,3,5,2,7,6]=>[4,7,5,3,6,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,3,5,6,2,7]=>[4,7,5,3,2,6,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,3,5,6,7,2]=>[4,7,5,3,2,1,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,3,5,7,2,6]=>[4,7,5,3,1,6,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,3,5,7,6,2]=>[4,7,5,3,1,2,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,3,6,2,5,7]=>[4,7,5,2,6,3,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,6,2,7,5]=>[4,7,5,2,6,1,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,6,5,2,7]=>[4,7,5,2,3,6,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,6,5,7,2]=>[4,7,5,2,3,1,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,6,7,2,5]=>[4,7,5,2,1,6,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,6,7,5,2]=>[4,7,5,2,1,3,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,3,7,2,5,6]=>[4,7,5,1,6,3,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,3,7,2,6,5]=>[4,7,5,1,6,2,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,3,7,5,2,6]=>[4,7,5,1,3,6,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,3,7,5,6,2]=>[4,7,5,1,3,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,3,7,6,2,5]=>[4,7,5,1,2,6,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,3,7,6,5,2]=>[4,7,5,1,2,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,5,2,3,6,7]=>[4,7,3,6,5,2,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,5,2,3,7,6]=>[4,7,3,6,5,1,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,5,2,6,3,7]=>[4,7,3,6,2,5,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,5,2,6,7,3]=>[4,7,3,6,2,1,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,5,2,7,3,6]=>[4,7,3,6,1,5,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,5,2,7,6,3]=>[4,7,3,6,1,2,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,5,3,2,6,7]=>[4,7,3,5,6,2,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,5,3,2,7,6]=>[4,7,3,5,6,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,5,3,6,2,7]=>[4,7,3,5,2,6,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,5,3,6,7,2]=>[4,7,3,5,2,1,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,5,3,7,2,6]=>[4,7,3,5,1,6,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,5,3,7,6,2]=>[4,7,3,5,1,2,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,5,6,2,3,7]=>[4,7,3,2,6,5,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,5,6,2,7,3]=>[4,7,3,2,6,1,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,5,6,3,2,7]=>[4,7,3,2,5,6,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,5,6,3,7,2]=>[4,7,3,2,5,1,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,5,6,7,2,3]=>[4,7,3,2,1,6,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,1,5,6,7,3,2]=>[4,7,3,2,1,5,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,1,5,7,2,3,6]=>[4,7,3,1,6,5,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,5,7,2,6,3]=>[4,7,3,1,6,2,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,5,7,3,2,6]=>[4,7,3,1,5,6,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,5,7,3,6,2]=>[4,7,3,1,5,2,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,5,7,6,2,3]=>[4,7,3,1,2,6,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,1,5,7,6,3,2]=>[4,7,3,1,2,5,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,1,6,2,3,5,7]=>[4,7,2,6,5,3,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,2,3,7,5]=>[4,7,2,6,5,1,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,2,5,3,7]=>[4,7,2,6,3,5,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,2,5,7,3]=>[4,7,2,6,3,1,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,2,7,3,5]=>[4,7,2,6,1,5,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,2,7,5,3]=>[4,7,2,6,1,3,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,3,2,5,7]=>[4,7,2,5,6,3,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,3,2,7,5]=>[4,7,2,5,6,1,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,3,5,2,7]=>[4,7,2,5,3,6,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,3,5,7,2]=>[4,7,2,5,3,1,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,3,7,2,5]=>[4,7,2,5,1,6,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,3,7,5,2]=>[4,7,2,5,1,3,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,5,2,3,7]=>[4,7,2,3,6,5,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,5,2,7,3]=>[4,7,2,3,6,1,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,5,3,2,7]=>[4,7,2,3,5,6,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,5,3,7,2]=>[4,7,2,3,5,1,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,5,7,2,3]=>[4,7,2,3,1,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,5,7,3,2]=>[4,7,2,3,1,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,7,2,3,5]=>[4,7,2,1,6,5,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,7,2,5,3]=>[4,7,2,1,6,3,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,7,3,2,5]=>[4,7,2,1,5,6,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,7,3,5,2]=>[4,7,2,1,5,3,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,6,7,5,2,3]=>[4,7,2,1,3,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,1,6,7,5,3,2]=>[4,7,2,1,3,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,1,7,2,3,5,6]=>[4,7,1,6,5,3,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,2,3,6,5]=>[4,7,1,6,5,2,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,2,5,3,6]=>[4,7,1,6,3,5,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,2,5,6,3]=>[4,7,1,6,3,2,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,2,6,3,5]=>[4,7,1,6,2,5,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,2,6,5,3]=>[4,7,1,6,2,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,3,2,5,6]=>[4,7,1,5,6,3,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,3,2,6,5]=>[4,7,1,5,6,2,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,3,5,2,6]=>[4,7,1,5,3,6,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,3,5,6,2]=>[4,7,1,5,3,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,3,6,2,5]=>[4,7,1,5,2,6,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,3,6,5,2]=>[4,7,1,5,2,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,5,2,3,6]=>[4,7,1,3,6,5,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,5,2,6,3]=>[4,7,1,3,6,2,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,5,3,2,6]=>[4,7,1,3,5,6,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,5,3,6,2]=>[4,7,1,3,5,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,5,6,2,3]=>[4,7,1,3,2,6,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,1,7,5,6,3,2]=>[4,7,1,3,2,5,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,1,7,6,2,3,5]=>[4,7,1,2,6,5,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,6,2,5,3]=>[4,7,1,2,6,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,6,3,2,5]=>[4,7,1,2,5,6,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,6,3,5,2]=>[4,7,1,2,5,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,1,7,6,5,2,3]=>[4,7,1,2,3,6,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,1,7,6,5,3,2]=>[4,7,1,2,3,5,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,2,1,3,5,6,7]=>[4,6,7,5,3,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,1,3,5,7,6]=>[4,6,7,5,3,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,1,3,6,5,7]=>[4,6,7,5,2,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,3,6,7,5]=>[4,6,7,5,2,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,3,7,5,6]=>[4,6,7,5,1,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,3,7,6,5]=>[4,6,7,5,1,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,1,5,3,6,7]=>[4,6,7,3,5,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,1,5,3,7,6]=>[4,6,7,3,5,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,1,5,6,3,7]=>[4,6,7,3,2,5,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,1,5,6,7,3]=>[4,6,7,3,2,1,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,1,5,7,3,6]=>[4,6,7,3,1,5,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,1,5,7,6,3]=>[4,6,7,3,1,2,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,1,6,3,5,7]=>[4,6,7,2,5,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,6,3,7,5]=>[4,6,7,2,5,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,6,5,3,7]=>[4,6,7,2,3,5,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,6,5,7,3]=>[4,6,7,2,3,1,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,6,7,3,5]=>[4,6,7,2,1,5,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,6,7,5,3]=>[4,6,7,2,1,3,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,1,7,3,5,6]=>[4,6,7,1,5,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,7,3,6,5]=>[4,6,7,1,5,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,1,7,5,3,6]=>[4,6,7,1,3,5,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,7,5,6,3]=>[4,6,7,1,3,2,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,1,7,6,3,5]=>[4,6,7,1,2,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,1,7,6,5,3]=>[4,6,7,1,2,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,1,5,6,7]=>[4,6,5,7,3,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,3,1,5,7,6]=>[4,6,5,7,3,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,1,6,5,7]=>[4,6,5,7,2,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,6,7,5]=>[4,6,5,7,2,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,7,5,6]=>[4,6,5,7,1,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,3,1,7,6,5]=>[4,6,5,7,1,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,5,1,6,7]=>[4,6,5,3,7,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,3,5,1,7,6]=>[4,6,5,3,7,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,5,6,1,7]=>[4,6,5,3,2,7,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,3,5,6,7,1]=>[4,6,5,3,2,1,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,3,5,7,1,6]=>[4,6,5,3,1,7,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,5,7,6,1]=>[4,6,5,3,1,2,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,6,1,5,7]=>[4,6,5,2,7,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,6,1,7,5]=>[4,6,5,2,7,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,6,5,1,7]=>[4,6,5,2,3,7,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,6,5,7,1]=>[4,6,5,2,3,1,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,6,7,1,5]=>[4,6,5,2,1,7,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,6,7,5,1]=>[4,6,5,2,1,3,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,7,1,5,6]=>[4,6,5,1,7,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,3,7,1,6,5]=>[4,6,5,1,7,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,7,5,1,6]=>[4,6,5,1,3,7,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,3,7,5,6,1]=>[4,6,5,1,3,2,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,3,7,6,1,5]=>[4,6,5,1,2,7,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,7,6,5,1]=>[4,6,5,1,2,3,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,5,1,3,6,7]=>[4,6,3,7,5,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,1,3,7,6]=>[4,6,3,7,5,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,1,6,3,7]=>[4,6,3,7,2,5,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,1,6,7,3]=>[4,6,3,7,2,1,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,1,7,3,6]=>[4,6,3,7,1,5,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,1,7,6,3]=>[4,6,3,7,1,2,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,3,1,6,7]=>[4,6,3,5,7,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,3,1,7,6]=>[4,6,3,5,7,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,3,6,1,7]=>[4,6,3,5,2,7,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,3,6,7,1]=>[4,6,3,5,2,1,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,3,7,1,6]=>[4,6,3,5,1,7,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,3,7,6,1]=>[4,6,3,5,1,2,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,6,1,3,7]=>[4,6,3,2,7,5,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,6,1,7,3]=>[4,6,3,2,7,1,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,6,3,1,7]=>[4,6,3,2,5,7,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,6,3,7,1]=>[4,6,3,2,5,1,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,6,7,1,3]=>[4,6,3,2,1,7,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,6,7,3,1]=>[4,6,3,2,1,5,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,2,5,7,1,3,6]=>[4,6,3,1,7,5,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,7,1,6,3]=>[4,6,3,1,7,2,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,7,3,1,6]=>[4,6,3,1,5,7,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,7,3,6,1]=>[4,6,3,1,5,2,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,7,6,1,3]=>[4,6,3,1,2,7,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,5,7,6,3,1]=>[4,6,3,1,2,5,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,2,6,1,3,5,7]=>[4,6,2,7,5,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,1,3,7,5]=>[4,6,2,7,5,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,1,5,3,7]=>[4,6,2,7,3,5,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,1,5,7,3]=>[4,6,2,7,3,1,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,1,7,3,5]=>[4,6,2,7,1,5,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,1,7,5,3]=>[4,6,2,7,1,3,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,1,5,7]=>[4,6,2,5,7,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,1,7,5]=>[4,6,2,5,7,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,5,1,7]=>[4,6,2,5,3,7,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,5,7,1]=>[4,6,2,5,3,1,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,7,1,5]=>[4,6,2,5,1,7,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,3,7,5,1]=>[4,6,2,5,1,3,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,1,3,7]=>[4,6,2,3,7,5,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,1,7,3]=>[4,6,2,3,7,1,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,3,1,7]=>[4,6,2,3,5,7,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,3,7,1]=>[4,6,2,3,5,1,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,7,1,3]=>[4,6,2,3,1,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,5,7,3,1]=>[4,6,2,3,1,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,7,1,3,5]=>[4,6,2,1,7,5,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,7,1,5,3]=>[4,6,2,1,7,3,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,7,3,1,5]=>[4,6,2,1,5,7,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,7,3,5,1]=>[4,6,2,1,5,3,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,7,5,1,3]=>[4,6,2,1,3,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,6,7,5,3,1]=>[4,6,2,1,3,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,2,7,1,3,5,6]=>[4,6,1,7,5,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,1,3,6,5]=>[4,6,1,7,5,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,1,5,3,6]=>[4,6,1,7,3,5,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,1,5,6,3]=>[4,6,1,7,3,2,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,1,6,3,5]=>[4,6,1,7,2,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,1,6,5,3]=>[4,6,1,7,2,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,3,1,5,6]=>[4,6,1,5,7,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,3,1,6,5]=>[4,6,1,5,7,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,3,5,1,6]=>[4,6,1,5,3,7,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,3,5,6,1]=>[4,6,1,5,3,2,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,3,6,1,5]=>[4,6,1,5,2,7,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,3,6,5,1]=>[4,6,1,5,2,3,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,5,1,3,6]=>[4,6,1,3,7,5,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,5,1,6,3]=>[4,6,1,3,7,2,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,5,3,1,6]=>[4,6,1,3,5,7,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,5,3,6,1]=>[4,6,1,3,5,2,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,5,6,1,3]=>[4,6,1,3,2,7,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,5,6,3,1]=>[4,6,1,3,2,5,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,2,7,6,1,3,5]=>[4,6,1,2,7,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,1,5,3]=>[4,6,1,2,7,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,3,1,5]=>[4,6,1,2,5,7,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,3,5,1]=>[4,6,1,2,5,3,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,5,1,3]=>[4,6,1,2,3,7,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,7,6,5,3,1]=>[4,6,1,2,3,5,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,3,1,2,5,6,7]=>[4,5,7,6,3,2,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,1,2,5,7,6]=>[4,5,7,6,3,1,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,1,2,6,5,7]=>[4,5,7,6,2,3,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,2,6,7,5]=>[4,5,7,6,2,1,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,2,7,5,6]=>[4,5,7,6,1,3,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,1,2,7,6,5]=>[4,5,7,6,1,2,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,5,2,6,7]=>[4,5,7,3,6,2,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,1,5,2,7,6]=>[4,5,7,3,6,1,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,1,5,6,2,7]=>[4,5,7,3,2,6,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,1,5,6,7,2]=>[4,5,7,3,2,1,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,1,5,7,2,6]=>[4,5,7,3,1,6,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,1,5,7,6,2]=>[4,5,7,3,1,2,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,1,6,2,5,7]=>[4,5,7,2,6,3,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,6,2,7,5]=>[4,5,7,2,6,1,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,6,5,2,7]=>[4,5,7,2,3,6,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,6,5,7,2]=>[4,5,7,2,3,1,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,6,7,2,5]=>[4,5,7,2,1,6,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,6,7,5,2]=>[4,5,7,2,1,3,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,1,7,2,5,6]=>[4,5,7,1,6,3,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,1,7,2,6,5]=>[4,5,7,1,6,2,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,7,5,2,6]=>[4,5,7,1,3,6,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,1,7,5,6,2]=>[4,5,7,1,3,2,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,1,7,6,2,5]=>[4,5,7,1,2,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,1,7,6,5,2]=>[4,5,7,1,2,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,2,1,5,6,7]=>[4,5,6,7,3,2,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,2,1,5,7,6]=>[4,5,6,7,3,1,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,2,1,6,5,7]=>[4,5,6,7,2,3,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,1,6,7,5]=>[4,5,6,7,2,1,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,1,7,5,6]=>[4,5,6,7,1,3,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,1,7,6,5]=>[4,5,6,7,1,2,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,5,1,6,7]=>[4,5,6,3,7,2,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,2,5,1,7,6]=>[4,5,6,3,7,1,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,2,5,6,1,7]=>[4,5,6,3,2,7,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,2,5,6,7,1]=>[4,5,6,3,2,1,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,2,5,7,1,6]=>[4,5,6,3,1,7,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,2,5,7,6,1]=>[4,5,6,3,1,2,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,2,6,1,5,7]=>[4,5,6,2,7,3,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,6,1,7,5]=>[4,5,6,2,7,1,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,6,5,1,7]=>[4,5,6,2,3,7,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,6,5,7,1]=>[4,5,6,2,3,1,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,6,7,1,5]=>[4,5,6,2,1,7,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,6,7,5,1]=>[4,5,6,2,1,3,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,7,1,5,6]=>[4,5,6,1,7,3,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,7,1,6,5]=>[4,5,6,1,7,2,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,7,5,1,6]=>[4,5,6,1,3,7,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,7,5,6,1]=>[4,5,6,1,3,2,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,7,6,1,5]=>[4,5,6,1,2,7,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,7,6,5,1]=>[4,5,6,1,2,3,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,5,1,2,6,7]=>[4,5,3,7,6,2,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,5,1,2,7,6]=>[4,5,3,7,6,1,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,5,1,6,2,7]=>[4,5,3,7,2,6,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,5,1,6,7,2]=>[4,5,3,7,2,1,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,5,1,7,2,6]=>[4,5,3,7,1,6,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,5,1,7,6,2]=>[4,5,3,7,1,2,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,5,2,1,6,7]=>[4,5,3,6,7,2,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,5,2,1,7,6]=>[4,5,3,6,7,1,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,2,6,1,7]=>[4,5,3,6,2,7,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,5,2,6,7,1]=>[4,5,3,6,2,1,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,5,2,7,1,6]=>[4,5,3,6,1,7,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,2,7,6,1]=>[4,5,3,6,1,2,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,6,1,2,7]=>[4,5,3,2,7,6,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,5,6,1,7,2]=>[4,5,3,2,7,1,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,5,6,2,1,7]=>[4,5,3,2,6,7,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,5,6,2,7,1]=>[4,5,3,2,6,1,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,5,6,7,1,2]=>[4,5,3,2,1,7,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,3,5,6,7,2,1]=>[4,5,3,2,1,6,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,3,5,7,1,2,6]=>[4,5,3,1,7,6,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,5,7,1,6,2]=>[4,5,3,1,7,2,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,5,7,2,1,6]=>[4,5,3,1,6,7,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,7,2,6,1]=>[4,5,3,1,6,2,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,7,6,1,2]=>[4,5,3,1,2,7,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,3,5,7,6,2,1]=>[4,5,3,1,2,6,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,6,1,2,5,7]=>[4,5,2,7,6,3,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,1,2,7,5]=>[4,5,2,7,6,1,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,1,5,2,7]=>[4,5,2,7,3,6,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,1,5,7,2]=>[4,5,2,7,3,1,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,1,7,2,5]=>[4,5,2,7,1,6,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,1,7,5,2]=>[4,5,2,7,1,3,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,2,1,5,7]=>[4,5,2,6,7,3,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,2,1,7,5]=>[4,5,2,6,7,1,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,2,5,1,7]=>[4,5,2,6,3,7,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,2,5,7,1]=>[4,5,2,6,3,1,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,2,7,1,5]=>[4,5,2,6,1,7,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,2,7,5,1]=>[4,5,2,6,1,3,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,5,1,2,7]=>[4,5,2,3,7,6,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,5,1,7,2]=>[4,5,2,3,7,1,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,5,2,1,7]=>[4,5,2,3,6,7,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,5,2,7,1]=>[4,5,2,3,6,1,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,5,7,1,2]=>[4,5,2,3,1,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,5,7,2,1]=>[4,5,2,3,1,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,7,1,2,5]=>[4,5,2,1,7,6,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,7,1,5,2]=>[4,5,2,1,7,3,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,7,2,1,5]=>[4,5,2,1,6,7,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,7,2,5,1]=>[4,5,2,1,6,3,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,6,7,5,1,2]=>[4,5,2,1,3,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,3,6,7,5,2,1]=>[4,5,2,1,3,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,3,7,1,2,5,6]=>[4,5,1,7,6,3,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,7,1,2,6,5]=>[4,5,1,7,6,2,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,1,5,2,6]=>[4,5,1,7,3,6,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,7,1,5,6,2]=>[4,5,1,7,3,2,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,7,1,6,2,5]=>[4,5,1,7,2,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,1,6,5,2]=>[4,5,1,7,2,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,2,1,5,6]=>[4,5,1,6,7,3,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,7,2,1,6,5]=>[4,5,1,6,7,2,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,2,5,1,6]=>[4,5,1,6,3,7,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,7,2,5,6,1]=>[4,5,1,6,3,2,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,7,2,6,1,5]=>[4,5,1,6,2,7,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,2,6,5,1]=>[4,5,1,6,2,3,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,5,1,2,6]=>[4,5,1,3,7,6,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,7,5,1,6,2]=>[4,5,1,3,7,2,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,7,5,2,1,6]=>[4,5,1,3,6,7,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,7,5,2,6,1]=>[4,5,1,3,6,2,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,7,5,6,1,2]=>[4,5,1,3,2,7,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,3,7,5,6,2,1]=>[4,5,1,3,2,6,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,7,6,1,2,5]=>[4,5,1,2,7,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,6,1,5,2]=>[4,5,1,2,7,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,6,2,1,5]=>[4,5,1,2,6,7,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,6,2,5,1]=>[4,5,1,2,6,3,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,7,6,5,1,2]=>[4,5,1,2,3,7,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,3,7,6,5,2,1]=>[4,5,1,2,3,6,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,5,1,2,3,6,7]=>[4,3,7,6,5,2,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,1,2,3,7,6]=>[4,3,7,6,5,1,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,1,2,6,3,7]=>[4,3,7,6,2,5,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,1,2,6,7,3]=>[4,3,7,6,2,1,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,1,2,7,3,6]=>[4,3,7,6,1,5,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,1,2,7,6,3]=>[4,3,7,6,1,2,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,1,3,2,6,7]=>[4,3,7,5,6,2,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,1,3,2,7,6]=>[4,3,7,5,6,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,1,3,6,2,7]=>[4,3,7,5,2,6,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,1,3,6,7,2]=>[4,3,7,5,2,1,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,1,3,7,2,6]=>[4,3,7,5,1,6,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,1,3,7,6,2]=>[4,3,7,5,1,2,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,1,6,2,3,7]=>[4,3,7,2,6,5,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,1,6,2,7,3]=>[4,3,7,2,6,1,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,1,6,3,2,7]=>[4,3,7,2,5,6,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,1,6,3,7,2]=>[4,3,7,2,5,1,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,1,6,7,2,3]=>[4,3,7,2,1,6,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,1,6,7,3,2]=>[4,3,7,2,1,5,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,1,7,2,3,6]=>[4,3,7,1,6,5,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,1,7,2,6,3]=>[4,3,7,1,6,2,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,1,7,3,2,6]=>[4,3,7,1,5,6,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,1,7,3,6,2]=>[4,3,7,1,5,2,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,1,7,6,2,3]=>[4,3,7,1,2,6,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,1,7,6,3,2]=>[4,3,7,1,2,5,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,2,1,3,6,7]=>[4,3,6,7,5,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,1,3,7,6]=>[4,3,6,7,5,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,1,6,3,7]=>[4,3,6,7,2,5,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,1,6,7,3]=>[4,3,6,7,2,1,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,1,7,3,6]=>[4,3,6,7,1,5,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,1,7,6,3]=>[4,3,6,7,1,2,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,3,1,6,7]=>[4,3,6,5,7,2,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,3,1,7,6]=>[4,3,6,5,7,1,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,3,6,1,7]=>[4,3,6,5,2,7,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,3,6,7,1]=>[4,3,6,5,2,1,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,3,7,1,6]=>[4,3,6,5,1,7,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,3,7,6,1]=>[4,3,6,5,1,2,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,6,1,3,7]=>[4,3,6,2,7,5,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,6,1,7,3]=>[4,3,6,2,7,1,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,6,3,1,7]=>[4,3,6,2,5,7,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,6,3,7,1]=>[4,3,6,2,5,1,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,6,7,1,3]=>[4,3,6,2,1,7,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,6,7,3,1]=>[4,3,6,2,1,5,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,2,7,1,3,6]=>[4,3,6,1,7,5,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,7,1,6,3]=>[4,3,6,1,7,2,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,7,3,1,6]=>[4,3,6,1,5,7,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,7,3,6,1]=>[4,3,6,1,5,2,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,7,6,1,3]=>[4,3,6,1,2,7,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,2,7,6,3,1]=>[4,3,6,1,2,5,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,3,1,2,6,7]=>[4,3,5,7,6,2,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,3,1,2,7,6]=>[4,3,5,7,6,1,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,3,1,6,2,7]=>[4,3,5,7,2,6,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,3,1,6,7,2]=>[4,3,5,7,2,1,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,3,1,7,2,6]=>[4,3,5,7,1,6,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,3,1,7,6,2]=>[4,3,5,7,1,2,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,3,2,1,6,7]=>[4,3,5,6,7,2,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,3,2,1,7,6]=>[4,3,5,6,7,1,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,3,2,6,1,7]=>[4,3,5,6,2,7,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,3,2,6,7,1]=>[4,3,5,6,2,1,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,3,2,7,1,6]=>[4,3,5,6,1,7,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,3,2,7,6,1]=>[4,3,5,6,1,2,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,3,6,1,2,7]=>[4,3,5,2,7,6,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,3,6,1,7,2]=>[4,3,5,2,7,1,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,3,6,2,1,7]=>[4,3,5,2,6,7,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,3,6,2,7,1]=>[4,3,5,2,6,1,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,3,6,7,1,2]=>[4,3,5,2,1,7,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,3,6,7,2,1]=>[4,3,5,2,1,6,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,3,7,1,2,6]=>[4,3,5,1,7,6,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,3,7,1,6,2]=>[4,3,5,1,7,2,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,3,7,2,1,6]=>[4,3,5,1,6,7,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,3,7,2,6,1]=>[4,3,5,1,6,2,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,3,7,6,1,2]=>[4,3,5,1,2,7,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,3,7,6,2,1]=>[4,3,5,1,2,6,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,6,1,2,3,7]=>[4,3,2,7,6,5,1]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,6,1,2,7,3]=>[4,3,2,7,6,1,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,6,1,3,2,7]=>[4,3,2,7,5,6,1]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,6,1,3,7,2]=>[4,3,2,7,5,1,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,6,1,7,2,3]=>[4,3,2,7,1,6,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,6,1,7,3,2]=>[4,3,2,7,1,5,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,6,2,1,3,7]=>[4,3,2,6,7,5,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,2,1,7,3]=>[4,3,2,6,7,1,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,2,3,1,7]=>[4,3,2,6,5,7,1]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,2,3,7,1]=>[4,3,2,6,5,1,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,2,7,1,3]=>[4,3,2,6,1,7,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,2,7,3,1]=>[4,3,2,6,1,5,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,3,1,2,7]=>[4,3,2,5,7,6,1]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,6,3,1,7,2]=>[4,3,2,5,7,1,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,6,3,2,1,7]=>[4,3,2,5,6,7,1]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,6,3,2,7,1]=>[4,3,2,5,6,1,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,6,3,7,1,2]=>[4,3,2,5,1,7,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,6,3,7,2,1]=>[4,3,2,5,1,6,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,6,7,1,2,3]=>[4,3,2,1,7,6,5]=>[[[[.,.],.],.],[[[.,.],.],.]]=>[[[.,.],.],[.,[[[.,.],.],.]]]
[4,5,6,7,1,3,2]=>[4,3,2,1,7,5,6]=>[[[[.,.],.],.],[[.,[.,.]],.]]=>[[[.,.],.],[.,[[.,[.,.]],.]]]
[4,5,6,7,2,1,3]=>[4,3,2,1,6,7,5]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,7,2,3,1]=>[4,3,2,1,6,5,7]=>[[[[.,.],.],.],[[.,.],[.,.]]]=>[[[.,.],.],[.,[[.,.],[.,.]]]]
[4,5,6,7,3,1,2]=>[4,3,2,1,5,7,6]=>[[[[.,.],.],.],[.,[[.,.],.]]]=>[[[.,.],.],[.,[.,[[.,.],.]]]]
[4,5,6,7,3,2,1]=>[4,3,2,1,5,6,7]=>[[[[.,.],.],.],[.,[.,[.,.]]]]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]
[4,5,7,1,2,3,6]=>[4,3,1,7,6,5,2]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,7,1,2,6,3]=>[4,3,1,7,6,2,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,7,1,3,2,6]=>[4,3,1,7,5,6,2]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,7,1,3,6,2]=>[4,3,1,7,5,2,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,7,1,6,2,3]=>[4,3,1,7,2,6,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,7,1,6,3,2]=>[4,3,1,7,2,5,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,7,2,1,3,6]=>[4,3,1,6,7,5,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,2,1,6,3]=>[4,3,1,6,7,2,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,2,3,1,6]=>[4,3,1,6,5,7,2]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,2,3,6,1]=>[4,3,1,6,5,2,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,2,6,1,3]=>[4,3,1,6,2,7,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,2,6,3,1]=>[4,3,1,6,2,5,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,3,1,2,6]=>[4,3,1,5,7,6,2]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,7,3,1,6,2]=>[4,3,1,5,7,2,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,7,3,2,1,6]=>[4,3,1,5,6,7,2]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,7,3,2,6,1]=>[4,3,1,5,6,2,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,7,3,6,1,2]=>[4,3,1,5,2,7,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,7,3,6,2,1]=>[4,3,1,5,2,6,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,7,6,1,2,3]=>[4,3,1,2,7,6,5]=>[[[.,[.,.]],.],[[[.,.],.],.]]=>[[.,[.,.]],[.,[[[.,.],.],.]]]
[4,5,7,6,1,3,2]=>[4,3,1,2,7,5,6]=>[[[.,[.,.]],.],[[.,[.,.]],.]]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]
[4,5,7,6,2,1,3]=>[4,3,1,2,6,7,5]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,6,2,3,1]=>[4,3,1,2,6,5,7]=>[[[.,[.,.]],.],[[.,.],[.,.]]]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,6,3,1,2]=>[4,3,1,2,5,7,6]=>[[[.,[.,.]],.],[.,[[.,.],.]]]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]
[4,5,7,6,3,2,1]=>[4,3,1,2,5,6,7]=>[[[.,[.,.]],.],[.,[.,[.,.]]]]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]
[4,6,1,2,3,5,7]=>[4,2,7,6,5,3,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,2,3,7,5]=>[4,2,7,6,5,1,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,2,5,3,7]=>[4,2,7,6,3,5,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,2,5,7,3]=>[4,2,7,6,3,1,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,2,7,3,5]=>[4,2,7,6,1,5,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,2,7,5,3]=>[4,2,7,6,1,3,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,3,2,5,7]=>[4,2,7,5,6,3,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,3,2,7,5]=>[4,2,7,5,6,1,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,3,5,2,7]=>[4,2,7,5,3,6,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,3,5,7,2]=>[4,2,7,5,3,1,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,3,7,2,5]=>[4,2,7,5,1,6,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,3,7,5,2]=>[4,2,7,5,1,3,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,5,2,3,7]=>[4,2,7,3,6,5,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,5,2,7,3]=>[4,2,7,3,6,1,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,5,3,2,7]=>[4,2,7,3,5,6,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,5,3,7,2]=>[4,2,7,3,5,1,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,5,7,2,3]=>[4,2,7,3,1,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,5,7,3,2]=>[4,2,7,3,1,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,7,2,3,5]=>[4,2,7,1,6,5,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,7,2,5,3]=>[4,2,7,1,6,3,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,7,3,2,5]=>[4,2,7,1,5,6,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,7,3,5,2]=>[4,2,7,1,5,3,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,1,7,5,2,3]=>[4,2,7,1,3,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,1,7,5,3,2]=>[4,2,7,1,3,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,2,1,3,5,7]=>[4,2,6,7,5,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,1,3,7,5]=>[4,2,6,7,5,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,1,5,3,7]=>[4,2,6,7,3,5,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,1,5,7,3]=>[4,2,6,7,3,1,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,1,7,3,5]=>[4,2,6,7,1,5,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,1,7,5,3]=>[4,2,6,7,1,3,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,1,5,7]=>[4,2,6,5,7,3,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,1,7,5]=>[4,2,6,5,7,1,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,5,1,7]=>[4,2,6,5,3,7,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,5,7,1]=>[4,2,6,5,3,1,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,7,1,5]=>[4,2,6,5,1,7,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,3,7,5,1]=>[4,2,6,5,1,3,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,5,1,3,7]=>[4,2,6,3,7,5,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,5,1,7,3]=>[4,2,6,3,7,1,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,5,3,1,7]=>[4,2,6,3,5,7,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,5,3,7,1]=>[4,2,6,3,5,1,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,5,7,1,3]=>[4,2,6,3,1,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,5,7,3,1]=>[4,2,6,3,1,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,7,1,3,5]=>[4,2,6,1,7,5,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,7,1,5,3]=>[4,2,6,1,7,3,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,7,3,1,5]=>[4,2,6,1,5,7,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,7,3,5,1]=>[4,2,6,1,5,3,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,7,5,1,3]=>[4,2,6,1,3,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,2,7,5,3,1]=>[4,2,6,1,3,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,3,1,2,5,7]=>[4,2,5,7,6,3,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,1,2,7,5]=>[4,2,5,7,6,1,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,1,5,2,7]=>[4,2,5,7,3,6,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,1,5,7,2]=>[4,2,5,7,3,1,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,1,7,2,5]=>[4,2,5,7,1,6,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,1,7,5,2]=>[4,2,5,7,1,3,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,2,1,5,7]=>[4,2,5,6,7,3,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,2,1,7,5]=>[4,2,5,6,7,1,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,2,5,1,7]=>[4,2,5,6,3,7,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,2,5,7,1]=>[4,2,5,6,3,1,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,2,7,1,5]=>[4,2,5,6,1,7,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,2,7,5,1]=>[4,2,5,6,1,3,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,5,1,2,7]=>[4,2,5,3,7,6,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,5,1,7,2]=>[4,2,5,3,7,1,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,5,2,1,7]=>[4,2,5,3,6,7,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,5,2,7,1]=>[4,2,5,3,6,1,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,5,7,1,2]=>[4,2,5,3,1,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,5,7,2,1]=>[4,2,5,3,1,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,7,1,2,5]=>[4,2,5,1,7,6,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,7,1,5,2]=>[4,2,5,1,7,3,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,7,2,1,5]=>[4,2,5,1,6,7,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,7,2,5,1]=>[4,2,5,1,6,3,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,3,7,5,1,2]=>[4,2,5,1,3,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,3,7,5,2,1]=>[4,2,5,1,3,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,5,1,2,3,7]=>[4,2,3,7,6,5,1]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,5,1,2,7,3]=>[4,2,3,7,6,1,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,5,1,3,2,7]=>[4,2,3,7,5,6,1]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,5,1,3,7,2]=>[4,2,3,7,5,1,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,5,1,7,2,3]=>[4,2,3,7,1,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,5,1,7,3,2]=>[4,2,3,7,1,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,5,2,1,3,7]=>[4,2,3,6,7,5,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,2,1,7,3]=>[4,2,3,6,7,1,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,2,3,1,7]=>[4,2,3,6,5,7,1]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,2,3,7,1]=>[4,2,3,6,5,1,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,2,7,1,3]=>[4,2,3,6,1,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,2,7,3,1]=>[4,2,3,6,1,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,3,1,2,7]=>[4,2,3,5,7,6,1]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,5,3,1,7,2]=>[4,2,3,5,7,1,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,5,3,2,1,7]=>[4,2,3,5,6,7,1]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,5,3,2,7,1]=>[4,2,3,5,6,1,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,5,3,7,1,2]=>[4,2,3,5,1,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,5,3,7,2,1]=>[4,2,3,5,1,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,5,7,1,2,3]=>[4,2,3,1,7,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,5,7,1,3,2]=>[4,2,3,1,7,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,5,7,2,1,3]=>[4,2,3,1,6,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,7,2,3,1]=>[4,2,3,1,6,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,5,7,3,1,2]=>[4,2,3,1,5,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,5,7,3,2,1]=>[4,2,3,1,5,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,7,1,2,3,5]=>[4,2,1,7,6,5,3]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,7,1,2,5,3]=>[4,2,1,7,6,3,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,7,1,3,2,5]=>[4,2,1,7,5,6,3]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,7,1,3,5,2]=>[4,2,1,7,5,3,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,7,1,5,2,3]=>[4,2,1,7,3,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,7,1,5,3,2]=>[4,2,1,7,3,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,7,2,1,3,5]=>[4,2,1,6,7,5,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,1,5,3]=>[4,2,1,6,7,3,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,3,1,5]=>[4,2,1,6,5,7,3]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,3,5,1]=>[4,2,1,6,5,3,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,5,1,3]=>[4,2,1,6,3,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,5,3,1]=>[4,2,1,6,3,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,3,1,2,5]=>[4,2,1,5,7,6,3]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,7,3,1,5,2]=>[4,2,1,5,7,3,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,7,3,2,1,5]=>[4,2,1,5,6,7,3]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,7,3,2,5,1]=>[4,2,1,5,6,3,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,7,3,5,1,2]=>[4,2,1,5,3,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,7,3,5,2,1]=>[4,2,1,5,3,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,6,7,5,1,2,3]=>[4,2,1,3,7,6,5]=>[[[.,.],[.,.]],[[[.,.],.],.]]=>[[.,.],[[.,.],[[[.,.],.],.]]]
[4,6,7,5,1,3,2]=>[4,2,1,3,7,5,6]=>[[[.,.],[.,.]],[[.,[.,.]],.]]=>[[.,.],[[.,.],[[.,[.,.]],.]]]
[4,6,7,5,2,1,3]=>[4,2,1,3,6,7,5]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,5,2,3,1]=>[4,2,1,3,6,5,7]=>[[[.,.],[.,.]],[[.,.],[.,.]]]=>[[.,.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,5,3,1,2]=>[4,2,1,3,5,7,6]=>[[[.,.],[.,.]],[.,[[.,.],.]]]=>[[.,.],[[.,.],[.,[[.,.],.]]]]
[4,6,7,5,3,2,1]=>[4,2,1,3,5,6,7]=>[[[.,.],[.,.]],[.,[.,[.,.]]]]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]
[4,7,1,2,3,5,6]=>[4,1,7,6,5,3,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,2,3,6,5]=>[4,1,7,6,5,2,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,2,5,3,6]=>[4,1,7,6,3,5,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,2,5,6,3]=>[4,1,7,6,3,2,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,2,6,3,5]=>[4,1,7,6,2,5,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,2,6,5,3]=>[4,1,7,6,2,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,3,2,5,6]=>[4,1,7,5,6,3,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,3,2,6,5]=>[4,1,7,5,6,2,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,3,5,2,6]=>[4,1,7,5,3,6,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,3,5,6,2]=>[4,1,7,5,3,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,3,6,2,5]=>[4,1,7,5,2,6,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,3,6,5,2]=>[4,1,7,5,2,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,5,2,3,6]=>[4,1,7,3,6,5,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,5,2,6,3]=>[4,1,7,3,6,2,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,5,3,2,6]=>[4,1,7,3,5,6,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,5,3,6,2]=>[4,1,7,3,5,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,5,6,2,3]=>[4,1,7,3,2,6,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,1,5,6,3,2]=>[4,1,7,3,2,5,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,1,6,2,3,5]=>[4,1,7,2,6,5,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,6,2,5,3]=>[4,1,7,2,6,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,6,3,2,5]=>[4,1,7,2,5,6,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,6,3,5,2]=>[4,1,7,2,5,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,1,6,5,2,3]=>[4,1,7,2,3,6,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,1,6,5,3,2]=>[4,1,7,2,3,5,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,2,1,3,5,6]=>[4,1,6,7,5,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,1,3,6,5]=>[4,1,6,7,5,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,1,5,3,6]=>[4,1,6,7,3,5,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,1,5,6,3]=>[4,1,6,7,3,2,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,1,6,3,5]=>[4,1,6,7,2,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,1,6,5,3]=>[4,1,6,7,2,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,3,1,5,6]=>[4,1,6,5,7,3,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,3,1,6,5]=>[4,1,6,5,7,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,3,5,1,6]=>[4,1,6,5,3,7,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,3,5,6,1]=>[4,1,6,5,3,2,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,3,6,1,5]=>[4,1,6,5,2,7,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,3,6,5,1]=>[4,1,6,5,2,3,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,5,1,3,6]=>[4,1,6,3,7,5,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,5,1,6,3]=>[4,1,6,3,7,2,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,5,3,1,6]=>[4,1,6,3,5,7,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,5,3,6,1]=>[4,1,6,3,5,2,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,5,6,1,3]=>[4,1,6,3,2,7,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,5,6,3,1]=>[4,1,6,3,2,5,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,2,6,1,3,5]=>[4,1,6,2,7,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,1,5,3]=>[4,1,6,2,7,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,3,1,5]=>[4,1,6,2,5,7,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,3,5,1]=>[4,1,6,2,5,3,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,5,1,3]=>[4,1,6,2,3,7,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,2,6,5,3,1]=>[4,1,6,2,3,5,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,3,1,2,5,6]=>[4,1,5,7,6,3,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,3,1,2,6,5]=>[4,1,5,7,6,2,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,1,5,2,6]=>[4,1,5,7,3,6,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,3,1,5,6,2]=>[4,1,5,7,3,2,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,3,1,6,2,5]=>[4,1,5,7,2,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,1,6,5,2]=>[4,1,5,7,2,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,2,1,5,6]=>[4,1,5,6,7,3,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,3,2,1,6,5]=>[4,1,5,6,7,2,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,2,5,1,6]=>[4,1,5,6,3,7,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,3,2,5,6,1]=>[4,1,5,6,3,2,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,3,2,6,1,5]=>[4,1,5,6,2,7,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,2,6,5,1]=>[4,1,5,6,2,3,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,5,1,2,6]=>[4,1,5,3,7,6,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,3,5,1,6,2]=>[4,1,5,3,7,2,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,3,5,2,1,6]=>[4,1,5,3,6,7,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,3,5,2,6,1]=>[4,1,5,3,6,2,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,3,5,6,1,2]=>[4,1,5,3,2,7,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,3,5,6,2,1]=>[4,1,5,3,2,6,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,3,6,1,2,5]=>[4,1,5,2,7,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,6,1,5,2]=>[4,1,5,2,7,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,6,2,1,5]=>[4,1,5,2,6,7,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,6,2,5,1]=>[4,1,5,2,6,3,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,3,6,5,1,2]=>[4,1,5,2,3,7,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,3,6,5,2,1]=>[4,1,5,2,3,6,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,5,1,2,3,6]=>[4,1,3,7,6,5,2]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,5,1,2,6,3]=>[4,1,3,7,6,2,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,5,1,3,2,6]=>[4,1,3,7,5,6,2]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,5,1,3,6,2]=>[4,1,3,7,5,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,5,1,6,2,3]=>[4,1,3,7,2,6,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,5,1,6,3,2]=>[4,1,3,7,2,5,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,5,2,1,3,6]=>[4,1,3,6,7,5,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,2,1,6,3]=>[4,1,3,6,7,2,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,2,3,1,6]=>[4,1,3,6,5,7,2]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,2,3,6,1]=>[4,1,3,6,5,2,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,2,6,1,3]=>[4,1,3,6,2,7,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,2,6,3,1]=>[4,1,3,6,2,5,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,3,1,2,6]=>[4,1,3,5,7,6,2]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,1,6,2]=>[4,1,3,5,7,2,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,2,1,6]=>[4,1,3,5,6,7,2]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,5,3,2,6,1]=>[4,1,3,5,6,2,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,5,3,6,1,2]=>[4,1,3,5,2,7,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,3,6,2,1]=>[4,1,3,5,2,6,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,5,6,1,2,3]=>[4,1,3,2,7,6,5]=>[[.,[[.,.],.]],[[[.,.],.],.]]=>[.,[[[.,.],.],[[[.,.],.],.]]]
[4,7,5,6,1,3,2]=>[4,1,3,2,7,5,6]=>[[.,[[.,.],.]],[[.,[.,.]],.]]=>[.,[[[.,.],.],[[.,[.,.]],.]]]
[4,7,5,6,2,1,3]=>[4,1,3,2,6,7,5]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,6,2,3,1]=>[4,1,3,2,6,5,7]=>[[.,[[.,.],.]],[[.,.],[.,.]]]=>[.,[[[.,.],.],[[.,.],[.,.]]]]
[4,7,5,6,3,1,2]=>[4,1,3,2,5,7,6]=>[[.,[[.,.],.]],[.,[[.,.],.]]]=>[.,[[[.,.],.],[.,[[.,.],.]]]]
[4,7,5,6,3,2,1]=>[4,1,3,2,5,6,7]=>[[.,[[.,.],.]],[.,[.,[.,.]]]]=>[.,[[[.,.],.],[.,[.,[.,.]]]]]
[4,7,6,1,2,3,5]=>[4,1,2,7,6,5,3]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,1,2,5,3]=>[4,1,2,7,6,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,1,3,2,5]=>[4,1,2,7,5,6,3]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,1,3,5,2]=>[4,1,2,7,5,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,1,5,2,3]=>[4,1,2,7,3,6,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,1,5,3,2]=>[4,1,2,7,3,5,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,2,1,3,5]=>[4,1,2,6,7,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,2,1,5,3]=>[4,1,2,6,7,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,2,3,1,5]=>[4,1,2,6,5,7,3]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,2,3,5,1]=>[4,1,2,6,5,3,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,2,5,1,3]=>[4,1,2,6,3,7,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,2,5,3,1]=>[4,1,2,6,3,5,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,3,1,2,5]=>[4,1,2,5,7,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,3,1,5,2]=>[4,1,2,5,7,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,3,2,1,5]=>[4,1,2,5,6,7,3]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,6,3,2,5,1]=>[4,1,2,5,6,3,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,6,3,5,1,2]=>[4,1,2,5,3,7,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,3,5,2,1]=>[4,1,2,5,3,6,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[4,7,6,5,1,2,3]=>[4,1,2,3,7,6,5]=>[[.,[.,[.,.]]],[[[.,.],.],.]]=>[.,[[.,[.,.]],[[[.,.],.],.]]]
[4,7,6,5,1,3,2]=>[4,1,2,3,7,5,6]=>[[.,[.,[.,.]]],[[.,[.,.]],.]]=>[.,[[.,[.,.]],[[.,[.,.]],.]]]
[4,7,6,5,2,1,3]=>[4,1,2,3,6,7,5]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,5,2,3,1]=>[4,1,2,3,6,5,7]=>[[.,[.,[.,.]]],[[.,.],[.,.]]]=>[.,[[.,[.,.]],[[.,.],[.,.]]]]
[4,7,6,5,3,1,2]=>[4,1,2,3,5,7,6]=>[[.,[.,[.,.]]],[.,[[.,.],.]]]=>[.,[[.,[.,.]],[.,[[.,.],.]]]]
[4,7,6,5,3,2,1]=>[4,1,2,3,5,6,7]=>[[.,[.,[.,.]]],[.,[.,[.,.]]]]=>[.,[[.,[.,.]],[.,[.,[.,.]]]]]
[5,1,2,3,4,6,7]=>[3,7,6,5,4,2,1]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,2,3,4,7,6]=>[3,7,6,5,4,1,2]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,2,3,6,4,7]=>[3,7,6,5,2,4,1]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,2,3,6,7,4]=>[3,7,6,5,2,1,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,2,3,7,4,6]=>[3,7,6,5,1,4,2]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,2,3,7,6,4]=>[3,7,6,5,1,2,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,2,4,3,6,7]=>[3,7,6,4,5,2,1]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,2,4,3,7,6]=>[3,7,6,4,5,1,2]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,2,4,6,3,7]=>[3,7,6,4,2,5,1]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,2,4,6,7,3]=>[3,7,6,4,2,1,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,2,4,7,3,6]=>[3,7,6,4,1,5,2]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,2,4,7,6,3]=>[3,7,6,4,1,2,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,2,6,3,4,7]=>[3,7,6,2,5,4,1]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,2,6,3,7,4]=>[3,7,6,2,5,1,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,2,6,4,3,7]=>[3,7,6,2,4,5,1]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,2,6,4,7,3]=>[3,7,6,2,4,1,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,2,6,7,3,4]=>[3,7,6,2,1,5,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,2,6,7,4,3]=>[3,7,6,2,1,4,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,2,7,3,4,6]=>[3,7,6,1,5,4,2]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,2,7,3,6,4]=>[3,7,6,1,5,2,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,2,7,4,3,6]=>[3,7,6,1,4,5,2]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,2,7,4,6,3]=>[3,7,6,1,4,2,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,2,7,6,3,4]=>[3,7,6,1,2,5,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,2,7,6,4,3]=>[3,7,6,1,2,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,3,2,4,6,7]=>[3,7,5,6,4,2,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,2,4,7,6]=>[3,7,5,6,4,1,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,2,6,4,7]=>[3,7,5,6,2,4,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,2,6,7,4]=>[3,7,5,6,2,1,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,2,7,4,6]=>[3,7,5,6,1,4,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,2,7,6,4]=>[3,7,5,6,1,2,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,4,2,6,7]=>[3,7,5,4,6,2,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,4,2,7,6]=>[3,7,5,4,6,1,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,4,6,2,7]=>[3,7,5,4,2,6,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,4,6,7,2]=>[3,7,5,4,2,1,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,4,7,2,6]=>[3,7,5,4,1,6,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,4,7,6,2]=>[3,7,5,4,1,2,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,6,2,4,7]=>[3,7,5,2,6,4,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,6,2,7,4]=>[3,7,5,2,6,1,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,6,4,2,7]=>[3,7,5,2,4,6,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,6,4,7,2]=>[3,7,5,2,4,1,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,6,7,2,4]=>[3,7,5,2,1,6,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,6,7,4,2]=>[3,7,5,2,1,4,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,3,7,2,4,6]=>[3,7,5,1,6,4,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,7,2,6,4]=>[3,7,5,1,6,2,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,7,4,2,6]=>[3,7,5,1,4,6,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,7,4,6,2]=>[3,7,5,1,4,2,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,7,6,2,4]=>[3,7,5,1,2,6,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,3,7,6,4,2]=>[3,7,5,1,2,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,4,2,3,6,7]=>[3,7,4,6,5,2,1]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,4,2,3,7,6]=>[3,7,4,6,5,1,2]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,4,2,6,3,7]=>[3,7,4,6,2,5,1]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,4,2,6,7,3]=>[3,7,4,6,2,1,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,4,2,7,3,6]=>[3,7,4,6,1,5,2]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,4,2,7,6,3]=>[3,7,4,6,1,2,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,4,3,2,6,7]=>[3,7,4,5,6,2,1]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,4,3,2,7,6]=>[3,7,4,5,6,1,2]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,4,3,6,2,7]=>[3,7,4,5,2,6,1]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,4,3,6,7,2]=>[3,7,4,5,2,1,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,4,3,7,2,6]=>[3,7,4,5,1,6,2]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,4,3,7,6,2]=>[3,7,4,5,1,2,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,4,6,2,3,7]=>[3,7,4,2,6,5,1]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,4,6,2,7,3]=>[3,7,4,2,6,1,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,4,6,3,2,7]=>[3,7,4,2,5,6,1]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,4,6,3,7,2]=>[3,7,4,2,5,1,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,4,6,7,2,3]=>[3,7,4,2,1,6,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,4,6,7,3,2]=>[3,7,4,2,1,5,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,4,7,2,3,6]=>[3,7,4,1,6,5,2]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,4,7,2,6,3]=>[3,7,4,1,6,2,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,4,7,3,2,6]=>[3,7,4,1,5,6,2]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,4,7,3,6,2]=>[3,7,4,1,5,2,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,4,7,6,2,3]=>[3,7,4,1,2,6,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,4,7,6,3,2]=>[3,7,4,1,2,5,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,6,2,3,4,7]=>[3,7,2,6,5,4,1]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,6,2,3,7,4]=>[3,7,2,6,5,1,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,6,2,4,3,7]=>[3,7,2,6,4,5,1]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,6,2,4,7,3]=>[3,7,2,6,4,1,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,6,2,7,3,4]=>[3,7,2,6,1,5,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,6,2,7,4,3]=>[3,7,2,6,1,4,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,6,3,2,4,7]=>[3,7,2,5,6,4,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,3,2,7,4]=>[3,7,2,5,6,1,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,3,4,2,7]=>[3,7,2,5,4,6,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,3,4,7,2]=>[3,7,2,5,4,1,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,3,7,2,4]=>[3,7,2,5,1,6,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,3,7,4,2]=>[3,7,2,5,1,4,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,4,2,3,7]=>[3,7,2,4,6,5,1]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,6,4,2,7,3]=>[3,7,2,4,6,1,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,6,4,3,2,7]=>[3,7,2,4,5,6,1]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,6,4,3,7,2]=>[3,7,2,4,5,1,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,6,4,7,2,3]=>[3,7,2,4,1,6,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,6,4,7,3,2]=>[3,7,2,4,1,5,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,6,7,2,3,4]=>[3,7,2,1,6,5,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,1,6,7,2,4,3]=>[3,7,2,1,6,4,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,1,6,7,3,2,4]=>[3,7,2,1,5,6,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,7,3,4,2]=>[3,7,2,1,5,4,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,7,4,2,3]=>[3,7,2,1,4,6,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,1,6,7,4,3,2]=>[3,7,2,1,4,5,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,1,7,2,3,4,6]=>[3,7,1,6,5,4,2]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,7,2,3,6,4]=>[3,7,1,6,5,2,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,7,2,4,3,6]=>[3,7,1,6,4,5,2]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,7,2,4,6,3]=>[3,7,1,6,4,2,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,7,2,6,3,4]=>[3,7,1,6,2,5,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,7,2,6,4,3]=>[3,7,1,6,2,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,7,3,2,4,6]=>[3,7,1,5,6,4,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,3,2,6,4]=>[3,7,1,5,6,2,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,3,4,2,6]=>[3,7,1,5,4,6,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,3,4,6,2]=>[3,7,1,5,4,2,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,3,6,2,4]=>[3,7,1,5,2,6,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,3,6,4,2]=>[3,7,1,5,2,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,4,2,3,6]=>[3,7,1,4,6,5,2]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,7,4,2,6,3]=>[3,7,1,4,6,2,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,7,4,3,2,6]=>[3,7,1,4,5,6,2]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,7,4,3,6,2]=>[3,7,1,4,5,2,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,7,4,6,2,3]=>[3,7,1,4,2,6,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,7,4,6,3,2]=>[3,7,1,4,2,5,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,1,7,6,2,3,4]=>[3,7,1,2,6,5,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,1,7,6,2,4,3]=>[3,7,1,2,6,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,1,7,6,3,2,4]=>[3,7,1,2,5,6,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,6,3,4,2]=>[3,7,1,2,5,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,1,7,6,4,2,3]=>[3,7,1,2,4,6,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,1,7,6,4,3,2]=>[3,7,1,2,4,5,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,2,1,3,4,6,7]=>[3,6,7,5,4,2,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,1,3,4,7,6]=>[3,6,7,5,4,1,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,1,3,6,4,7]=>[3,6,7,5,2,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,1,3,6,7,4]=>[3,6,7,5,2,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,1,3,7,4,6]=>[3,6,7,5,1,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,1,3,7,6,4]=>[3,6,7,5,1,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,1,4,3,6,7]=>[3,6,7,4,5,2,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,1,4,3,7,6]=>[3,6,7,4,5,1,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,1,4,6,3,7]=>[3,6,7,4,2,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,1,4,6,7,3]=>[3,6,7,4,2,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,1,4,7,3,6]=>[3,6,7,4,1,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,1,4,7,6,3]=>[3,6,7,4,1,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,1,6,3,4,7]=>[3,6,7,2,5,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,1,6,3,7,4]=>[3,6,7,2,5,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,1,6,4,3,7]=>[3,6,7,2,4,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,1,6,4,7,3]=>[3,6,7,2,4,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,1,6,7,3,4]=>[3,6,7,2,1,5,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,1,6,7,4,3]=>[3,6,7,2,1,4,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,1,7,3,4,6]=>[3,6,7,1,5,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,1,7,3,6,4]=>[3,6,7,1,5,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,1,7,4,3,6]=>[3,6,7,1,4,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,1,7,4,6,3]=>[3,6,7,1,4,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,1,7,6,3,4]=>[3,6,7,1,2,5,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,1,7,6,4,3]=>[3,6,7,1,2,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,3,1,4,6,7]=>[3,6,5,7,4,2,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,1,4,7,6]=>[3,6,5,7,4,1,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,1,6,4,7]=>[3,6,5,7,2,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,1,6,7,4]=>[3,6,5,7,2,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,1,7,4,6]=>[3,6,5,7,1,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,1,7,6,4]=>[3,6,5,7,1,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,4,1,6,7]=>[3,6,5,4,7,2,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,4,1,7,6]=>[3,6,5,4,7,1,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,4,6,1,7]=>[3,6,5,4,2,7,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,4,6,7,1]=>[3,6,5,4,2,1,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,4,7,1,6]=>[3,6,5,4,1,7,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,4,7,6,1]=>[3,6,5,4,1,2,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,6,1,4,7]=>[3,6,5,2,7,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,6,1,7,4]=>[3,6,5,2,7,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,6,4,1,7]=>[3,6,5,2,4,7,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,6,4,7,1]=>[3,6,5,2,4,1,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,6,7,1,4]=>[3,6,5,2,1,7,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,6,7,4,1]=>[3,6,5,2,1,4,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,3,7,1,4,6]=>[3,6,5,1,7,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,7,1,6,4]=>[3,6,5,1,7,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,7,4,1,6]=>[3,6,5,1,4,7,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,7,4,6,1]=>[3,6,5,1,4,2,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,7,6,1,4]=>[3,6,5,1,2,7,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,7,6,4,1]=>[3,6,5,1,2,4,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,4,1,3,6,7]=>[3,6,4,7,5,2,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,1,3,7,6]=>[3,6,4,7,5,1,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,1,6,3,7]=>[3,6,4,7,2,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,1,6,7,3]=>[3,6,4,7,2,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,1,7,3,6]=>[3,6,4,7,1,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,1,7,6,3]=>[3,6,4,7,1,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,3,1,6,7]=>[3,6,4,5,7,2,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,1,7,6]=>[3,6,4,5,7,1,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,3,6,1,7]=>[3,6,4,5,2,7,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,6,7,1]=>[3,6,4,5,2,1,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,7,1,6]=>[3,6,4,5,1,7,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,3,7,6,1]=>[3,6,4,5,1,2,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,6,1,3,7]=>[3,6,4,2,7,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,6,1,7,3]=>[3,6,4,2,7,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,6,3,1,7]=>[3,6,4,2,5,7,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,6,3,7,1]=>[3,6,4,2,5,1,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,6,7,1,3]=>[3,6,4,2,1,7,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,6,7,3,1]=>[3,6,4,2,1,5,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,7,1,3,6]=>[3,6,4,1,7,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,7,1,6,3]=>[3,6,4,1,7,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,7,3,1,6]=>[3,6,4,1,5,7,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,7,3,6,1]=>[3,6,4,1,5,2,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,7,6,1,3]=>[3,6,4,1,2,7,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,7,6,3,1]=>[3,6,4,1,2,5,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,6,1,3,4,7]=>[3,6,2,7,5,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,1,3,7,4]=>[3,6,2,7,5,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,1,4,3,7]=>[3,6,2,7,4,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,1,4,7,3]=>[3,6,2,7,4,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,1,7,3,4]=>[3,6,2,7,1,5,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,1,7,4,3]=>[3,6,2,7,1,4,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,3,1,4,7]=>[3,6,2,5,7,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,3,1,7,4]=>[3,6,2,5,7,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,3,4,1,7]=>[3,6,2,5,4,7,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,3,4,7,1]=>[3,6,2,5,4,1,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,3,7,1,4]=>[3,6,2,5,1,7,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,3,7,4,1]=>[3,6,2,5,1,4,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,4,1,3,7]=>[3,6,2,4,7,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,4,1,7,3]=>[3,6,2,4,7,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,4,3,1,7]=>[3,6,2,4,5,7,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,4,3,7,1]=>[3,6,2,4,5,1,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,4,7,1,3]=>[3,6,2,4,1,7,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,4,7,3,1]=>[3,6,2,4,1,5,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,7,1,3,4]=>[3,6,2,1,7,5,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,7,1,4,3]=>[3,6,2,1,7,4,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,7,3,1,4]=>[3,6,2,1,5,7,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,7,3,4,1]=>[3,6,2,1,5,4,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,2,6,7,4,1,3]=>[3,6,2,1,4,7,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,6,7,4,3,1]=>[3,6,2,1,4,5,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,2,7,1,3,4,6]=>[3,6,1,7,5,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,1,3,6,4]=>[3,6,1,7,5,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,1,4,3,6]=>[3,6,1,7,4,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,1,4,6,3]=>[3,6,1,7,4,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,1,6,3,4]=>[3,6,1,7,2,5,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,1,6,4,3]=>[3,6,1,7,2,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,3,1,4,6]=>[3,6,1,5,7,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,3,1,6,4]=>[3,6,1,5,7,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,3,4,1,6]=>[3,6,1,5,4,7,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,3,4,6,1]=>[3,6,1,5,4,2,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,3,6,1,4]=>[3,6,1,5,2,7,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,3,6,4,1]=>[3,6,1,5,2,4,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,4,1,3,6]=>[3,6,1,4,7,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,4,1,6,3]=>[3,6,1,4,7,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,4,3,1,6]=>[3,6,1,4,5,7,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,4,3,6,1]=>[3,6,1,4,5,2,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,4,6,1,3]=>[3,6,1,4,2,7,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,4,6,3,1]=>[3,6,1,4,2,5,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,6,1,3,4]=>[3,6,1,2,7,5,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,6,1,4,3]=>[3,6,1,2,7,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,6,3,1,4]=>[3,6,1,2,5,7,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,6,3,4,1]=>[3,6,1,2,5,4,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,2,7,6,4,1,3]=>[3,6,1,2,4,7,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,7,6,4,3,1]=>[3,6,1,2,4,5,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,3,1,2,4,6,7]=>[3,5,7,6,4,2,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,2,4,7,6]=>[3,5,7,6,4,1,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,2,6,4,7]=>[3,5,7,6,2,4,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,2,6,7,4]=>[3,5,7,6,2,1,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,2,7,4,6]=>[3,5,7,6,1,4,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,2,7,6,4]=>[3,5,7,6,1,2,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,4,2,6,7]=>[3,5,7,4,6,2,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,4,2,7,6]=>[3,5,7,4,6,1,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,4,6,2,7]=>[3,5,7,4,2,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,4,6,7,2]=>[3,5,7,4,2,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,4,7,2,6]=>[3,5,7,4,1,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,4,7,6,2]=>[3,5,7,4,1,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,6,2,4,7]=>[3,5,7,2,6,4,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,6,2,7,4]=>[3,5,7,2,6,1,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,6,4,2,7]=>[3,5,7,2,4,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,6,4,7,2]=>[3,5,7,2,4,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,6,7,2,4]=>[3,5,7,2,1,6,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,6,7,4,2]=>[3,5,7,2,1,4,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,1,7,2,4,6]=>[3,5,7,1,6,4,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,7,2,6,4]=>[3,5,7,1,6,2,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,7,4,2,6]=>[3,5,7,1,4,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,7,4,6,2]=>[3,5,7,1,4,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,7,6,2,4]=>[3,5,7,1,2,6,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,1,7,6,4,2]=>[3,5,7,1,2,4,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,2,1,4,6,7]=>[3,5,6,7,4,2,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,1,4,7,6]=>[3,5,6,7,4,1,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,1,6,4,7]=>[3,5,6,7,2,4,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,1,6,7,4]=>[3,5,6,7,2,1,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,1,7,4,6]=>[3,5,6,7,1,4,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,1,7,6,4]=>[3,5,6,7,1,2,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,4,1,6,7]=>[3,5,6,4,7,2,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,1,7,6]=>[3,5,6,4,7,1,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,4,6,1,7]=>[3,5,6,4,2,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,6,7,1]=>[3,5,6,4,2,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,7,1,6]=>[3,5,6,4,1,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,4,7,6,1]=>[3,5,6,4,1,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,6,1,4,7]=>[3,5,6,2,7,4,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,1,7,4]=>[3,5,6,2,7,1,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,4,1,7]=>[3,5,6,2,4,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,4,7,1]=>[3,5,6,2,4,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,7,1,4]=>[3,5,6,2,1,7,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,7,4,1]=>[3,5,6,2,1,4,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,7,1,4,6]=>[3,5,6,1,7,4,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,1,6,4]=>[3,5,6,1,7,2,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,4,1,6]=>[3,5,6,1,4,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,4,6,1]=>[3,5,6,1,4,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,6,1,4]=>[3,5,6,1,2,7,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,6,4,1]=>[3,5,6,1,2,4,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,1,2,6,7]=>[3,5,4,7,6,2,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,4,1,2,7,6]=>[3,5,4,7,6,1,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,4,1,6,2,7]=>[3,5,4,7,2,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,4,1,6,7,2]=>[3,5,4,7,2,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,4,1,7,2,6]=>[3,5,4,7,1,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,4,1,7,6,2]=>[3,5,4,7,1,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,4,2,1,6,7]=>[3,5,4,6,7,2,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,2,1,7,6]=>[3,5,4,6,7,1,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,2,6,1,7]=>[3,5,4,6,2,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,2,6,7,1]=>[3,5,4,6,2,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,2,7,1,6]=>[3,5,4,6,1,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,2,7,6,1]=>[3,5,4,6,1,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,6,1,2,7]=>[3,5,4,2,7,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,4,6,1,7,2]=>[3,5,4,2,7,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,4,6,2,1,7]=>[3,5,4,2,6,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,6,2,7,1]=>[3,5,4,2,6,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,6,7,1,2]=>[3,5,4,2,1,7,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,4,6,7,2,1]=>[3,5,4,2,1,6,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,7,1,2,6]=>[3,5,4,1,7,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,4,7,1,6,2]=>[3,5,4,1,7,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,4,7,2,1,6]=>[3,5,4,1,6,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,7,2,6,1]=>[3,5,4,1,6,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,7,6,1,2]=>[3,5,4,1,2,7,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,4,7,6,2,1]=>[3,5,4,1,2,6,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,6,1,2,4,7]=>[3,5,2,7,6,4,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,1,2,7,4]=>[3,5,2,7,6,1,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,1,4,2,7]=>[3,5,2,7,4,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,1,4,7,2]=>[3,5,2,7,4,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,1,7,2,4]=>[3,5,2,7,1,6,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,1,7,4,2]=>[3,5,2,7,1,4,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,2,1,4,7]=>[3,5,2,6,7,4,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,2,1,7,4]=>[3,5,2,6,7,1,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,2,4,1,7]=>[3,5,2,6,4,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,2,4,7,1]=>[3,5,2,6,4,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,2,7,1,4]=>[3,5,2,6,1,7,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,2,7,4,1]=>[3,5,2,6,1,4,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,4,1,2,7]=>[3,5,2,4,7,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,4,1,7,2]=>[3,5,2,4,7,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,4,2,1,7]=>[3,5,2,4,6,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,4,2,7,1]=>[3,5,2,4,6,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,4,7,1,2]=>[3,5,2,4,1,7,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,4,7,2,1]=>[3,5,2,4,1,6,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,7,1,2,4]=>[3,5,2,1,7,6,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,7,1,4,2]=>[3,5,2,1,7,4,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,7,2,1,4]=>[3,5,2,1,6,7,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,7,2,4,1]=>[3,5,2,1,6,4,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,7,4,1,2]=>[3,5,2,1,4,7,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,3,6,7,4,2,1]=>[3,5,2,1,4,6,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,3,7,1,2,4,6]=>[3,5,1,7,6,4,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,1,2,6,4]=>[3,5,1,7,6,2,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,1,4,2,6]=>[3,5,1,7,4,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,1,4,6,2]=>[3,5,1,7,4,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,1,6,2,4]=>[3,5,1,7,2,6,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,1,6,4,2]=>[3,5,1,7,2,4,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,2,1,4,6]=>[3,5,1,6,7,4,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,2,1,6,4]=>[3,5,1,6,7,2,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,2,4,1,6]=>[3,5,1,6,4,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,2,4,6,1]=>[3,5,1,6,4,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,2,6,1,4]=>[3,5,1,6,2,7,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,2,6,4,1]=>[3,5,1,6,2,4,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,4,1,2,6]=>[3,5,1,4,7,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,4,1,6,2]=>[3,5,1,4,7,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,4,2,1,6]=>[3,5,1,4,6,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,4,2,6,1]=>[3,5,1,4,6,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,4,6,1,2]=>[3,5,1,4,2,7,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,4,6,2,1]=>[3,5,1,4,2,6,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,6,1,2,4]=>[3,5,1,2,7,6,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,6,1,4,2]=>[3,5,1,2,7,4,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,6,2,1,4]=>[3,5,1,2,6,7,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,6,2,4,1]=>[3,5,1,2,6,4,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,7,6,4,1,2]=>[3,5,1,2,4,7,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,3,7,6,4,2,1]=>[3,5,1,2,4,6,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,4,1,2,3,6,7]=>[3,4,7,6,5,2,1]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,1,2,3,7,6]=>[3,4,7,6,5,1,2]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,1,2,6,3,7]=>[3,4,7,6,2,5,1]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,1,2,6,7,3]=>[3,4,7,6,2,1,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,1,2,7,3,6]=>[3,4,7,6,1,5,2]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,1,2,7,6,3]=>[3,4,7,6,1,2,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,1,3,2,6,7]=>[3,4,7,5,6,2,1]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,1,3,2,7,6]=>[3,4,7,5,6,1,2]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,1,3,6,2,7]=>[3,4,7,5,2,6,1]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,1,3,6,7,2]=>[3,4,7,5,2,1,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,1,3,7,2,6]=>[3,4,7,5,1,6,2]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,1,3,7,6,2]=>[3,4,7,5,1,2,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,1,6,2,3,7]=>[3,4,7,2,6,5,1]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,1,6,2,7,3]=>[3,4,7,2,6,1,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,1,6,3,2,7]=>[3,4,7,2,5,6,1]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,1,6,3,7,2]=>[3,4,7,2,5,1,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,1,6,7,2,3]=>[3,4,7,2,1,6,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,1,6,7,3,2]=>[3,4,7,2,1,5,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,1,7,2,3,6]=>[3,4,7,1,6,5,2]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,1,7,2,6,3]=>[3,4,7,1,6,2,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,1,7,3,2,6]=>[3,4,7,1,5,6,2]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,1,7,3,6,2]=>[3,4,7,1,5,2,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,1,7,6,2,3]=>[3,4,7,1,2,6,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,1,7,6,3,2]=>[3,4,7,1,2,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,2,1,3,6,7]=>[3,4,6,7,5,2,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,1,3,7,6]=>[3,4,6,7,5,1,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,1,6,3,7]=>[3,4,6,7,2,5,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,1,6,7,3]=>[3,4,6,7,2,1,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,1,7,3,6]=>[3,4,6,7,1,5,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,1,7,6,3]=>[3,4,6,7,1,2,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,3,1,6,7]=>[3,4,6,5,7,2,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,3,1,7,6]=>[3,4,6,5,7,1,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,3,6,1,7]=>[3,4,6,5,2,7,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,3,6,7,1]=>[3,4,6,5,2,1,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,3,7,1,6]=>[3,4,6,5,1,7,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,3,7,6,1]=>[3,4,6,5,1,2,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,6,1,3,7]=>[3,4,6,2,7,5,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,6,1,7,3]=>[3,4,6,2,7,1,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,6,3,1,7]=>[3,4,6,2,5,7,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,6,3,7,1]=>[3,4,6,2,5,1,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,6,7,1,3]=>[3,4,6,2,1,7,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,6,7,3,1]=>[3,4,6,2,1,5,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,7,1,3,6]=>[3,4,6,1,7,5,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,7,1,6,3]=>[3,4,6,1,7,2,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,7,3,1,6]=>[3,4,6,1,5,7,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,7,3,6,1]=>[3,4,6,1,5,2,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,7,6,1,3]=>[3,4,6,1,2,7,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,7,6,3,1]=>[3,4,6,1,2,5,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,3,1,2,6,7]=>[3,4,5,7,6,2,1]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,3,1,2,7,6]=>[3,4,5,7,6,1,2]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,1,6,2,7]=>[3,4,5,7,2,6,1]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,3,1,6,7,2]=>[3,4,5,7,2,1,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,3,1,7,2,6]=>[3,4,5,7,1,6,2]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,1,7,6,2]=>[3,4,5,7,1,2,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,2,1,6,7]=>[3,4,5,6,7,2,1]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,3,2,1,7,6]=>[3,4,5,6,7,1,2]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,3,2,6,1,7]=>[3,4,5,6,2,7,1]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,3,2,6,7,1]=>[3,4,5,6,2,1,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,3,2,7,1,6]=>[3,4,5,6,1,7,2]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,3,2,7,6,1]=>[3,4,5,6,1,2,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,3,6,1,2,7]=>[3,4,5,2,7,6,1]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,3,6,1,7,2]=>[3,4,5,2,7,1,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,3,6,2,1,7]=>[3,4,5,2,6,7,1]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,3,6,2,7,1]=>[3,4,5,2,6,1,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,3,6,7,1,2]=>[3,4,5,2,1,7,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,3,6,7,2,1]=>[3,4,5,2,1,6,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,3,7,1,2,6]=>[3,4,5,1,7,6,2]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,7,1,6,2]=>[3,4,5,1,7,2,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,7,2,1,6]=>[3,4,5,1,6,7,2]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,3,7,2,6,1]=>[3,4,5,1,6,2,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,3,7,6,1,2]=>[3,4,5,1,2,7,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,7,6,2,1]=>[3,4,5,1,2,6,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,6,1,2,3,7]=>[3,4,2,7,6,5,1]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,6,1,2,7,3]=>[3,4,2,7,6,1,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,6,1,3,2,7]=>[3,4,2,7,5,6,1]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,6,1,3,7,2]=>[3,4,2,7,5,1,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,6,1,7,2,3]=>[3,4,2,7,1,6,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,6,1,7,3,2]=>[3,4,2,7,1,5,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,6,2,1,3,7]=>[3,4,2,6,7,5,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,2,1,7,3]=>[3,4,2,6,7,1,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,2,3,1,7]=>[3,4,2,6,5,7,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,2,3,7,1]=>[3,4,2,6,5,1,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,2,7,1,3]=>[3,4,2,6,1,7,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,2,7,3,1]=>[3,4,2,6,1,5,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,3,1,2,7]=>[3,4,2,5,7,6,1]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,6,3,1,7,2]=>[3,4,2,5,7,1,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,6,3,2,1,7]=>[3,4,2,5,6,7,1]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,6,3,2,7,1]=>[3,4,2,5,6,1,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,6,3,7,1,2]=>[3,4,2,5,1,7,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,6,3,7,2,1]=>[3,4,2,5,1,6,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,6,7,1,2,3]=>[3,4,2,1,7,6,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,4,6,7,1,3,2]=>[3,4,2,1,7,5,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,4,6,7,2,1,3]=>[3,4,2,1,6,7,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,7,2,3,1]=>[3,4,2,1,6,5,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,4,6,7,3,1,2]=>[3,4,2,1,5,7,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,4,6,7,3,2,1]=>[3,4,2,1,5,6,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,4,7,1,2,3,6]=>[3,4,1,7,6,5,2]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,7,1,2,6,3]=>[3,4,1,7,6,2,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,7,1,3,2,6]=>[3,4,1,7,5,6,2]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,7,1,3,6,2]=>[3,4,1,7,5,2,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,7,1,6,2,3]=>[3,4,1,7,2,6,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,7,1,6,3,2]=>[3,4,1,7,2,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,7,2,1,3,6]=>[3,4,1,6,7,5,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,2,1,6,3]=>[3,4,1,6,7,2,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,2,3,1,6]=>[3,4,1,6,5,7,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,2,3,6,1]=>[3,4,1,6,5,2,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,2,6,1,3]=>[3,4,1,6,2,7,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,2,6,3,1]=>[3,4,1,6,2,5,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,3,1,2,6]=>[3,4,1,5,7,6,2]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,7,3,1,6,2]=>[3,4,1,5,7,2,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,7,3,2,1,6]=>[3,4,1,5,6,7,2]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,7,3,2,6,1]=>[3,4,1,5,6,2,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,7,3,6,1,2]=>[3,4,1,5,2,7,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,7,3,6,2,1]=>[3,4,1,5,2,6,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,4,7,6,1,2,3]=>[3,4,1,2,7,6,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,4,7,6,1,3,2]=>[3,4,1,2,7,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,4,7,6,2,1,3]=>[3,4,1,2,6,7,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,6,2,3,1]=>[3,4,1,2,6,5,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,7,6,3,1,2]=>[3,4,1,2,5,7,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,7,6,3,2,1]=>[3,4,1,2,5,6,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,6,1,2,3,4,7]=>[3,2,7,6,5,4,1]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,6,1,2,3,7,4]=>[3,2,7,6,5,1,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,6,1,2,4,3,7]=>[3,2,7,6,4,5,1]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,6,1,2,4,7,3]=>[3,2,7,6,4,1,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,6,1,2,7,3,4]=>[3,2,7,6,1,5,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,6,1,2,7,4,3]=>[3,2,7,6,1,4,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,6,1,3,2,4,7]=>[3,2,7,5,6,4,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,3,2,7,4]=>[3,2,7,5,6,1,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,3,4,2,7]=>[3,2,7,5,4,6,1]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,3,4,7,2]=>[3,2,7,5,4,1,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,3,7,2,4]=>[3,2,7,5,1,6,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,3,7,4,2]=>[3,2,7,5,1,4,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,4,2,3,7]=>[3,2,7,4,6,5,1]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,6,1,4,2,7,3]=>[3,2,7,4,6,1,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,6,1,4,3,2,7]=>[3,2,7,4,5,6,1]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,6,1,4,3,7,2]=>[3,2,7,4,5,1,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,6,1,4,7,2,3]=>[3,2,7,4,1,6,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,6,1,4,7,3,2]=>[3,2,7,4,1,5,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,6,1,7,2,3,4]=>[3,2,7,1,6,5,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,6,1,7,2,4,3]=>[3,2,7,1,6,4,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,6,1,7,3,2,4]=>[3,2,7,1,5,6,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,7,3,4,2]=>[3,2,7,1,5,4,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,7,4,2,3]=>[3,2,7,1,4,6,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,6,1,7,4,3,2]=>[3,2,7,1,4,5,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,6,2,1,3,4,7]=>[3,2,6,7,5,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,1,3,7,4]=>[3,2,6,7,5,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,1,4,3,7]=>[3,2,6,7,4,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,1,4,7,3]=>[3,2,6,7,4,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,1,7,3,4]=>[3,2,6,7,1,5,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,1,7,4,3]=>[3,2,6,7,1,4,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,3,1,4,7]=>[3,2,6,5,7,4,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,3,1,7,4]=>[3,2,6,5,7,1,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,3,4,1,7]=>[3,2,6,5,4,7,1]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,3,4,7,1]=>[3,2,6,5,4,1,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,3,7,1,4]=>[3,2,6,5,1,7,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,3,7,4,1]=>[3,2,6,5,1,4,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,4,1,3,7]=>[3,2,6,4,7,5,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,4,1,7,3]=>[3,2,6,4,7,1,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,4,3,1,7]=>[3,2,6,4,5,7,1]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,4,3,7,1]=>[3,2,6,4,5,1,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,4,7,1,3]=>[3,2,6,4,1,7,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,4,7,3,1]=>[3,2,6,4,1,5,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,7,1,3,4]=>[3,2,6,1,7,5,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,7,1,4,3]=>[3,2,6,1,7,4,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,7,3,1,4]=>[3,2,6,1,5,7,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,7,3,4,1]=>[3,2,6,1,5,4,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,7,4,1,3]=>[3,2,6,1,4,7,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,2,7,4,3,1]=>[3,2,6,1,4,5,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,3,1,2,4,7]=>[3,2,5,7,6,4,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,1,2,7,4]=>[3,2,5,7,6,1,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,1,4,2,7]=>[3,2,5,7,4,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,1,4,7,2]=>[3,2,5,7,4,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,1,7,2,4]=>[3,2,5,7,1,6,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,1,7,4,2]=>[3,2,5,7,1,4,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,2,1,4,7]=>[3,2,5,6,7,4,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,2,1,7,4]=>[3,2,5,6,7,1,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,2,4,1,7]=>[3,2,5,6,4,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,2,4,7,1]=>[3,2,5,6,4,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,2,7,1,4]=>[3,2,5,6,1,7,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,2,7,4,1]=>[3,2,5,6,1,4,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,4,1,2,7]=>[3,2,5,4,7,6,1]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,4,1,7,2]=>[3,2,5,4,7,1,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,4,2,1,7]=>[3,2,5,4,6,7,1]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,4,2,7,1]=>[3,2,5,4,6,1,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,4,7,1,2]=>[3,2,5,4,1,7,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,4,7,2,1]=>[3,2,5,4,1,6,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,7,1,2,4]=>[3,2,5,1,7,6,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,7,1,4,2]=>[3,2,5,1,7,4,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,7,2,1,4]=>[3,2,5,1,6,7,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,7,2,4,1]=>[3,2,5,1,6,4,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,3,7,4,1,2]=>[3,2,5,1,4,7,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,3,7,4,2,1]=>[3,2,5,1,4,6,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,4,1,2,3,7]=>[3,2,4,7,6,5,1]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,6,4,1,2,7,3]=>[3,2,4,7,6,1,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,6,4,1,3,2,7]=>[3,2,4,7,5,6,1]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,6,4,1,3,7,2]=>[3,2,4,7,5,1,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,6,4,1,7,2,3]=>[3,2,4,7,1,6,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,6,4,1,7,3,2]=>[3,2,4,7,1,5,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,6,4,2,1,3,7]=>[3,2,4,6,7,5,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,2,1,7,3]=>[3,2,4,6,7,1,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,2,3,1,7]=>[3,2,4,6,5,7,1]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,2,3,7,1]=>[3,2,4,6,5,1,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,2,7,1,3]=>[3,2,4,6,1,7,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,2,7,3,1]=>[3,2,4,6,1,5,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,3,1,2,7]=>[3,2,4,5,7,6,1]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,6,4,3,1,7,2]=>[3,2,4,5,7,1,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,6,4,3,2,1,7]=>[3,2,4,5,6,7,1]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,6,4,3,2,7,1]=>[3,2,4,5,6,1,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,6,4,3,7,1,2]=>[3,2,4,5,1,7,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,6,4,3,7,2,1]=>[3,2,4,5,1,6,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,6,4,7,1,2,3]=>[3,2,4,1,7,6,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,6,4,7,1,3,2]=>[3,2,4,1,7,5,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,6,4,7,2,1,3]=>[3,2,4,1,6,7,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,7,2,3,1]=>[3,2,4,1,6,5,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,4,7,3,1,2]=>[3,2,4,1,5,7,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,6,4,7,3,2,1]=>[3,2,4,1,5,6,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,6,7,1,2,3,4]=>[3,2,1,7,6,5,4]=>[[[.,.],.],[[[[.,.],.],.],.]]=>[[.,.],[.,[[[[.,.],.],.],.]]]
[5,6,7,1,2,4,3]=>[3,2,1,7,6,4,5]=>[[[.,.],.],[[[.,[.,.]],.],.]]=>[[.,.],[.,[[[.,[.,.]],.],.]]]
[5,6,7,1,3,2,4]=>[3,2,1,7,5,6,4]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,7,1,3,4,2]=>[3,2,1,7,5,4,6]=>[[[.,.],.],[[[.,.],[.,.]],.]]=>[[.,.],[.,[[[.,.],[.,.]],.]]]
[5,6,7,1,4,2,3]=>[3,2,1,7,4,6,5]=>[[[.,.],.],[[.,[[.,.],.]],.]]=>[[.,.],[.,[[.,[[.,.],.]],.]]]
[5,6,7,1,4,3,2]=>[3,2,1,7,4,5,6]=>[[[.,.],.],[[.,[.,[.,.]]],.]]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]
[5,6,7,2,1,3,4]=>[3,2,1,6,7,5,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,7,2,1,4,3]=>[3,2,1,6,7,4,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,7,2,3,1,4]=>[3,2,1,6,5,7,4]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,7,2,3,4,1]=>[3,2,1,6,5,4,7]=>[[[.,.],.],[[[.,.],.],[.,.]]]=>[[.,.],[.,[[[.,.],.],[.,.]]]]
[5,6,7,2,4,1,3]=>[3,2,1,6,4,7,5]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,7,2,4,3,1]=>[3,2,1,6,4,5,7]=>[[[.,.],.],[[.,[.,.]],[.,.]]]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]
[5,6,7,3,1,2,4]=>[3,2,1,5,7,6,4]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,7,3,1,4,2]=>[3,2,1,5,7,4,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,7,3,2,1,4]=>[3,2,1,5,6,7,4]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,7,3,2,4,1]=>[3,2,1,5,6,4,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,7,3,4,1,2]=>[3,2,1,5,4,7,6]=>[[[.,.],.],[[.,.],[[.,.],.]]]=>[[.,.],[.,[[.,.],[[.,.],.]]]]
[5,6,7,3,4,2,1]=>[3,2,1,5,4,6,7]=>[[[.,.],.],[[.,.],[.,[.,.]]]]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]
[5,6,7,4,1,2,3]=>[3,2,1,4,7,6,5]=>[[[.,.],.],[.,[[[.,.],.],.]]]=>[[.,.],[.,[.,[[[.,.],.],.]]]]
[5,6,7,4,1,3,2]=>[3,2,1,4,7,5,6]=>[[[.,.],.],[.,[[.,[.,.]],.]]]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]
[5,6,7,4,2,1,3]=>[3,2,1,4,6,7,5]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,7,4,2,3,1]=>[3,2,1,4,6,5,7]=>[[[.,.],.],[.,[[.,.],[.,.]]]]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]
[5,6,7,4,3,1,2]=>[3,2,1,4,5,7,6]=>[[[.,.],.],[.,[.,[[.,.],.]]]]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]
[5,6,7,4,3,2,1]=>[3,2,1,4,5,6,7]=>[[[.,.],.],[.,[.,[.,[.,.]]]]]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]
[5,7,1,2,3,4,6]=>[3,1,7,6,5,4,2]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,7,1,2,3,6,4]=>[3,1,7,6,5,2,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,7,1,2,4,3,6]=>[3,1,7,6,4,5,2]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,7,1,2,4,6,3]=>[3,1,7,6,4,2,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,7,1,2,6,3,4]=>[3,1,7,6,2,5,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,7,1,2,6,4,3]=>[3,1,7,6,2,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,7,1,3,2,4,6]=>[3,1,7,5,6,4,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,3,2,6,4]=>[3,1,7,5,6,2,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,3,4,2,6]=>[3,1,7,5,4,6,2]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,3,4,6,2]=>[3,1,7,5,4,2,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,3,6,2,4]=>[3,1,7,5,2,6,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,3,6,4,2]=>[3,1,7,5,2,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,4,2,3,6]=>[3,1,7,4,6,5,2]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,7,1,4,2,6,3]=>[3,1,7,4,6,2,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,7,1,4,3,2,6]=>[3,1,7,4,5,6,2]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,7,1,4,3,6,2]=>[3,1,7,4,5,2,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,7,1,4,6,2,3]=>[3,1,7,4,2,6,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,7,1,4,6,3,2]=>[3,1,7,4,2,5,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,7,1,6,2,3,4]=>[3,1,7,2,6,5,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,7,1,6,2,4,3]=>[3,1,7,2,6,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,7,1,6,3,2,4]=>[3,1,7,2,5,6,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,6,3,4,2]=>[3,1,7,2,5,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,1,6,4,2,3]=>[3,1,7,2,4,6,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,7,1,6,4,3,2]=>[3,1,7,2,4,5,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,7,2,1,3,4,6]=>[3,1,6,7,5,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,1,3,6,4]=>[3,1,6,7,5,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,1,4,3,6]=>[3,1,6,7,4,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,1,4,6,3]=>[3,1,6,7,4,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,1,6,3,4]=>[3,1,6,7,2,5,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,1,6,4,3]=>[3,1,6,7,2,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,3,1,4,6]=>[3,1,6,5,7,4,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,3,1,6,4]=>[3,1,6,5,7,2,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,3,4,1,6]=>[3,1,6,5,4,7,2]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,3,4,6,1]=>[3,1,6,5,4,2,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,3,6,1,4]=>[3,1,6,5,2,7,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,3,6,4,1]=>[3,1,6,5,2,4,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,4,1,3,6]=>[3,1,6,4,7,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,4,1,6,3]=>[3,1,6,4,7,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,4,3,1,6]=>[3,1,6,4,5,7,2]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,4,3,6,1]=>[3,1,6,4,5,2,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,4,6,1,3]=>[3,1,6,4,2,7,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,4,6,3,1]=>[3,1,6,4,2,5,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,6,1,3,4]=>[3,1,6,2,7,5,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,6,1,4,3]=>[3,1,6,2,7,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,6,3,1,4]=>[3,1,6,2,5,7,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,6,3,4,1]=>[3,1,6,2,5,4,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,2,6,4,1,3]=>[3,1,6,2,4,7,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,2,6,4,3,1]=>[3,1,6,2,4,5,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,3,1,2,4,6]=>[3,1,5,7,6,4,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,1,2,6,4]=>[3,1,5,7,6,2,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,1,4,2,6]=>[3,1,5,7,4,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,1,4,6,2]=>[3,1,5,7,4,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,1,6,2,4]=>[3,1,5,7,2,6,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,1,6,4,2]=>[3,1,5,7,2,4,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,2,1,4,6]=>[3,1,5,6,7,4,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,2,1,6,4]=>[3,1,5,6,7,2,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,2,4,1,6]=>[3,1,5,6,4,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,2,4,6,1]=>[3,1,5,6,4,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,2,6,1,4]=>[3,1,5,6,2,7,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,2,6,4,1]=>[3,1,5,6,2,4,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,4,1,2,6]=>[3,1,5,4,7,6,2]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,4,1,6,2]=>[3,1,5,4,7,2,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,4,2,1,6]=>[3,1,5,4,6,7,2]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,4,2,6,1]=>[3,1,5,4,6,2,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,4,6,1,2]=>[3,1,5,4,2,7,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,4,6,2,1]=>[3,1,5,4,2,6,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,6,1,2,4]=>[3,1,5,2,7,6,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,6,1,4,2]=>[3,1,5,2,7,4,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,6,2,1,4]=>[3,1,5,2,6,7,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,6,2,4,1]=>[3,1,5,2,6,4,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,6,4,1,2]=>[3,1,5,2,4,7,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,3,6,4,2,1]=>[3,1,5,2,4,6,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,4,1,2,3,6]=>[3,1,4,7,6,5,2]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,7,4,1,2,6,3]=>[3,1,4,7,6,2,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,7,4,1,3,2,6]=>[3,1,4,7,5,6,2]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,7,4,1,3,6,2]=>[3,1,4,7,5,2,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,7,4,1,6,2,3]=>[3,1,4,7,2,6,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,7,4,1,6,3,2]=>[3,1,4,7,2,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,7,4,2,1,3,6]=>[3,1,4,6,7,5,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,2,1,6,3]=>[3,1,4,6,7,2,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,2,3,1,6]=>[3,1,4,6,5,7,2]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,2,3,6,1]=>[3,1,4,6,5,2,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,2,6,1,3]=>[3,1,4,6,2,7,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,2,6,3,1]=>[3,1,4,6,2,5,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,3,1,2,6]=>[3,1,4,5,7,6,2]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,7,4,3,1,6,2]=>[3,1,4,5,7,2,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,7,4,3,2,1,6]=>[3,1,4,5,6,7,2]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,7,4,3,2,6,1]=>[3,1,4,5,6,2,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,7,4,3,6,1,2]=>[3,1,4,5,2,7,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,7,4,3,6,2,1]=>[3,1,4,5,2,6,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,7,4,6,1,2,3]=>[3,1,4,2,7,6,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,7,4,6,1,3,2]=>[3,1,4,2,7,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,7,4,6,2,1,3]=>[3,1,4,2,6,7,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,6,2,3,1]=>[3,1,4,2,6,5,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,4,6,3,1,2]=>[3,1,4,2,5,7,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,7,4,6,3,2,1]=>[3,1,4,2,5,6,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[5,7,6,1,2,3,4]=>[3,1,2,7,6,5,4]=>[[.,[.,.]],[[[[.,.],.],.],.]]=>[.,[[.,.],[[[[.,.],.],.],.]]]
[5,7,6,1,2,4,3]=>[3,1,2,7,6,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],.]]=>[.,[[.,.],[[[.,[.,.]],.],.]]]
[5,7,6,1,3,2,4]=>[3,1,2,7,5,6,4]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,6,1,3,4,2]=>[3,1,2,7,5,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],.]]=>[.,[[.,.],[[[.,.],[.,.]],.]]]
[5,7,6,1,4,2,3]=>[3,1,2,7,4,6,5]=>[[.,[.,.]],[[.,[[.,.],.]],.]]=>[.,[[.,.],[[.,[[.,.],.]],.]]]
[5,7,6,1,4,3,2]=>[3,1,2,7,4,5,6]=>[[.,[.,.]],[[.,[.,[.,.]]],.]]=>[.,[[.,.],[[.,[.,[.,.]]],.]]]
[5,7,6,2,1,3,4]=>[3,1,2,6,7,5,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,6,2,1,4,3]=>[3,1,2,6,7,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,6,2,3,1,4]=>[3,1,2,6,5,7,4]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,6,2,3,4,1]=>[3,1,2,6,5,4,7]=>[[.,[.,.]],[[[.,.],.],[.,.]]]=>[.,[[.,.],[[[.,.],.],[.,.]]]]
[5,7,6,2,4,1,3]=>[3,1,2,6,4,7,5]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,6,2,4,3,1]=>[3,1,2,6,4,5,7]=>[[.,[.,.]],[[.,[.,.]],[.,.]]]=>[.,[[.,.],[[.,[.,.]],[.,.]]]]
[5,7,6,3,1,2,4]=>[3,1,2,5,7,6,4]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,6,3,1,4,2]=>[3,1,2,5,7,4,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,6,3,2,1,4]=>[3,1,2,5,6,7,4]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,6,3,2,4,1]=>[3,1,2,5,6,4,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,6,3,4,1,2]=>[3,1,2,5,4,7,6]=>[[.,[.,.]],[[.,.],[[.,.],.]]]=>[.,[[.,.],[[.,.],[[.,.],.]]]]
[5,7,6,3,4,2,1]=>[3,1,2,5,4,6,7]=>[[.,[.,.]],[[.,.],[.,[.,.]]]]=>[.,[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,6,4,1,2,3]=>[3,1,2,4,7,6,5]=>[[.,[.,.]],[.,[[[.,.],.],.]]]=>[.,[[.,.],[.,[[[.,.],.],.]]]]
[5,7,6,4,1,3,2]=>[3,1,2,4,7,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],.]]]=>[.,[[.,.],[.,[[.,[.,.]],.]]]]
[5,7,6,4,2,1,3]=>[3,1,2,4,6,7,5]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,6,4,2,3,1]=>[3,1,2,4,6,5,7]=>[[.,[.,.]],[.,[[.,.],[.,.]]]]=>[.,[[.,.],[.,[[.,.],[.,.]]]]]
[5,7,6,4,3,1,2]=>[3,1,2,4,5,7,6]=>[[.,[.,.]],[.,[.,[[.,.],.]]]]=>[.,[[.,.],[.,[.,[[.,.],.]]]]]
[5,7,6,4,3,2,1]=>[3,1,2,4,5,6,7]=>[[.,[.,.]],[.,[.,[.,[.,.]]]]]=>[.,[[.,.],[.,[.,[.,[.,.]]]]]]
[6,1,2,3,4,5,7]=>[2,7,6,5,4,3,1]=>[[.,.],[[[[[.,.],.],.],.],.]]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[6,1,2,3,4,7,5]=>[2,7,6,5,4,1,3]=>[[.,.],[[[[[.,.],.],.],.],.]]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[6,1,2,3,5,4,7]=>[2,7,6,5,3,4,1]=>[[.,.],[[[[.,[.,.]],.],.],.]]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[6,1,2,3,5,7,4]=>[2,7,6,5,3,1,4]=>[[.,.],[[[[.,[.,.]],.],.],.]]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[6,1,2,3,7,4,5]=>[2,7,6,5,1,4,3]=>[[.,.],[[[[[.,.],.],.],.],.]]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[6,1,2,3,7,5,4]=>[2,7,6,5,1,3,4]=>[[.,.],[[[[.,[.,.]],.],.],.]]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[6,1,2,4,3,5,7]=>[2,7,6,4,5,3,1]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,4,3,7,5]=>[2,7,6,4,5,1,3]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,4,5,3,7]=>[2,7,6,4,3,5,1]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,4,5,7,3]=>[2,7,6,4,3,1,5]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,4,7,3,5]=>[2,7,6,4,1,5,3]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,4,7,5,3]=>[2,7,6,4,1,3,5]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,5,3,4,7]=>[2,7,6,3,5,4,1]=>[[.,.],[[[.,[[.,.],.]],.],.]]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[6,1,2,5,3,7,4]=>[2,7,6,3,5,1,4]=>[[.,.],[[[.,[[.,.],.]],.],.]]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[6,1,2,5,4,3,7]=>[2,7,6,3,4,5,1]=>[[.,.],[[[.,[.,[.,.]]],.],.]]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[6,1,2,5,4,7,3]=>[2,7,6,3,4,1,5]=>[[.,.],[[[.,[.,[.,.]]],.],.]]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[6,1,2,5,7,3,4]=>[2,7,6,3,1,5,4]=>[[.,.],[[[.,[[.,.],.]],.],.]]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[6,1,2,5,7,4,3]=>[2,7,6,3,1,4,5]=>[[.,.],[[[.,[.,[.,.]]],.],.]]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[6,1,2,7,3,4,5]=>[2,7,6,1,5,4,3]=>[[.,.],[[[[[.,.],.],.],.],.]]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[6,1,2,7,3,5,4]=>[2,7,6,1,5,3,4]=>[[.,.],[[[[.,[.,.]],.],.],.]]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[6,1,2,7,4,3,5]=>[2,7,6,1,4,5,3]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,7,4,5,3]=>[2,7,6,1,4,3,5]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,2,7,5,3,4]=>[2,7,6,1,3,5,4]=>[[.,.],[[[.,[[.,.],.]],.],.]]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[6,1,2,7,5,4,3]=>[2,7,6,1,3,4,5]=>[[.,.],[[[.,[.,[.,.]]],.],.]]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[6,1,3,2,4,5,7]=>[2,7,5,6,4,3,1]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,2,4,7,5]=>[2,7,5,6,4,1,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,2,5,4,7]=>[2,7,5,6,3,4,1]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,2,5,7,4]=>[2,7,5,6,3,1,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,2,7,4,5]=>[2,7,5,6,1,4,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,2,7,5,4]=>[2,7,5,6,1,3,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,4,2,5,7]=>[2,7,5,4,6,3,1]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,4,2,7,5]=>[2,7,5,4,6,1,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,4,5,2,7]=>[2,7,5,4,3,6,1]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,4,5,7,2]=>[2,7,5,4,3,1,6]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,4,7,2,5]=>[2,7,5,4,1,6,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,4,7,5,2]=>[2,7,5,4,1,3,6]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,5,2,4,7]=>[2,7,5,3,6,4,1]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,5,2,7,4]=>[2,7,5,3,6,1,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,5,4,2,7]=>[2,7,5,3,4,6,1]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,5,4,7,2]=>[2,7,5,3,4,1,6]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,5,7,2,4]=>[2,7,5,3,1,6,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,5,7,4,2]=>[2,7,5,3,1,4,6]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,7,2,4,5]=>[2,7,5,1,6,4,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,7,2,5,4]=>[2,7,5,1,6,3,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,7,4,2,5]=>[2,7,5,1,4,6,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,7,4,5,2]=>[2,7,5,1,4,3,6]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,3,7,5,2,4]=>[2,7,5,1,3,6,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,3,7,5,4,2]=>[2,7,5,1,3,4,6]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,4,2,3,5,7]=>[2,7,4,6,5,3,1]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,2,3,7,5]=>[2,7,4,6,5,1,3]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,2,5,3,7]=>[2,7,4,6,3,5,1]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,2,5,7,3]=>[2,7,4,6,3,1,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,2,7,3,5]=>[2,7,4,6,1,5,3]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,2,7,5,3]=>[2,7,4,6,1,3,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,3,2,5,7]=>[2,7,4,5,6,3,1]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,3,2,7,5]=>[2,7,4,5,6,1,3]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,3,5,2,7]=>[2,7,4,5,3,6,1]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,3,5,7,2]=>[2,7,4,5,3,1,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,3,7,2,5]=>[2,7,4,5,1,6,3]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,3,7,5,2]=>[2,7,4,5,1,3,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,5,2,3,7]=>[2,7,4,3,6,5,1]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,5,2,7,3]=>[2,7,4,3,6,1,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,5,3,2,7]=>[2,7,4,3,5,6,1]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,5,3,7,2]=>[2,7,4,3,5,1,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,5,7,2,3]=>[2,7,4,3,1,6,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,5,7,3,2]=>[2,7,4,3,1,5,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,7,2,3,5]=>[2,7,4,1,6,5,3]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,7,2,5,3]=>[2,7,4,1,6,3,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,7,3,2,5]=>[2,7,4,1,5,6,3]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,7,3,5,2]=>[2,7,4,1,5,3,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,4,7,5,2,3]=>[2,7,4,1,3,6,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,4,7,5,3,2]=>[2,7,4,1,3,5,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,5,2,3,4,7]=>[2,7,3,6,5,4,1]=>[[.,.],[[.,[[[.,.],.],.]],.]]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[6,1,5,2,3,7,4]=>[2,7,3,6,5,1,4]=>[[.,.],[[.,[[[.,.],.],.]],.]]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[6,1,5,2,4,3,7]=>[2,7,3,6,4,5,1]=>[[.,.],[[.,[[.,[.,.]],.]],.]]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[6,1,5,2,4,7,3]=>[2,7,3,6,4,1,5]=>[[.,.],[[.,[[.,[.,.]],.]],.]]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[6,1,5,2,7,3,4]=>[2,7,3,6,1,5,4]=>[[.,.],[[.,[[[.,.],.],.]],.]]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[6,1,5,2,7,4,3]=>[2,7,3,6,1,4,5]=>[[.,.],[[.,[[.,[.,.]],.]],.]]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[6,1,5,3,2,4,7]=>[2,7,3,5,6,4,1]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,3,2,7,4]=>[2,7,3,5,6,1,4]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,3,4,2,7]=>[2,7,3,5,4,6,1]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,3,4,7,2]=>[2,7,3,5,4,1,6]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,3,7,2,4]=>[2,7,3,5,1,6,4]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,3,7,4,2]=>[2,7,3,5,1,4,6]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,4,2,3,7]=>[2,7,3,4,6,5,1]=>[[.,.],[[.,[.,[[.,.],.]]],.]]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[6,1,5,4,2,7,3]=>[2,7,3,4,6,1,5]=>[[.,.],[[.,[.,[[.,.],.]]],.]]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[6,1,5,4,3,2,7]=>[2,7,3,4,5,6,1]=>[[.,.],[[.,[.,[.,[.,.]]]],.]]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[6,1,5,4,3,7,2]=>[2,7,3,4,5,1,6]=>[[.,.],[[.,[.,[.,[.,.]]]],.]]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[6,1,5,4,7,2,3]=>[2,7,3,4,1,6,5]=>[[.,.],[[.,[.,[[.,.],.]]],.]]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[6,1,5,4,7,3,2]=>[2,7,3,4,1,5,6]=>[[.,.],[[.,[.,[.,[.,.]]]],.]]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[6,1,5,7,2,3,4]=>[2,7,3,1,6,5,4]=>[[.,.],[[.,[[[.,.],.],.]],.]]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[6,1,5,7,2,4,3]=>[2,7,3,1,6,4,5]=>[[.,.],[[.,[[.,[.,.]],.]],.]]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[6,1,5,7,3,2,4]=>[2,7,3,1,5,6,4]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,7,3,4,2]=>[2,7,3,1,5,4,6]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,5,7,4,2,3]=>[2,7,3,1,4,6,5]=>[[.,.],[[.,[.,[[.,.],.]]],.]]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[6,1,5,7,4,3,2]=>[2,7,3,1,4,5,6]=>[[.,.],[[.,[.,[.,[.,.]]]],.]]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[6,1,7,2,3,4,5]=>[2,7,1,6,5,4,3]=>[[.,.],[[[[[.,.],.],.],.],.]]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[6,1,7,2,3,5,4]=>[2,7,1,6,5,3,4]=>[[.,.],[[[[.,[.,.]],.],.],.]]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[6,1,7,2,4,3,5]=>[2,7,1,6,4,5,3]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,7,2,4,5,3]=>[2,7,1,6,4,3,5]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,1,7,2,5,3,4]=>[2,7,1,6,3,5,4]=>[[.,.],[[[.,[[.,.],.]],.],.]]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[6,1,7,2,5,4,3]=>[2,7,1,6,3,4,5]=>[[.,.],[[[.,[.,[.,.]]],.],.]]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[6,1,7,3,2,4,5]=>[2,7,1,5,6,4,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,7,3,2,5,4]=>[2,7,1,5,6,3,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,7,3,4,2,5]=>[2,7,1,5,4,6,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,7,3,4,5,2]=>[2,7,1,5,4,3,6]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,1,7,3,5,2,4]=>[2,7,1,5,3,6,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,7,3,5,4,2]=>[2,7,1,5,3,4,6]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,1,7,4,2,3,5]=>[2,7,1,4,6,5,3]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,7,4,2,5,3]=>[2,7,1,4,6,3,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,7,4,3,2,5]=>[2,7,1,4,5,6,3]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,7,4,3,5,2]=>[2,7,1,4,5,3,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,7,4,5,2,3]=>[2,7,1,4,3,6,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,1,7,4,5,3,2]=>[2,7,1,4,3,5,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,1,7,5,2,3,4]=>[2,7,1,3,6,5,4]=>[[.,.],[[.,[[[.,.],.],.]],.]]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[6,1,7,5,2,4,3]=>[2,7,1,3,6,4,5]=>[[.,.],[[.,[[.,[.,.]],.]],.]]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[6,1,7,5,3,2,4]=>[2,7,1,3,5,6,4]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,7,5,3,4,2]=>[2,7,1,3,5,4,6]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,1,7,5,4,2,3]=>[2,7,1,3,4,6,5]=>[[.,.],[[.,[.,[[.,.],.]]],.]]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[6,1,7,5,4,3,2]=>[2,7,1,3,4,5,6]=>[[.,.],[[.,[.,[.,[.,.]]]],.]]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[6,2,1,3,4,5,7]=>[2,6,7,5,4,3,1]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,1,3,4,7,5]=>[2,6,7,5,4,1,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,1,3,5,4,7]=>[2,6,7,5,3,4,1]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,1,3,5,7,4]=>[2,6,7,5,3,1,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,1,3,7,4,5]=>[2,6,7,5,1,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,1,3,7,5,4]=>[2,6,7,5,1,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,1,4,3,5,7]=>[2,6,7,4,5,3,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,4,3,7,5]=>[2,6,7,4,5,1,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,4,5,3,7]=>[2,6,7,4,3,5,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,4,5,7,3]=>[2,6,7,4,3,1,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,4,7,3,5]=>[2,6,7,4,1,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,4,7,5,3]=>[2,6,7,4,1,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,5,3,4,7]=>[2,6,7,3,5,4,1]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,1,5,3,7,4]=>[2,6,7,3,5,1,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,1,5,4,3,7]=>[2,6,7,3,4,5,1]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,1,5,4,7,3]=>[2,6,7,3,4,1,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,1,5,7,3,4]=>[2,6,7,3,1,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,1,5,7,4,3]=>[2,6,7,3,1,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,1,7,3,4,5]=>[2,6,7,1,5,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,1,7,3,5,4]=>[2,6,7,1,5,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,1,7,4,3,5]=>[2,6,7,1,4,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,7,4,5,3]=>[2,6,7,1,4,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,1,7,5,3,4]=>[2,6,7,1,3,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,1,7,5,4,3]=>[2,6,7,1,3,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,3,1,4,5,7]=>[2,6,5,7,4,3,1]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,1,4,7,5]=>[2,6,5,7,4,1,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,1,5,4,7]=>[2,6,5,7,3,4,1]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,1,5,7,4]=>[2,6,5,7,3,1,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,1,7,4,5]=>[2,6,5,7,1,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,1,7,5,4]=>[2,6,5,7,1,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,4,1,5,7]=>[2,6,5,4,7,3,1]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,4,1,7,5]=>[2,6,5,4,7,1,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,4,5,1,7]=>[2,6,5,4,3,7,1]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,4,5,7,1]=>[2,6,5,4,3,1,7]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,4,7,1,5]=>[2,6,5,4,1,7,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,4,7,5,1]=>[2,6,5,4,1,3,7]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,5,1,4,7]=>[2,6,5,3,7,4,1]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,5,1,7,4]=>[2,6,5,3,7,1,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,5,4,1,7]=>[2,6,5,3,4,7,1]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,5,4,7,1]=>[2,6,5,3,4,1,7]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,5,7,1,4]=>[2,6,5,3,1,7,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,5,7,4,1]=>[2,6,5,3,1,4,7]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,7,1,4,5]=>[2,6,5,1,7,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,7,1,5,4]=>[2,6,5,1,7,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,7,4,1,5]=>[2,6,5,1,4,7,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,7,4,5,1]=>[2,6,5,1,4,3,7]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,3,7,5,1,4]=>[2,6,5,1,3,7,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,7,5,4,1]=>[2,6,5,1,3,4,7]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,4,1,3,5,7]=>[2,6,4,7,5,3,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,1,3,7,5]=>[2,6,4,7,5,1,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,1,5,3,7]=>[2,6,4,7,3,5,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,1,5,7,3]=>[2,6,4,7,3,1,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,1,7,3,5]=>[2,6,4,7,1,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,1,7,5,3]=>[2,6,4,7,1,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,1,5,7]=>[2,6,4,5,7,3,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,1,7,5]=>[2,6,4,5,7,1,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,5,1,7]=>[2,6,4,5,3,7,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,5,7,1]=>[2,6,4,5,3,1,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,7,1,5]=>[2,6,4,5,1,7,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,7,5,1]=>[2,6,4,5,1,3,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,1,3,7]=>[2,6,4,3,7,5,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,1,7,3]=>[2,6,4,3,7,1,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,3,1,7]=>[2,6,4,3,5,7,1]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,3,7,1]=>[2,6,4,3,5,1,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,7,1,3]=>[2,6,4,3,1,7,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,7,3,1]=>[2,6,4,3,1,5,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,7,1,3,5]=>[2,6,4,1,7,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,7,1,5,3]=>[2,6,4,1,7,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,7,3,1,5]=>[2,6,4,1,5,7,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,7,3,5,1]=>[2,6,4,1,5,3,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,7,5,1,3]=>[2,6,4,1,3,7,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,7,5,3,1]=>[2,6,4,1,3,5,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,5,1,3,4,7]=>[2,6,3,7,5,4,1]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,1,3,7,4]=>[2,6,3,7,5,1,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,1,4,3,7]=>[2,6,3,7,4,5,1]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,1,4,7,3]=>[2,6,3,7,4,1,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,1,7,3,4]=>[2,6,3,7,1,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,1,7,4,3]=>[2,6,3,7,1,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,3,1,4,7]=>[2,6,3,5,7,4,1]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,3,1,7,4]=>[2,6,3,5,7,1,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,3,4,1,7]=>[2,6,3,5,4,7,1]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,3,4,7,1]=>[2,6,3,5,4,1,7]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,3,7,1,4]=>[2,6,3,5,1,7,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,3,7,4,1]=>[2,6,3,5,1,4,7]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,4,1,3,7]=>[2,6,3,4,7,5,1]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,4,1,7,3]=>[2,6,3,4,7,1,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,4,3,1,7]=>[2,6,3,4,5,7,1]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,4,3,7,1]=>[2,6,3,4,5,1,7]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,4,7,1,3]=>[2,6,3,4,1,7,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,4,7,3,1]=>[2,6,3,4,1,5,7]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,7,1,3,4]=>[2,6,3,1,7,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,7,1,4,3]=>[2,6,3,1,7,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,7,3,1,4]=>[2,6,3,1,5,7,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,7,3,4,1]=>[2,6,3,1,5,4,7]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,5,7,4,1,3]=>[2,6,3,1,4,7,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,5,7,4,3,1]=>[2,6,3,1,4,5,7]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,7,1,3,4,5]=>[2,6,1,7,5,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,7,1,3,5,4]=>[2,6,1,7,5,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,7,1,4,3,5]=>[2,6,1,7,4,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,1,4,5,3]=>[2,6,1,7,4,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,1,5,3,4]=>[2,6,1,7,3,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,7,1,5,4,3]=>[2,6,1,7,3,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,7,3,1,4,5]=>[2,6,1,5,7,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,7,3,1,5,4]=>[2,6,1,5,7,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,7,3,4,1,5]=>[2,6,1,5,4,7,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,7,3,4,5,1]=>[2,6,1,5,4,3,7]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,2,7,3,5,1,4]=>[2,6,1,5,3,7,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,7,3,5,4,1]=>[2,6,1,5,3,4,7]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,7,4,1,3,5]=>[2,6,1,4,7,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,4,1,5,3]=>[2,6,1,4,7,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,4,3,1,5]=>[2,6,1,4,5,7,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,4,3,5,1]=>[2,6,1,4,5,3,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,4,5,1,3]=>[2,6,1,4,3,7,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,4,5,3,1]=>[2,6,1,4,3,5,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,7,5,1,3,4]=>[2,6,1,3,7,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,7,5,1,4,3]=>[2,6,1,3,7,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,7,5,3,1,4]=>[2,6,1,3,5,7,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,7,5,3,4,1]=>[2,6,1,3,5,4,7]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,7,5,4,1,3]=>[2,6,1,3,4,7,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,2,7,5,4,3,1]=>[2,6,1,3,4,5,7]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,3,1,2,4,5,7]=>[2,5,7,6,4,3,1]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,2,4,7,5]=>[2,5,7,6,4,1,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,2,5,4,7]=>[2,5,7,6,3,4,1]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,2,5,7,4]=>[2,5,7,6,3,1,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,2,7,4,5]=>[2,5,7,6,1,4,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,2,7,5,4]=>[2,5,7,6,1,3,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,4,2,5,7]=>[2,5,7,4,6,3,1]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,4,2,7,5]=>[2,5,7,4,6,1,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,4,5,2,7]=>[2,5,7,4,3,6,1]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,4,5,7,2]=>[2,5,7,4,3,1,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,4,7,2,5]=>[2,5,7,4,1,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,4,7,5,2]=>[2,5,7,4,1,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,5,2,4,7]=>[2,5,7,3,6,4,1]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,5,2,7,4]=>[2,5,7,3,6,1,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,5,4,2,7]=>[2,5,7,3,4,6,1]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,5,4,7,2]=>[2,5,7,3,4,1,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,5,7,2,4]=>[2,5,7,3,1,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,5,7,4,2]=>[2,5,7,3,1,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,7,2,4,5]=>[2,5,7,1,6,4,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,7,2,5,4]=>[2,5,7,1,6,3,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,7,4,2,5]=>[2,5,7,1,4,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,7,4,5,2]=>[2,5,7,1,4,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,1,7,5,2,4]=>[2,5,7,1,3,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,1,7,5,4,2]=>[2,5,7,1,3,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,2,1,4,5,7]=>[2,5,6,7,4,3,1]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,1,4,7,5]=>[2,5,6,7,4,1,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,1,5,4,7]=>[2,5,6,7,3,4,1]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,1,5,7,4]=>[2,5,6,7,3,1,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,1,7,4,5]=>[2,5,6,7,1,4,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,1,7,5,4]=>[2,5,6,7,1,3,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,4,1,5,7]=>[2,5,6,4,7,3,1]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,4,1,7,5]=>[2,5,6,4,7,1,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,4,5,1,7]=>[2,5,6,4,3,7,1]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,4,5,7,1]=>[2,5,6,4,3,1,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,4,7,1,5]=>[2,5,6,4,1,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,4,7,5,1]=>[2,5,6,4,1,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,5,1,4,7]=>[2,5,6,3,7,4,1]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,1,7,4]=>[2,5,6,3,7,1,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,4,1,7]=>[2,5,6,3,4,7,1]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,4,7,1]=>[2,5,6,3,4,1,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,7,1,4]=>[2,5,6,3,1,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,7,4,1]=>[2,5,6,3,1,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,7,1,4,5]=>[2,5,6,1,7,4,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,7,1,5,4]=>[2,5,6,1,7,3,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,7,4,1,5]=>[2,5,6,1,4,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,7,4,5,1]=>[2,5,6,1,4,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,2,7,5,1,4]=>[2,5,6,1,3,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,7,5,4,1]=>[2,5,6,1,3,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,4,1,2,5,7]=>[2,5,4,7,6,3,1]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,1,2,7,5]=>[2,5,4,7,6,1,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,1,5,2,7]=>[2,5,4,7,3,6,1]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,1,5,7,2]=>[2,5,4,7,3,1,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,1,7,2,5]=>[2,5,4,7,1,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,1,7,5,2]=>[2,5,4,7,1,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,2,1,5,7]=>[2,5,4,6,7,3,1]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,2,1,7,5]=>[2,5,4,6,7,1,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,2,5,1,7]=>[2,5,4,6,3,7,1]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,2,5,7,1]=>[2,5,4,6,3,1,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,2,7,1,5]=>[2,5,4,6,1,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,2,7,5,1]=>[2,5,4,6,1,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,5,1,2,7]=>[2,5,4,3,7,6,1]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,5,1,7,2]=>[2,5,4,3,7,1,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,5,2,1,7]=>[2,5,4,3,6,7,1]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,5,2,7,1]=>[2,5,4,3,6,1,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,5,7,1,2]=>[2,5,4,3,1,7,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,5,7,2,1]=>[2,5,4,3,1,6,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,7,1,2,5]=>[2,5,4,1,7,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,7,1,5,2]=>[2,5,4,1,7,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,7,2,1,5]=>[2,5,4,1,6,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,7,2,5,1]=>[2,5,4,1,6,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,4,7,5,1,2]=>[2,5,4,1,3,7,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,4,7,5,2,1]=>[2,5,4,1,3,6,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,5,1,2,4,7]=>[2,5,3,7,6,4,1]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,1,2,7,4]=>[2,5,3,7,6,1,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,1,4,2,7]=>[2,5,3,7,4,6,1]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,1,4,7,2]=>[2,5,3,7,4,1,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,1,7,2,4]=>[2,5,3,7,1,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,1,7,4,2]=>[2,5,3,7,1,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,2,1,4,7]=>[2,5,3,6,7,4,1]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,2,1,7,4]=>[2,5,3,6,7,1,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,2,4,1,7]=>[2,5,3,6,4,7,1]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,2,4,7,1]=>[2,5,3,6,4,1,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,2,7,1,4]=>[2,5,3,6,1,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,2,7,4,1]=>[2,5,3,6,1,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,4,1,2,7]=>[2,5,3,4,7,6,1]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,4,1,7,2]=>[2,5,3,4,7,1,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,4,2,1,7]=>[2,5,3,4,6,7,1]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,4,2,7,1]=>[2,5,3,4,6,1,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,4,7,1,2]=>[2,5,3,4,1,7,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,4,7,2,1]=>[2,5,3,4,1,6,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,7,1,2,4]=>[2,5,3,1,7,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,7,1,4,2]=>[2,5,3,1,7,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,7,2,1,4]=>[2,5,3,1,6,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,7,2,4,1]=>[2,5,3,1,6,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,5,7,4,1,2]=>[2,5,3,1,4,7,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,5,7,4,2,1]=>[2,5,3,1,4,6,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,1,2,4,5]=>[2,5,1,7,6,4,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,7,1,2,5,4]=>[2,5,1,7,6,3,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,7,1,4,2,5]=>[2,5,1,7,4,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,7,1,4,5,2]=>[2,5,1,7,4,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,7,1,5,2,4]=>[2,5,1,7,3,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,7,1,5,4,2]=>[2,5,1,7,3,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,7,2,1,4,5]=>[2,5,1,6,7,4,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,2,1,5,4]=>[2,5,1,6,7,3,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,2,4,1,5]=>[2,5,1,6,4,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,2,4,5,1]=>[2,5,1,6,4,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,2,5,1,4]=>[2,5,1,6,3,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,2,5,4,1]=>[2,5,1,6,3,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,4,1,2,5]=>[2,5,1,4,7,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,7,4,1,5,2]=>[2,5,1,4,7,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,7,4,2,1,5]=>[2,5,1,4,6,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,4,2,5,1]=>[2,5,1,4,6,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,4,5,1,2]=>[2,5,1,4,3,7,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,3,7,4,5,2,1]=>[2,5,1,4,3,6,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,5,1,2,4]=>[2,5,1,3,7,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,7,5,1,4,2]=>[2,5,1,3,7,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,7,5,2,1,4]=>[2,5,1,3,6,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,5,2,4,1]=>[2,5,1,3,6,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,5,4,1,2]=>[2,5,1,3,4,7,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,3,7,5,4,2,1]=>[2,5,1,3,4,6,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,4,1,2,3,5,7]=>[2,4,7,6,5,3,1]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,2,3,7,5]=>[2,4,7,6,5,1,3]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,2,5,3,7]=>[2,4,7,6,3,5,1]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,2,5,7,3]=>[2,4,7,6,3,1,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,2,7,3,5]=>[2,4,7,6,1,5,3]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,2,7,5,3]=>[2,4,7,6,1,3,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,3,2,5,7]=>[2,4,7,5,6,3,1]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,3,2,7,5]=>[2,4,7,5,6,1,3]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,3,5,2,7]=>[2,4,7,5,3,6,1]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,3,5,7,2]=>[2,4,7,5,3,1,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,3,7,2,5]=>[2,4,7,5,1,6,3]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,3,7,5,2]=>[2,4,7,5,1,3,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,5,2,3,7]=>[2,4,7,3,6,5,1]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,5,2,7,3]=>[2,4,7,3,6,1,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,5,3,2,7]=>[2,4,7,3,5,6,1]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,5,3,7,2]=>[2,4,7,3,5,1,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,5,7,2,3]=>[2,4,7,3,1,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,5,7,3,2]=>[2,4,7,3,1,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,7,2,3,5]=>[2,4,7,1,6,5,3]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,7,2,5,3]=>[2,4,7,1,6,3,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,7,3,2,5]=>[2,4,7,1,5,6,3]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,7,3,5,2]=>[2,4,7,1,5,3,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,1,7,5,2,3]=>[2,4,7,1,3,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,1,7,5,3,2]=>[2,4,7,1,3,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,2,1,3,5,7]=>[2,4,6,7,5,3,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,1,3,7,5]=>[2,4,6,7,5,1,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,1,5,3,7]=>[2,4,6,7,3,5,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,1,5,7,3]=>[2,4,6,7,3,1,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,1,7,3,5]=>[2,4,6,7,1,5,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,1,7,5,3]=>[2,4,6,7,1,3,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,3,1,5,7]=>[2,4,6,5,7,3,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,3,1,7,5]=>[2,4,6,5,7,1,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,3,5,1,7]=>[2,4,6,5,3,7,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,3,5,7,1]=>[2,4,6,5,3,1,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,3,7,1,5]=>[2,4,6,5,1,7,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,3,7,5,1]=>[2,4,6,5,1,3,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,5,1,3,7]=>[2,4,6,3,7,5,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,5,1,7,3]=>[2,4,6,3,7,1,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,5,3,1,7]=>[2,4,6,3,5,7,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,5,3,7,1]=>[2,4,6,3,5,1,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,5,7,1,3]=>[2,4,6,3,1,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,5,7,3,1]=>[2,4,6,3,1,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,7,1,3,5]=>[2,4,6,1,7,5,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,7,1,5,3]=>[2,4,6,1,7,3,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,7,3,1,5]=>[2,4,6,1,5,7,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,7,3,5,1]=>[2,4,6,1,5,3,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,7,5,1,3]=>[2,4,6,1,3,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,2,7,5,3,1]=>[2,4,6,1,3,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,3,1,2,5,7]=>[2,4,5,7,6,3,1]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,1,2,7,5]=>[2,4,5,7,6,1,3]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,1,5,2,7]=>[2,4,5,7,3,6,1]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,1,5,7,2]=>[2,4,5,7,3,1,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,1,7,2,5]=>[2,4,5,7,1,6,3]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,1,7,5,2]=>[2,4,5,7,1,3,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,2,1,5,7]=>[2,4,5,6,7,3,1]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,2,1,7,5]=>[2,4,5,6,7,1,3]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,2,5,1,7]=>[2,4,5,6,3,7,1]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,2,5,7,1]=>[2,4,5,6,3,1,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,2,7,1,5]=>[2,4,5,6,1,7,3]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,2,7,5,1]=>[2,4,5,6,1,3,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,5,1,2,7]=>[2,4,5,3,7,6,1]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,5,1,7,2]=>[2,4,5,3,7,1,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,5,2,1,7]=>[2,4,5,3,6,7,1]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,5,2,7,1]=>[2,4,5,3,6,1,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,5,7,1,2]=>[2,4,5,3,1,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,5,7,2,1]=>[2,4,5,3,1,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,7,1,2,5]=>[2,4,5,1,7,6,3]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,7,1,5,2]=>[2,4,5,1,7,3,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,7,2,1,5]=>[2,4,5,1,6,7,3]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,7,2,5,1]=>[2,4,5,1,6,3,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,3,7,5,1,2]=>[2,4,5,1,3,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,3,7,5,2,1]=>[2,4,5,1,3,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,5,1,2,3,7]=>[2,4,3,7,6,5,1]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,5,1,2,7,3]=>[2,4,3,7,6,1,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,5,1,3,2,7]=>[2,4,3,7,5,6,1]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,5,1,3,7,2]=>[2,4,3,7,5,1,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,5,1,7,2,3]=>[2,4,3,7,1,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,5,1,7,3,2]=>[2,4,3,7,1,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,5,2,1,3,7]=>[2,4,3,6,7,5,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,2,1,7,3]=>[2,4,3,6,7,1,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,2,3,1,7]=>[2,4,3,6,5,7,1]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,2,3,7,1]=>[2,4,3,6,5,1,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,2,7,1,3]=>[2,4,3,6,1,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,2,7,3,1]=>[2,4,3,6,1,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,3,1,2,7]=>[2,4,3,5,7,6,1]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,5,3,1,7,2]=>[2,4,3,5,7,1,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,5,3,2,1,7]=>[2,4,3,5,6,7,1]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,5,3,2,7,1]=>[2,4,3,5,6,1,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,5,3,7,1,2]=>[2,4,3,5,1,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,5,3,7,2,1]=>[2,4,3,5,1,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,5,7,1,2,3]=>[2,4,3,1,7,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,5,7,1,3,2]=>[2,4,3,1,7,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,5,7,2,1,3]=>[2,4,3,1,6,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,7,2,3,1]=>[2,4,3,1,6,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,5,7,3,1,2]=>[2,4,3,1,5,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,5,7,3,2,1]=>[2,4,3,1,5,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,7,1,2,3,5]=>[2,4,1,7,6,5,3]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,7,1,2,5,3]=>[2,4,1,7,6,3,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,7,1,3,2,5]=>[2,4,1,7,5,6,3]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,7,1,3,5,2]=>[2,4,1,7,5,3,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,7,1,5,2,3]=>[2,4,1,7,3,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,7,1,5,3,2]=>[2,4,1,7,3,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,7,2,1,3,5]=>[2,4,1,6,7,5,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,2,1,5,3]=>[2,4,1,6,7,3,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,2,3,1,5]=>[2,4,1,6,5,7,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,2,3,5,1]=>[2,4,1,6,5,3,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,2,5,1,3]=>[2,4,1,6,3,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,2,5,3,1]=>[2,4,1,6,3,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,3,1,2,5]=>[2,4,1,5,7,6,3]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,7,3,1,5,2]=>[2,4,1,5,7,3,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,7,3,2,1,5]=>[2,4,1,5,6,7,3]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,7,3,2,5,1]=>[2,4,1,5,6,3,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,7,3,5,1,2]=>[2,4,1,5,3,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,7,3,5,2,1]=>[2,4,1,5,3,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,7,5,1,2,3]=>[2,4,1,3,7,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,4,7,5,1,3,2]=>[2,4,1,3,7,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,4,7,5,2,1,3]=>[2,4,1,3,6,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,5,2,3,1]=>[2,4,1,3,6,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,5,3,1,2]=>[2,4,1,3,5,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,7,5,3,2,1]=>[2,4,1,3,5,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,5,1,2,3,4,7]=>[2,3,7,6,5,4,1]=>[[.,.],[.,[[[[.,.],.],.],.]]]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[6,5,1,2,3,7,4]=>[2,3,7,6,5,1,4]=>[[.,.],[.,[[[[.,.],.],.],.]]]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[6,5,1,2,4,3,7]=>[2,3,7,6,4,5,1]=>[[.,.],[.,[[[.,[.,.]],.],.]]]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[6,5,1,2,4,7,3]=>[2,3,7,6,4,1,5]=>[[.,.],[.,[[[.,[.,.]],.],.]]]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[6,5,1,2,7,3,4]=>[2,3,7,6,1,5,4]=>[[.,.],[.,[[[[.,.],.],.],.]]]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[6,5,1,2,7,4,3]=>[2,3,7,6,1,4,5]=>[[.,.],[.,[[[.,[.,.]],.],.]]]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[6,5,1,3,2,4,7]=>[2,3,7,5,6,4,1]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,3,2,7,4]=>[2,3,7,5,6,1,4]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,3,4,2,7]=>[2,3,7,5,4,6,1]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,3,4,7,2]=>[2,3,7,5,4,1,6]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,3,7,2,4]=>[2,3,7,5,1,6,4]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,3,7,4,2]=>[2,3,7,5,1,4,6]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,4,2,3,7]=>[2,3,7,4,6,5,1]=>[[.,.],[.,[[.,[[.,.],.]],.]]]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[6,5,1,4,2,7,3]=>[2,3,7,4,6,1,5]=>[[.,.],[.,[[.,[[.,.],.]],.]]]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[6,5,1,4,3,2,7]=>[2,3,7,4,5,6,1]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[6,5,1,4,3,7,2]=>[2,3,7,4,5,1,6]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[6,5,1,4,7,2,3]=>[2,3,7,4,1,6,5]=>[[.,.],[.,[[.,[[.,.],.]],.]]]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[6,5,1,4,7,3,2]=>[2,3,7,4,1,5,6]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[6,5,1,7,2,3,4]=>[2,3,7,1,6,5,4]=>[[.,.],[.,[[[[.,.],.],.],.]]]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[6,5,1,7,2,4,3]=>[2,3,7,1,6,4,5]=>[[.,.],[.,[[[.,[.,.]],.],.]]]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[6,5,1,7,3,2,4]=>[2,3,7,1,5,6,4]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,7,3,4,2]=>[2,3,7,1,5,4,6]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,1,7,4,2,3]=>[2,3,7,1,4,6,5]=>[[.,.],[.,[[.,[[.,.],.]],.]]]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[6,5,1,7,4,3,2]=>[2,3,7,1,4,5,6]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[6,5,2,1,3,4,7]=>[2,3,6,7,5,4,1]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,1,3,7,4]=>[2,3,6,7,5,1,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,1,4,3,7]=>[2,3,6,7,4,5,1]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,1,4,7,3]=>[2,3,6,7,4,1,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,1,7,3,4]=>[2,3,6,7,1,5,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,1,7,4,3]=>[2,3,6,7,1,4,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,3,1,4,7]=>[2,3,6,5,7,4,1]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,3,1,7,4]=>[2,3,6,5,7,1,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,3,4,1,7]=>[2,3,6,5,4,7,1]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,3,4,7,1]=>[2,3,6,5,4,1,7]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,3,7,1,4]=>[2,3,6,5,1,7,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,3,7,4,1]=>[2,3,6,5,1,4,7]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,4,1,3,7]=>[2,3,6,4,7,5,1]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,4,1,7,3]=>[2,3,6,4,7,1,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,4,3,1,7]=>[2,3,6,4,5,7,1]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,4,3,7,1]=>[2,3,6,4,5,1,7]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,4,7,1,3]=>[2,3,6,4,1,7,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,4,7,3,1]=>[2,3,6,4,1,5,7]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,7,1,3,4]=>[2,3,6,1,7,5,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,7,1,4,3]=>[2,3,6,1,7,4,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,7,3,1,4]=>[2,3,6,1,5,7,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,7,3,4,1]=>[2,3,6,1,5,4,7]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,2,7,4,1,3]=>[2,3,6,1,4,7,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,2,7,4,3,1]=>[2,3,6,1,4,5,7]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,3,1,2,4,7]=>[2,3,5,7,6,4,1]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,1,2,7,4]=>[2,3,5,7,6,1,4]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,1,4,2,7]=>[2,3,5,7,4,6,1]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,1,4,7,2]=>[2,3,5,7,4,1,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,1,7,2,4]=>[2,3,5,7,1,6,4]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,1,7,4,2]=>[2,3,5,7,1,4,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,2,1,4,7]=>[2,3,5,6,7,4,1]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,2,1,7,4]=>[2,3,5,6,7,1,4]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,2,4,1,7]=>[2,3,5,6,4,7,1]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,2,4,7,1]=>[2,3,5,6,4,1,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,2,7,1,4]=>[2,3,5,6,1,7,4]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,2,7,4,1]=>[2,3,5,6,1,4,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,4,1,2,7]=>[2,3,5,4,7,6,1]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,4,1,7,2]=>[2,3,5,4,7,1,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,4,2,1,7]=>[2,3,5,4,6,7,1]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,4,2,7,1]=>[2,3,5,4,6,1,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,4,7,1,2]=>[2,3,5,4,1,7,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,4,7,2,1]=>[2,3,5,4,1,6,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,7,1,2,4]=>[2,3,5,1,7,6,4]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,7,1,4,2]=>[2,3,5,1,7,4,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,7,2,1,4]=>[2,3,5,1,6,7,4]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,7,2,4,1]=>[2,3,5,1,6,4,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,7,4,1,2]=>[2,3,5,1,4,7,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,3,7,4,2,1]=>[2,3,5,1,4,6,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,4,1,2,3,7]=>[2,3,4,7,6,5,1]=>[[.,.],[.,[.,[[[.,.],.],.]]]]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[6,5,4,1,2,7,3]=>[2,3,4,7,6,1,5]=>[[.,.],[.,[.,[[[.,.],.],.]]]]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[6,5,4,1,3,2,7]=>[2,3,4,7,5,6,1]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[6,5,4,1,3,7,2]=>[2,3,4,7,5,1,6]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[6,5,4,1,7,2,3]=>[2,3,4,7,1,6,5]=>[[.,.],[.,[.,[[[.,.],.],.]]]]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[6,5,4,1,7,3,2]=>[2,3,4,7,1,5,6]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[6,5,4,2,1,3,7]=>[2,3,4,6,7,5,1]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,2,1,7,3]=>[2,3,4,6,7,1,5]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,2,3,1,7]=>[2,3,4,6,5,7,1]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,2,3,7,1]=>[2,3,4,6,5,1,7]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,2,7,1,3]=>[2,3,4,6,1,7,5]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,2,7,3,1]=>[2,3,4,6,1,5,7]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,3,1,2,7]=>[2,3,4,5,7,6,1]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[6,5,4,3,1,7,2]=>[2,3,4,5,7,1,6]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[6,5,4,3,2,1,7]=>[2,3,4,5,6,7,1]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[6,5,4,3,2,7,1]=>[2,3,4,5,6,1,7]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[6,5,4,3,7,1,2]=>[2,3,4,5,1,7,6]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[6,5,4,3,7,2,1]=>[2,3,4,5,1,6,7]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[6,5,4,7,1,2,3]=>[2,3,4,1,7,6,5]=>[[.,.],[.,[.,[[[.,.],.],.]]]]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[6,5,4,7,1,3,2]=>[2,3,4,1,7,5,6]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[6,5,4,7,2,1,3]=>[2,3,4,1,6,7,5]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,7,2,3,1]=>[2,3,4,1,6,5,7]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,4,7,3,1,2]=>[2,3,4,1,5,7,6]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[6,5,4,7,3,2,1]=>[2,3,4,1,5,6,7]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[6,5,7,1,2,3,4]=>[2,3,1,7,6,5,4]=>[[.,.],[.,[[[[.,.],.],.],.]]]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[6,5,7,1,2,4,3]=>[2,3,1,7,6,4,5]=>[[.,.],[.,[[[.,[.,.]],.],.]]]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[6,5,7,1,3,2,4]=>[2,3,1,7,5,6,4]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,7,1,3,4,2]=>[2,3,1,7,5,4,6]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,5,7,1,4,2,3]=>[2,3,1,7,4,6,5]=>[[.,.],[.,[[.,[[.,.],.]],.]]]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[6,5,7,1,4,3,2]=>[2,3,1,7,4,5,6]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[6,5,7,2,1,3,4]=>[2,3,1,6,7,5,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,7,2,1,4,3]=>[2,3,1,6,7,4,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,7,2,3,1,4]=>[2,3,1,6,5,7,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,7,2,3,4,1]=>[2,3,1,6,5,4,7]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,5,7,2,4,1,3]=>[2,3,1,6,4,7,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,7,2,4,3,1]=>[2,3,1,6,4,5,7]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,7,3,1,2,4]=>[2,3,1,5,7,6,4]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,7,3,1,4,2]=>[2,3,1,5,7,4,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,7,3,2,1,4]=>[2,3,1,5,6,7,4]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,7,3,2,4,1]=>[2,3,1,5,6,4,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,7,3,4,1,2]=>[2,3,1,5,4,7,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,5,7,3,4,2,1]=>[2,3,1,5,4,6,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,7,4,1,2,3]=>[2,3,1,4,7,6,5]=>[[.,.],[.,[.,[[[.,.],.],.]]]]=>[.,[.,[.,[.,[[[.,.],.],.]]]]]
[6,5,7,4,1,3,2]=>[2,3,1,4,7,5,6]=>[[.,.],[.,[.,[[.,[.,.]],.]]]]=>[.,[.,[.,[.,[[.,[.,.]],.]]]]]
[6,5,7,4,2,1,3]=>[2,3,1,4,6,7,5]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,7,4,2,3,1]=>[2,3,1,4,6,5,7]=>[[.,.],[.,[.,[[.,.],[.,.]]]]]=>[.,[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,7,4,3,1,2]=>[2,3,1,4,5,7,6]=>[[.,.],[.,[.,[.,[[.,.],.]]]]]=>[.,[.,[.,[.,[.,[[.,.],.]]]]]]
[6,5,7,4,3,2,1]=>[2,3,1,4,5,6,7]=>[[.,.],[.,[.,[.,[.,[.,.]]]]]]=>[.,[.,[.,[.,[.,[.,[.,.]]]]]]]
[6,7,1,2,3,4,5]=>[2,1,7,6,5,4,3]=>[[.,.],[[[[[.,.],.],.],.],.]]=>[.,[.,[[[[[.,.],.],.],.],.]]]
[6,7,1,2,3,5,4]=>[2,1,7,6,5,3,4]=>[[.,.],[[[[.,[.,.]],.],.],.]]=>[.,[.,[[[[.,[.,.]],.],.],.]]]
[6,7,1,2,4,3,5]=>[2,1,7,6,4,5,3]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,7,1,2,4,5,3]=>[2,1,7,6,4,3,5]=>[[.,.],[[[[.,.],[.,.]],.],.]]=>[.,[.,[[[[.,.],[.,.]],.],.]]]
[6,7,1,2,5,3,4]=>[2,1,7,6,3,5,4]=>[[.,.],[[[.,[[.,.],.]],.],.]]=>[.,[.,[[[.,[[.,.],.]],.],.]]]
[6,7,1,2,5,4,3]=>[2,1,7,6,3,4,5]=>[[.,.],[[[.,[.,[.,.]]],.],.]]=>[.,[.,[[[.,[.,[.,.]]],.],.]]]
[6,7,1,3,2,4,5]=>[2,1,7,5,6,4,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,7,1,3,2,5,4]=>[2,1,7,5,6,3,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,7,1,3,4,2,5]=>[2,1,7,5,4,6,3]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,7,1,3,4,5,2]=>[2,1,7,5,4,3,6]=>[[.,.],[[[[.,.],.],[.,.]],.]]=>[.,[.,[[[[.,.],.],[.,.]],.]]]
[6,7,1,3,5,2,4]=>[2,1,7,5,3,6,4]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,7,1,3,5,4,2]=>[2,1,7,5,3,4,6]=>[[.,.],[[[.,[.,.]],[.,.]],.]]=>[.,[.,[[[.,[.,.]],[.,.]],.]]]
[6,7,1,4,2,3,5]=>[2,1,7,4,6,5,3]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,7,1,4,2,5,3]=>[2,1,7,4,6,3,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,7,1,4,3,2,5]=>[2,1,7,4,5,6,3]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,7,1,4,3,5,2]=>[2,1,7,4,5,3,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,7,1,4,5,2,3]=>[2,1,7,4,3,6,5]=>[[.,.],[[[.,.],[[.,.],.]],.]]=>[.,[.,[[[.,.],[[.,.],.]],.]]]
[6,7,1,4,5,3,2]=>[2,1,7,4,3,5,6]=>[[.,.],[[[.,.],[.,[.,.]]],.]]=>[.,[.,[[[.,.],[.,[.,.]]],.]]]
[6,7,1,5,2,3,4]=>[2,1,7,3,6,5,4]=>[[.,.],[[.,[[[.,.],.],.]],.]]=>[.,[.,[[.,[[[.,.],.],.]],.]]]
[6,7,1,5,2,4,3]=>[2,1,7,3,6,4,5]=>[[.,.],[[.,[[.,[.,.]],.]],.]]=>[.,[.,[[.,[[.,[.,.]],.]],.]]]
[6,7,1,5,3,2,4]=>[2,1,7,3,5,6,4]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,7,1,5,3,4,2]=>[2,1,7,3,5,4,6]=>[[.,.],[[.,[[.,.],[.,.]]],.]]=>[.,[.,[[.,[[.,.],[.,.]]],.]]]
[6,7,1,5,4,2,3]=>[2,1,7,3,4,6,5]=>[[.,.],[[.,[.,[[.,.],.]]],.]]=>[.,[.,[[.,[.,[[.,.],.]]],.]]]
[6,7,1,5,4,3,2]=>[2,1,7,3,4,5,6]=>[[.,.],[[.,[.,[.,[.,.]]]],.]]=>[.,[.,[[.,[.,[.,[.,.]]]],.]]]
[6,7,2,1,3,4,5]=>[2,1,6,7,5,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,7,2,1,3,5,4]=>[2,1,6,7,5,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,7,2,1,4,3,5]=>[2,1,6,7,4,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,1,4,5,3]=>[2,1,6,7,4,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,1,5,3,4]=>[2,1,6,7,3,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,7,2,1,5,4,3]=>[2,1,6,7,3,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,7,2,3,1,4,5]=>[2,1,6,5,7,4,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,7,2,3,1,5,4]=>[2,1,6,5,7,3,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,7,2,3,4,1,5]=>[2,1,6,5,4,7,3]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,7,2,3,4,5,1]=>[2,1,6,5,4,3,7]=>[[.,.],[[[[.,.],.],.],[.,.]]]=>[.,[.,[[[[.,.],.],.],[.,.]]]]
[6,7,2,3,5,1,4]=>[2,1,6,5,3,7,4]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,7,2,3,5,4,1]=>[2,1,6,5,3,4,7]=>[[.,.],[[[.,[.,.]],.],[.,.]]]=>[.,[.,[[[.,[.,.]],.],[.,.]]]]
[6,7,2,4,1,3,5]=>[2,1,6,4,7,5,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,4,1,5,3]=>[2,1,6,4,7,3,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,4,3,1,5]=>[2,1,6,4,5,7,3]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,4,3,5,1]=>[2,1,6,4,5,3,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,4,5,1,3]=>[2,1,6,4,3,7,5]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,4,5,3,1]=>[2,1,6,4,3,5,7]=>[[.,.],[[[.,.],[.,.]],[.,.]]]=>[.,[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,5,1,3,4]=>[2,1,6,3,7,5,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,7,2,5,1,4,3]=>[2,1,6,3,7,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,7,2,5,3,1,4]=>[2,1,6,3,5,7,4]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,7,2,5,3,4,1]=>[2,1,6,3,5,4,7]=>[[.,.],[[.,[[.,.],.]],[.,.]]]=>[.,[.,[[.,[[.,.],.]],[.,.]]]]
[6,7,2,5,4,1,3]=>[2,1,6,3,4,7,5]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,7,2,5,4,3,1]=>[2,1,6,3,4,5,7]=>[[.,.],[[.,[.,[.,.]]],[.,.]]]=>[.,[.,[[.,[.,[.,.]]],[.,.]]]]
[6,7,3,1,2,4,5]=>[2,1,5,7,6,4,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,7,3,1,2,5,4]=>[2,1,5,7,6,3,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,7,3,1,4,2,5]=>[2,1,5,7,4,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,7,3,1,4,5,2]=>[2,1,5,7,4,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,7,3,1,5,2,4]=>[2,1,5,7,3,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,7,3,1,5,4,2]=>[2,1,5,7,3,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,7,3,2,1,4,5]=>[2,1,5,6,7,4,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,7,3,2,1,5,4]=>[2,1,5,6,7,3,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,7,3,2,4,1,5]=>[2,1,5,6,4,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,7,3,2,4,5,1]=>[2,1,5,6,4,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,7,3,2,5,1,4]=>[2,1,5,6,3,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,7,3,2,5,4,1]=>[2,1,5,6,3,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,7,3,4,1,2,5]=>[2,1,5,4,7,6,3]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,7,3,4,1,5,2]=>[2,1,5,4,7,3,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,7,3,4,2,1,5]=>[2,1,5,4,6,7,3]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,7,3,4,2,5,1]=>[2,1,5,4,6,3,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,7,3,4,5,1,2]=>[2,1,5,4,3,7,6]=>[[.,.],[[[.,.],.],[[.,.],.]]]=>[.,[.,[[[.,.],.],[[.,.],.]]]]
[6,7,3,4,5,2,1]=>[2,1,5,4,3,6,7]=>[[.,.],[[[.,.],.],[.,[.,.]]]]=>[.,[.,[[[.,.],.],[.,[.,.]]]]]
[6,7,3,5,1,2,4]=>[2,1,5,3,7,6,4]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,7,3,5,1,4,2]=>[2,1,5,3,7,4,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,7,3,5,2,1,4]=>[2,1,5,3,6,7,4]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,7,3,5,2,4,1]=>[2,1,5,3,6,4,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,7,3,5,4,1,2]=>[2,1,5,3,4,7,6]=>[[.,.],[[.,[.,.]],[[.,.],.]]]=>[.,[.,[[.,[.,.]],[[.,.],.]]]]
[6,7,3,5,4,2,1]=>[2,1,5,3,4,6,7]=>[[.,.],[[.,[.,.]],[.,[.,.]]]]=>[.,[.,[[.,[.,.]],[.,[.,.]]]]]
[6,7,4,1,2,3,5]=>[2,1,4,7,6,5,3]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,7,4,1,2,5,3]=>[2,1,4,7,6,3,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,7,4,1,3,2,5]=>[2,1,4,7,5,6,3]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,7,4,1,3,5,2]=>[2,1,4,7,5,3,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,7,4,1,5,2,3]=>[2,1,4,7,3,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,7,4,1,5,3,2]=>[2,1,4,7,3,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,7,4,2,1,3,5]=>[2,1,4,6,7,5,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,1,5,3]=>[2,1,4,6,7,3,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,3,1,5]=>[2,1,4,6,5,7,3]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,3,5,1]=>[2,1,4,6,5,3,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,5,1,3]=>[2,1,4,6,3,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,5,3,1]=>[2,1,4,6,3,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,3,1,2,5]=>[2,1,4,5,7,6,3]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,7,4,3,1,5,2]=>[2,1,4,5,7,3,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,7,4,3,2,1,5]=>[2,1,4,5,6,7,3]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,7,4,3,2,5,1]=>[2,1,4,5,6,3,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,7,4,3,5,1,2]=>[2,1,4,5,3,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,7,4,3,5,2,1]=>[2,1,4,5,3,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,7,4,5,1,2,3]=>[2,1,4,3,7,6,5]=>[[.,.],[[.,.],[[[.,.],.],.]]]=>[.,[.,[[.,.],[[[.,.],.],.]]]]
[6,7,4,5,1,3,2]=>[2,1,4,3,7,5,6]=>[[.,.],[[.,.],[[.,[.,.]],.]]]=>[.,[.,[[.,.],[[.,[.,.]],.]]]]
[6,7,4,5,2,1,3]=>[2,1,4,3,6,7,5]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,5,2,3,1]=>[2,1,4,3,6,5,7]=>[[.,.],[[.,.],[[.,.],[.,.]]]]=>[.,[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,5,3,1,2]=>[2,1,4,3,5,7,6]=>[[.,.],[[.,.],[.,[[.,.],.]]]]=>[.,[.,[[.,.],[.,[[.,.],.]]]]]
[6,7,4,5,3,2,1]=>[2,1,4,3,5,6,7]=>[[.,.],[[.,.],[.,[.,[.,.]]]]]=>[.,[.,[[.,.],[.,[.,[.,.]]]]]]
[6,7,5,1,2,3,4]=>[2,1,3,7,6,5,4]=>[[.,.],[.,[[[[.,.],.],.],.]]]=>[.,[.,[.,[[[[.,.],.],.],.]]]]
[6,7,5,1,2,4,3]=>[2,1,3,7,6,4,5]=>[[.,.],[.,[[[.,[.,.]],.],.]]]=>[.,[.,[.,[[[.,[.,.]],.],.]]]]
[6,7,5,1,3,2,4]=>[2,1,3,7,5,6,4]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,7,5,1,3,4,2]=>[2,1,3,7,5,4,6]=>[[.,.],[.,[[[.,.],[.,.]],.]]]=>[.,[.,[.,[[[.,.],[.,.]],.]]]]
[6,7,5,1,4,2,3]=>[2,1,3,7,4,6,5]=>[[.,.],[.,[[.,[[.,.],.]],.]]]=>[.,[.,[.,[[.,[[.,.],.]],.]]]]
[6,7,5,1,4,3,2]=>[2,1,3,7,4,5,6]=>[[.,.],[.,[[.,[.,[.,.]]],.]]]=>[.,[.,[.,[[.,[.,[.,.]]],.]]]]
[6,7,5,2,1,3,4]=>[2,1,3,6,7,5,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,7,5,2,1,4,3]=>[2,1,3,6,7,4,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,7,5,2,3,1,4]=>[2,1,3,6,5,7,4]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,7,5,2,3,4,1]=>[2,1,3,6,5,4,7]=>[[.,.],[.,[[[.,.],.],[.,.]]]]=>[.,[.,[.,[[[.,.],.],[.,.]]]]]
[6,7,5,2,4,1,3]=>[2,1,3,6,4,7,5]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,7,5,2,4,3,1]=>[2,1,3,6,4,5,7]=>[[.,.],[.,[[.,[.,.]],[.,.]]]]=>[.,[.,[.,[[.,[.,.]],[.,.]]]]]
[6,7,5,3,1,2,4]=>[2,1,3,5,7,6,4]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,7,5,3,1,4,2]=>[2,1,3,5,7,4,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,7,5,3,2,1,4]=>[2,1,3,5,6,7,4]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,7,5,3,2,4,1]=>[2,1,3,5,6,4,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
[6,7,5,3,4,1,2]=>[2,1,3,5,4,7,6]=>[[.,.],[.,[[.,.],[[.,.],.]]]]=>[.,[.,[.,[[.,.],[[.,.],.]]]]]
[6,7,5,3,4,2,1]=>[2,1,3,5,4,6,7]=>[[.,.],[.,[[.,.],[.,[.,.]]]]]=>[.,[.,[.,[[.,.],[.,[.,.]]]]]]
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[5,4,3,6,2,7,1,8]=>[4,5,6,3,7,2,8,1]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]=>[[[.,.],.],[.,[.,[.,[.,[.,.]]]]]]
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[4,5,6,2,3,7,1,8]=>[5,4,3,7,6,2,8,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
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[4,2,3,5,6,7,1,8]=>[5,7,6,4,3,2,8,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
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[2,3,4,5,6,7,1,8]=>[7,6,5,4,3,2,8,1]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]
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[6,7,5,4,3,1,2,8]=>[3,2,4,5,6,8,7,1]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]=>[[.,.],[.,[.,[.,[.,[[.,.],.]]]]]]
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[5,6,7,4,3,1,2,8]=>[4,3,2,5,6,8,7,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[6,7,4,5,3,1,2,8]=>[3,2,5,4,6,8,7,1]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
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[6,7,5,3,4,1,2,8]=>[3,2,4,6,5,8,7,1]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]=>[[.,.],[.,[.,[[.,.],[[.,.],.]]]]]
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[6,5,7,3,4,1,2,8]=>[3,4,2,6,5,8,7,1]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]=>[[.,.],[.,[.,[[.,.],[[.,.],.]]]]]
[5,6,7,3,4,1,2,8]=>[4,3,2,6,5,8,7,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
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[6,5,4,3,7,1,2,8]=>[3,4,5,6,2,8,7,1]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]=>[[.,.],[.,[.,[.,[.,[[.,.],.]]]]]]
[5,4,6,3,7,1,2,8]=>[4,5,3,6,2,8,7,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[4,5,6,3,7,1,2,8]=>[5,4,3,6,2,8,7,1]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]
[5,6,3,4,7,1,2,8]=>[4,3,6,5,2,8,7,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[6,4,3,5,7,1,2,8]=>[3,5,6,4,2,8,7,1]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,3,4,5,7,1,2,8]=>[3,6,5,4,2,8,7,1]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[5,4,3,6,7,1,2,8]=>[4,5,6,3,2,8,7,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[4,5,3,6,7,1,2,8]=>[5,4,6,3,2,8,7,1]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]
[5,3,4,6,7,1,2,8]=>[4,6,5,3,2,8,7,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[3,4,5,6,7,1,2,8]=>[6,5,4,3,2,8,7,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
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[6,7,5,4,2,1,3,8]=>[3,2,4,5,7,8,6,1]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]=>[[.,.],[.,[.,[.,[[.,.],[.,.]]]]]]
[6,5,7,4,2,1,3,8]=>[3,4,2,5,7,8,6,1]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]=>[[.,.],[.,[.,[.,[[.,.],[.,.]]]]]]
[5,6,7,4,2,1,3,8]=>[4,3,2,5,7,8,6,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
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[6,7,4,5,2,1,3,8]=>[3,2,5,4,7,8,6,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[7,5,4,6,2,1,3,8]=>[2,4,5,3,7,8,6,1]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
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[6,5,4,7,2,1,3,8]=>[3,4,5,2,7,8,6,1]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]=>[[.,.],[.,[.,[.,[[.,.],[.,.]]]]]]
[4,5,6,7,2,1,3,8]=>[5,4,3,2,7,8,6,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
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[5,6,7,4,1,2,3,8]=>[4,3,2,5,8,7,6,1]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]=>[[[.,.],.],[.,[.,[[[.,.],.],.]]]]
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[5,4,6,7,1,2,3,8]=>[4,5,3,2,8,7,6,1]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]=>[[[.,.],.],[.,[.,[[[.,.],.],.]]]]
[4,5,6,7,1,2,3,8]=>[5,4,3,2,8,7,6,1]=>[[[[[.,.],.],.],.],[[[.,.],.],.]]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]
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[6,5,7,2,1,3,4,8]=>[3,4,2,7,8,6,5,1]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]=>[[.,.],[.,[.,[[[.,.],.],[.,.]]]]]
[5,6,7,2,1,3,4,8]=>[4,3,2,7,8,6,5,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[7,6,5,1,2,3,4,8]=>[2,3,4,8,7,6,5,1]=>[[.,.],[.,[.,[[[[.,.],.],.],.]]]]=>[.,[.,[.,[.,[[[[.,.],.],.],.]]]]]
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[5,6,7,1,2,3,4,8]=>[4,3,2,8,7,6,5,1]=>[[[[.,.],.],.],[[[[.,.],.],.],.]]=>[[[.,.],.],[.,[[[[.,.],.],.],.]]]
[7,6,4,3,2,1,5,8]=>[2,3,5,6,7,8,4,1]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[6,7,4,3,2,1,5,8]=>[3,2,5,6,7,8,4,1]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[7,6,4,2,3,1,5,8]=>[2,3,5,7,6,8,4,1]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[6,7,4,2,3,1,5,8]=>[3,2,5,7,6,8,4,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,3,2,4,1,5,8]=>[3,2,6,7,5,8,4,1]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[7,6,2,3,4,1,5,8]=>[2,3,7,6,5,8,4,1]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]=>[.,[.,[.,[[[[.,.],.],.],[.,.]]]]]
[7,6,4,3,1,2,5,8]=>[2,3,5,6,8,7,4,1]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]=>[.,[.,[.,[[.,.],[.,[[.,.],.]]]]]]
[7,6,3,4,1,2,5,8]=>[2,3,6,5,8,7,4,1]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]=>[.,[.,[.,[[[.,.],.],[[.,.],.]]]]]
[7,6,4,2,1,3,5,8]=>[2,3,5,7,8,6,4,1]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]=>[.,[.,[.,[[.,.],[[.,.],[.,.]]]]]]
[6,7,4,2,1,3,5,8]=>[3,2,5,7,8,6,4,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[7,6,4,1,2,3,5,8]=>[2,3,5,8,7,6,4,1]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]=>[.,[.,[.,[[.,.],[[[.,.],.],.]]]]]
[7,6,3,2,1,4,5,8]=>[2,3,6,7,8,5,4,1]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]=>[.,[.,[.,[[[.,.],.],[.,[.,.]]]]]]
[6,7,3,1,2,4,5,8]=>[3,2,6,8,7,5,4,1]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[6,7,2,1,3,4,5,8]=>[3,2,7,8,6,5,4,1]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[7,6,1,2,3,4,5,8]=>[2,3,8,7,6,5,4,1]=>[[.,.],[.,[[[[[.,.],.],.],.],.]]]=>[.,[.,[.,[[[[[.,.],.],.],.],.]]]]
[6,7,1,2,3,4,5,8]=>[3,2,8,7,6,5,4,1]=>[[[.,.],.],[[[[[.,.],.],.],.],.]]=>[[.,.],[.,[[[[[.,.],.],.],.],.]]]
[7,5,4,3,2,1,6,8]=>[2,4,5,6,7,8,3,1]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[7,4,5,3,2,1,6,8]=>[2,5,4,6,7,8,3,1]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[7,5,3,4,2,1,6,8]=>[2,4,6,5,7,8,3,1]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[7,4,3,5,2,1,6,8]=>[2,5,6,4,7,8,3,1]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[7,3,4,5,2,1,6,8]=>[2,6,5,4,7,8,3,1]=>[[.,.],[[[[.,.],.],.],[.,[.,.]]]]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[7,4,5,2,3,1,6,8]=>[2,5,4,7,6,8,3,1]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[7,5,3,2,4,1,6,8]=>[2,4,6,7,5,8,3,1]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[7,4,3,2,5,1,6,8]=>[2,5,6,7,4,8,3,1]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[7,2,3,4,5,1,6,8]=>[2,7,6,5,4,8,3,1]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]=>[.,[.,[[[[[.,.],.],.],.],[.,.]]]]
[7,5,3,4,1,2,6,8]=>[2,4,6,5,8,7,3,1]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[7,4,3,5,1,2,6,8]=>[2,5,6,4,8,7,3,1]=>[[.,.],[[[.,.],.],[.,[[.,.],.]]]]=>[.,[.,[[[.,.],.],[.,[[.,.],.]]]]]
[7,3,4,5,1,2,6,8]=>[2,6,5,4,8,7,3,1]=>[[.,.],[[[[.,.],.],.],[[.,.],.]]]=>[.,[.,[[[[.,.],.],.],[[.,.],.]]]]
[7,5,4,2,1,3,6,8]=>[2,4,5,7,8,6,3,1]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]=>[.,[.,[[.,.],[.,[[.,.],[.,.]]]]]]
[7,4,5,2,1,3,6,8]=>[2,5,4,7,8,6,3,1]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[7,4,5,1,2,3,6,8]=>[2,5,4,8,7,6,3,1]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]=>[.,[.,[[[.,.],.],[[[.,.],.],.]]]]
[7,5,3,2,1,4,6,8]=>[2,4,6,7,8,5,3,1]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]=>[.,[.,[[.,.],[[.,.],[.,[.,.]]]]]]
[7,5,3,1,2,4,6,8]=>[2,4,6,8,7,5,3,1]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]=>[.,[.,[[.,.],[[.,.],[[.,.],.]]]]]
[7,5,2,1,3,4,6,8]=>[2,4,7,8,6,5,3,1]=>[[.,.],[[.,.],[[[.,.],.],[.,.]]]]=>[.,[.,[[.,.],[[[.,.],.],[.,.]]]]]
[7,5,1,2,3,4,6,8]=>[2,4,8,7,6,5,3,1]=>[[.,.],[[.,.],[[[[.,.],.],.],.]]]=>[.,[.,[[.,.],[[[[.,.],.],.],.]]]]
[7,4,3,2,1,5,6,8]=>[2,5,6,7,8,4,3,1]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[7,3,2,4,1,5,6,8]=>[2,6,7,5,8,4,3,1]=>[[.,.],[[[[.,.],.],.],[.,[.,.]]]]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[7,4,1,2,3,5,6,8]=>[2,5,8,7,6,4,3,1]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]=>[.,[.,[[[.,.],.],[[[.,.],.],.]]]]
[7,3,2,1,4,5,6,8]=>[2,6,7,8,5,4,3,1]=>[[.,.],[[[[.,.],.],.],[.,[.,.]]]]=>[.,[.,[[[[.,.],.],.],[.,[.,.]]]]]
[7,2,3,1,4,5,6,8]=>[2,7,6,8,5,4,3,1]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]=>[.,[.,[[[[[.,.],.],.],.],[.,.]]]]
[7,3,1,2,4,5,6,8]=>[2,6,8,7,5,4,3,1]=>[[.,.],[[[[.,.],.],.],[[.,.],.]]]=>[.,[.,[[[[.,.],.],.],[[.,.],.]]]]
[7,2,1,3,4,5,6,8]=>[2,7,8,6,5,4,3,1]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]=>[.,[.,[[[[[.,.],.],.],.],[.,.]]]]
[7,1,2,3,4,5,6,8]=>[2,8,7,6,5,4,3,1]=>[[.,.],[[[[[[.,.],.],.],.],.],.]]=>[.,[.,[[[[[[.,.],.],.],.],.],.]]]
[6,5,4,3,2,1,7,8]=>[3,4,5,6,7,8,2,1]=>[[[.,.],.],[.,[.,[.,[.,[.,.]]]]]]=>[[.,.],[.,[.,[.,[.,[.,[.,.]]]]]]]
[5,6,4,3,2,1,7,8]=>[4,3,5,6,7,8,2,1]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]=>[[[.,.],.],[.,[.,[.,[.,[.,.]]]]]]
[6,4,5,3,2,1,7,8]=>[3,5,4,6,7,8,2,1]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[4,5,6,3,2,1,7,8]=>[5,4,3,6,7,8,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[6,5,3,4,2,1,7,8]=>[3,4,6,5,7,8,2,1]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]=>[[.,.],[.,[.,[[.,.],[.,[.,.]]]]]]
[5,6,3,4,2,1,7,8]=>[4,3,6,5,7,8,2,1]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[6,4,3,5,2,1,7,8]=>[3,5,6,4,7,8,2,1]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[6,3,4,5,2,1,7,8]=>[3,6,5,4,7,8,2,1]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[3,4,5,6,2,1,7,8]=>[6,5,4,3,7,8,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[6,5,4,2,3,1,7,8]=>[3,4,5,7,6,8,2,1]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]=>[[.,.],[.,[.,[.,[[.,.],[.,.]]]]]]
[5,6,4,2,3,1,7,8]=>[4,3,5,7,6,8,2,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[6,4,5,2,3,1,7,8]=>[3,5,4,7,6,8,2,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[5,4,6,2,3,1,7,8]=>[4,5,3,7,6,8,2,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[6,5,3,2,4,1,7,8]=>[3,4,6,7,5,8,2,1]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]=>[[.,.],[.,[.,[[.,.],[.,[.,.]]]]]]
[6,5,2,3,4,1,7,8]=>[3,4,7,6,5,8,2,1]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]=>[[.,.],[.,[.,[[[.,.],.],[.,.]]]]]
[5,6,2,3,4,1,7,8]=>[4,3,7,6,5,8,2,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[6,4,3,2,5,1,7,8]=>[3,5,6,7,4,8,2,1]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,2,3,5,1,7,8]=>[3,5,7,6,4,8,2,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,2,3,4,5,1,7,8]=>[3,7,6,5,4,8,2,1]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[5,4,3,2,6,1,7,8]=>[4,5,6,7,3,8,2,1]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]=>[[[.,.],.],[.,[.,[.,[.,[.,.]]]]]]
[4,5,3,2,6,1,7,8]=>[5,4,6,7,3,8,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[3,4,5,2,6,1,7,8]=>[6,5,4,7,3,8,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[4,5,2,3,6,1,7,8]=>[5,4,7,6,3,8,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[5,2,3,4,6,1,7,8]=>[4,7,6,5,3,8,2,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[4,3,2,5,6,1,7,8]=>[5,6,7,4,3,8,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[3,4,2,5,6,1,7,8]=>[6,5,7,4,3,8,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[4,2,3,5,6,1,7,8]=>[5,7,6,4,3,8,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[3,2,4,5,6,1,7,8]=>[6,7,5,4,3,8,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[2,3,4,5,6,1,7,8]=>[7,6,5,4,3,8,2,1]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]
[6,5,4,3,1,2,7,8]=>[3,4,5,6,8,7,2,1]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]=>[[.,.],[.,[.,[.,[.,[[.,.],.]]]]]]
[5,6,4,3,1,2,7,8]=>[4,3,5,6,8,7,2,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[5,4,6,3,1,2,7,8]=>[4,5,3,6,8,7,2,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[4,5,6,3,1,2,7,8]=>[5,4,3,6,8,7,2,1]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]
[5,6,3,4,1,2,7,8]=>[4,3,6,5,8,7,2,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[6,3,4,5,1,2,7,8]=>[3,6,5,4,8,7,2,1]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[5,4,3,6,1,2,7,8]=>[4,5,6,3,8,7,2,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[4,3,5,6,1,2,7,8]=>[5,6,4,3,8,7,2,1]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]
[3,4,5,6,1,2,7,8]=>[6,5,4,3,8,7,2,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
[6,5,4,2,1,3,7,8]=>[3,4,5,7,8,6,2,1]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]=>[[.,.],[.,[.,[.,[[.,.],[.,.]]]]]]
[5,6,4,2,1,3,7,8]=>[4,3,5,7,8,6,2,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[6,4,5,2,1,3,7,8]=>[3,5,4,7,8,6,2,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[5,4,6,2,1,3,7,8]=>[4,5,3,7,8,6,2,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[4,5,6,2,1,3,7,8]=>[5,4,3,7,8,6,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[4,5,6,1,2,3,7,8]=>[5,4,3,8,7,6,2,1]=>[[[[[.,.],.],.],.],[[[.,.],.],.]]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]
[6,5,3,2,1,4,7,8]=>[3,4,6,7,8,5,2,1]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]=>[[.,.],[.,[.,[[.,.],[.,[.,.]]]]]]
[5,6,3,2,1,4,7,8]=>[4,3,6,7,8,5,2,1]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,6,1,2,3,4,7,8]=>[4,3,8,7,6,5,2,1]=>[[[[.,.],.],.],[[[[.,.],.],.],.]]=>[[[.,.],.],[.,[[[[.,.],.],.],.]]]
[6,4,3,2,1,5,7,8]=>[3,5,6,7,8,4,2,1]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[6,4,2,3,1,5,7,8]=>[3,5,7,6,8,4,2,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,2,3,4,1,5,7,8]=>[3,7,6,5,8,4,2,1]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[6,4,3,1,2,5,7,8]=>[3,5,6,8,7,4,2,1]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,2,1,3,5,7,8]=>[3,5,7,8,6,4,2,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,1,2,3,5,7,8]=>[3,5,8,7,6,4,2,1]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]
[6,2,3,1,4,5,7,8]=>[3,7,6,8,5,4,2,1]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[6,3,1,2,4,5,7,8]=>[3,6,8,7,5,4,2,1]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[6,2,1,3,4,5,7,8]=>[3,7,8,6,5,4,2,1]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[6,1,2,3,4,5,7,8]=>[3,8,7,6,5,4,2,1]=>[[[.,.],.],[[[[[.,.],.],.],.],.]]=>[[.,.],[.,[[[[[.,.],.],.],.],.]]]
[5,4,3,2,1,6,7,8]=>[4,5,6,7,8,3,2,1]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]=>[[[.,.],.],[.,[.,[.,[.,[.,.]]]]]]
[4,5,3,2,1,6,7,8]=>[5,4,6,7,8,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[5,3,4,2,1,6,7,8]=>[4,6,5,7,8,3,2,1]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[4,3,5,2,1,6,7,8]=>[5,6,4,7,8,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[3,4,5,2,1,6,7,8]=>[6,5,4,7,8,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[5,4,2,3,1,6,7,8]=>[4,5,7,6,8,3,2,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[4,5,2,3,1,6,7,8]=>[5,4,7,6,8,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[5,3,2,4,1,6,7,8]=>[4,6,7,5,8,3,2,1]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,2,3,4,1,6,7,8]=>[4,7,6,5,8,3,2,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[4,3,2,5,1,6,7,8]=>[5,6,7,4,8,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[3,4,2,5,1,6,7,8]=>[6,5,7,4,8,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[4,2,3,5,1,6,7,8]=>[5,7,6,4,8,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[3,2,4,5,1,6,7,8]=>[6,7,5,4,8,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[2,3,4,5,1,6,7,8]=>[7,6,5,4,8,3,2,1]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]
[5,4,3,1,2,6,7,8]=>[4,5,6,8,7,3,2,1]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]=>[[[.,.],.],[.,[.,[.,[[.,.],.]]]]]
[5,3,4,1,2,6,7,8]=>[4,6,5,8,7,3,2,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[4,3,5,1,2,6,7,8]=>[5,6,4,8,7,3,2,1]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]
[4,5,2,1,3,6,7,8]=>[5,4,7,8,6,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[5,4,1,2,3,6,7,8]=>[4,5,8,7,6,3,2,1]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]=>[[[.,.],.],[.,[.,[[[.,.],.],.]]]]
[5,2,3,1,4,6,7,8]=>[4,7,6,8,5,3,2,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[5,3,1,2,4,6,7,8]=>[4,6,8,7,5,3,2,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[5,2,1,3,4,6,7,8]=>[4,7,8,6,5,3,2,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[5,1,2,3,4,6,7,8]=>[4,8,7,6,5,3,2,1]=>[[[[.,.],.],.],[[[[.,.],.],.],.]]=>[[[.,.],.],[.,[[[[.,.],.],.],.]]]
[4,3,2,1,5,6,7,8]=>[5,6,7,8,4,3,2,1]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,.]]]]]
[3,4,2,1,5,6,7,8]=>[6,5,7,8,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[4,2,3,1,5,6,7,8]=>[5,7,6,8,4,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[3,2,4,1,5,6,7,8]=>[6,7,5,8,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[2,3,4,1,5,6,7,8]=>[7,6,5,8,4,3,2,1]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]
[4,3,1,2,5,6,7,8]=>[5,6,8,7,4,3,2,1]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]=>[[[[.,.],.],.],[.,[.,[[.,.],.]]]]
[3,4,1,2,5,6,7,8]=>[6,5,8,7,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
[4,2,1,3,5,6,7,8]=>[5,7,8,6,4,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[4,1,2,3,5,6,7,8]=>[5,8,7,6,4,3,2,1]=>[[[[[.,.],.],.],.],[[[.,.],.],.]]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]
[3,2,1,4,5,6,7,8]=>[6,7,8,5,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]=>[[[[[.,.],.],.],.],[.,[.,[.,.]]]]
[2,3,1,4,5,6,7,8]=>[7,6,8,5,4,3,2,1]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]
[3,1,2,4,5,6,7,8]=>[6,8,7,5,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
[2,1,3,4,5,6,7,8]=>[7,8,6,5,4,3,2,1]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]=>[[[[[[.,.],.],.],.],.],[.,[.,.]]]
[1,2,3,4,5,6,7,8]=>[8,7,6,5,4,3,2,1]=>[[[[[[[[.,.],.],.],.],.],.],.],.]=>[[[[[[[.,.],.],.],.],.],.],[.,.]]
[6,8,7,5,4,3,2,1]=>[3,1,2,4,5,6,7,8]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[5,8,7,6,4,3,2,1]=>[4,1,2,3,5,6,7,8]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,7,8,6,4,3,2,1]=>[4,2,1,3,5,6,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[6,5,8,7,4,3,2,1]=>[3,4,1,2,5,6,7,8]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[5,6,8,7,4,3,2,1]=>[4,3,1,2,5,6,7,8]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[5,7,6,8,4,3,2,1]=>[4,2,3,1,5,6,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,8,7,6,5,3,2,1]=>[5,1,2,3,4,6,7,8]=>[[.,[.,[.,[.,.]]]],[.,[.,[.,.]]]]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,7,8,6,5,3,2,1]=>[5,2,1,3,4,6,7,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,8,7,5,3,2,1]=>[5,3,1,2,4,6,7,8]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[4,7,6,8,5,3,2,1]=>[5,2,3,1,4,6,7,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,8,5,3,2,1]=>[5,3,2,1,4,6,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[5,4,8,7,6,3,2,1]=>[4,5,1,2,3,6,7,8]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,4,7,8,6,3,2,1]=>[4,5,2,1,3,6,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,8,7,6,3,2,1]=>[5,4,1,2,3,6,7,8]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]
[4,5,7,8,6,3,2,1]=>[5,4,2,1,3,6,7,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[6,5,4,8,7,3,2,1]=>[3,4,5,1,2,6,7,8]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[5,6,4,8,7,3,2,1]=>[4,3,5,1,2,6,7,8]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[4,5,6,8,7,3,2,1]=>[5,4,3,1,2,6,7,8]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[5,7,6,4,8,3,2,1]=>[4,2,3,5,1,6,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,7,6,5,8,3,2,1]=>[5,2,3,4,1,6,7,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,8,3,2,1]=>[5,3,2,4,1,6,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[5,4,7,6,8,3,2,1]=>[4,5,2,3,1,6,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,7,6,8,3,2,1]=>[5,4,2,3,1,6,7,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,6,5,7,8,3,2,1]=>[5,3,4,2,1,6,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,8,7,6,5,4,2,1]=>[6,1,2,3,4,5,7,8]=>[[.,[.,[.,[.,[.,.]]]]],[.,[.,.]]]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[3,6,8,7,5,4,2,1]=>[6,3,1,2,4,5,7,8]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[3,7,6,8,5,4,2,1]=>[6,2,3,1,4,5,7,8]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,5,8,7,6,4,2,1]=>[6,4,1,2,3,5,7,8]=>[[[.,[.,[.,.]]],[.,.]],[.,[.,.]]]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]
[3,5,7,8,6,4,2,1]=>[6,4,2,1,3,5,7,8]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,5,6,8,7,4,2,1]=>[6,4,3,1,2,5,7,8]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[3,6,5,7,8,4,2,1]=>[6,3,4,2,1,5,7,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,5,6,7,8,4,2,1]=>[6,4,3,2,1,5,7,8]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[4,3,7,8,6,5,2,1]=>[5,6,2,1,3,4,7,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,6,7,8,5,2,1]=>[5,6,3,2,1,4,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,4,6,7,8,5,2,1]=>[6,5,3,2,1,4,7,8]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[5,4,3,8,7,6,2,1]=>[4,5,6,1,2,3,7,8]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,4,3,7,8,6,2,1]=>[4,5,6,2,1,3,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,3,7,8,6,2,1]=>[5,4,6,2,1,3,7,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,5,4,7,8,6,2,1]=>[6,4,5,2,1,3,7,8]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[4,3,5,7,8,6,2,1]=>[5,6,4,2,1,3,7,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,4,5,8,7,6,2,1]=>[6,5,4,1,2,3,7,8]=>[[[[.,[.,[.,.]]],.],.],[.,[.,.]]]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]
[3,4,5,7,8,6,2,1]=>[6,5,4,2,1,3,7,8]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
[6,5,4,3,8,7,2,1]=>[3,4,5,6,1,2,7,8]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[5,6,4,3,8,7,2,1]=>[4,3,5,6,1,2,7,8]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[4,5,6,3,8,7,2,1]=>[5,4,3,6,1,2,7,8]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[3,5,6,4,8,7,2,1]=>[6,4,3,5,1,2,7,8]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[4,3,6,5,8,7,2,1]=>[5,6,3,4,1,2,7,8]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[4,5,3,6,8,7,2,1]=>[5,4,6,3,1,2,7,8]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[3,5,4,6,8,7,2,1]=>[6,4,5,3,1,2,7,8]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[4,3,5,6,8,7,2,1]=>[5,6,4,3,1,2,7,8]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[3,4,5,6,8,7,2,1]=>[6,5,4,3,1,2,7,8]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]
[5,7,6,4,3,8,2,1]=>[4,2,3,5,6,1,7,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,7,6,5,3,8,2,1]=>[5,2,3,4,6,1,7,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,3,8,2,1]=>[5,3,2,4,6,1,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,7,6,5,4,8,2,1]=>[6,2,3,4,5,1,7,8]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,5,6,7,4,8,2,1]=>[6,4,3,2,5,1,7,8]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[4,3,7,6,5,8,2,1]=>[5,6,2,3,4,1,7,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,6,7,5,8,2,1]=>[5,6,3,2,4,1,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,4,7,6,5,8,2,1]=>[6,5,2,3,4,1,7,8]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[4,5,3,7,6,8,2,1]=>[5,4,6,2,3,1,7,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,6,5,4,7,8,2,1]=>[6,3,4,5,2,1,7,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[4,3,6,5,7,8,2,1]=>[5,6,3,4,2,1,7,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,4,6,5,7,8,2,1]=>[6,5,3,4,2,1,7,8]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[2,8,7,6,5,4,3,1]=>[7,1,2,3,4,5,6,8]=>[[.,[.,[.,[.,[.,[.,.]]]]]],[.,.]]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]
[2,7,8,6,5,4,3,1]=>[7,2,1,3,4,5,6,8]=>[[[.,.],[.,[.,[.,[.,.]]]]],[.,.]]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]
[2,6,8,7,5,4,3,1]=>[7,3,1,2,4,5,6,8]=>[[[.,[.,.]],[.,[.,[.,.]]]],[.,.]]=>[[.,[.,.]],[[.,[.,[.,.]]],[.,.]]]
[2,7,6,8,5,4,3,1]=>[7,2,3,1,4,5,6,8]=>[[[.,.],[.,[.,[.,[.,.]]]]],[.,.]]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]
[2,6,7,8,5,4,3,1]=>[7,3,2,1,4,5,6,8]=>[[[[.,.],.],[.,[.,[.,.]]]],[.,.]]=>[[[.,.],.],[[.,[.,[.,.]]],[.,.]]]
[2,5,8,7,6,4,3,1]=>[7,4,1,2,3,5,6,8]=>[[[.,[.,[.,.]]],[.,[.,.]]],[.,.]]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]
[2,6,5,8,7,4,3,1]=>[7,3,4,1,2,5,6,8]=>[[[.,[.,.]],[.,[.,[.,.]]]],[.,.]]=>[[.,[.,.]],[[.,[.,[.,.]]],[.,.]]]
[2,5,6,8,7,4,3,1]=>[7,4,3,1,2,5,6,8]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]
[2,7,6,5,8,4,3,1]=>[7,2,3,4,1,5,6,8]=>[[[.,.],[.,[.,[.,[.,.]]]]],[.,.]]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]
[2,5,6,7,8,4,3,1]=>[7,4,3,2,1,5,6,8]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,4,8,7,6,5,3,1]=>[7,5,1,2,3,4,6,8]=>[[[.,[.,[.,[.,.]]]],[.,.]],[.,.]]=>[[.,[.,[.,[.,.]]]],[[.,.],[.,.]]]
[2,4,6,8,7,5,3,1]=>[7,5,3,1,2,4,6,8]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,7,6,8,5,3,1]=>[7,5,2,3,1,4,6,8]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[2,4,6,7,8,5,3,1]=>[7,5,3,2,1,4,6,8]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,5,4,8,7,6,3,1]=>[7,4,5,1,2,3,6,8]=>[[[.,[.,[.,.]]],[.,[.,.]]],[.,.]]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]
[2,5,4,7,8,6,3,1]=>[7,4,5,2,1,3,6,8]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,4,5,6,8,7,3,1]=>[7,5,4,3,1,2,6,8]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,7,6,5,4,8,3,1]=>[7,2,3,4,5,1,6,8]=>[[[.,.],[.,[.,[.,[.,.]]]]],[.,.]]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]
[2,5,7,6,4,8,3,1]=>[7,4,2,3,5,1,6,8]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,4,7,6,5,8,3,1]=>[7,5,2,3,4,1,6,8]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[2,4,6,7,5,8,3,1]=>[7,5,3,2,4,1,6,8]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,4,5,7,6,8,3,1]=>[7,5,4,2,3,1,6,8]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,6,5,4,7,8,3,1]=>[7,3,4,5,2,1,6,8]=>[[[[.,.],.],[.,[.,[.,.]]]],[.,.]]=>[[[.,.],.],[[.,[.,[.,.]]],[.,.]]]
[2,5,6,4,7,8,3,1]=>[7,4,3,5,2,1,6,8]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,5,4,6,7,8,3,1]=>[7,4,5,3,2,1,6,8]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,4,5,6,7,8,3,1]=>[7,5,4,3,2,1,6,8]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[3,2,8,7,6,5,4,1]=>[6,7,1,2,3,4,5,8]=>[[.,[.,[.,[.,[.,.]]]]],[.,[.,.]]]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]
[3,2,6,8,7,5,4,1]=>[6,7,3,1,2,4,5,8]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[3,2,7,6,8,5,4,1]=>[6,7,2,3,1,4,5,8]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,6,7,8,5,4,1]=>[6,7,3,2,1,4,5,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,2,6,5,8,7,4,1]=>[6,7,3,4,1,2,5,8]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[3,2,7,6,5,8,4,1]=>[6,7,2,3,4,1,5,8]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,6,7,5,8,4,1]=>[6,7,3,2,4,1,5,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,2,5,7,6,8,4,1]=>[6,7,4,2,3,1,5,8]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,2,6,5,7,8,4,1]=>[6,7,3,4,2,1,5,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,2,5,6,7,8,4,1]=>[6,7,4,3,2,1,5,8]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[2,3,8,7,6,5,4,1]=>[7,6,1,2,3,4,5,8]=>[[[.,[.,[.,[.,[.,.]]]]],.],[.,.]]=>[[.,[.,[.,[.,[.,.]]]]],[.,[.,.]]]
[2,3,7,6,8,5,4,1]=>[7,6,2,3,1,4,5,8]=>[[[[.,.],[.,[.,[.,.]]]],.],[.,.]]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,6,7,8,5,4,1]=>[7,6,3,2,1,4,5,8]=>[[[[[.,.],.],[.,[.,.]]],.],[.,.]]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]
[2,3,5,7,8,6,4,1]=>[7,6,4,2,1,3,5,8]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,6,8,7,4,1]=>[7,6,4,3,1,2,5,8]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,7,6,5,8,4,1]=>[7,6,2,3,4,1,5,8]=>[[[[.,.],[.,[.,[.,.]]]],.],[.,.]]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,6,7,5,8,4,1]=>[7,6,3,2,4,1,5,8]=>[[[[[.,.],.],[.,[.,.]]],.],[.,.]]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]
[2,3,5,7,6,8,4,1]=>[7,6,4,2,3,1,5,8]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,6,5,7,8,4,1]=>[7,6,3,4,2,1,5,8]=>[[[[[.,.],.],[.,[.,.]]],.],[.,.]]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]
[2,3,5,6,7,8,4,1]=>[7,6,4,3,2,1,5,8]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[4,3,2,8,7,6,5,1]=>[5,6,7,1,2,3,4,8]=>[[.,[.,[.,[.,.]]]],[.,[.,[.,.]]]]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]
[4,3,2,7,8,6,5,1]=>[5,6,7,2,1,3,4,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,6,8,7,5,1]=>[5,6,7,3,1,2,4,8]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,7,6,8,5,1]=>[5,6,7,2,3,1,4,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[3,4,2,8,7,6,5,1]=>[6,5,7,1,2,3,4,8]=>[[[.,[.,[.,[.,.]]]],.],[.,[.,.]]]=>[[.,[.,[.,[.,.]]]],[.,[.,[.,.]]]]
[3,4,2,7,6,8,5,1]=>[6,5,7,2,3,1,4,8]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[2,4,3,8,7,6,5,1]=>[7,5,6,1,2,3,4,8]=>[[[.,[.,[.,[.,.]]]],[.,.]],[.,.]]=>[[.,[.,[.,[.,.]]]],[[.,.],[.,.]]]
[2,4,3,7,8,6,5,1]=>[7,5,6,2,1,3,4,8]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[2,4,3,7,6,8,5,1]=>[7,5,6,2,3,1,4,8]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[3,2,4,8,7,6,5,1]=>[6,7,5,1,2,3,4,8]=>[[[.,[.,[.,[.,.]]]],.],[.,[.,.]]]=>[[.,[.,[.,[.,.]]]],[.,[.,[.,.]]]]
[3,2,4,7,8,6,5,1]=>[6,7,5,2,1,3,4,8]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[3,2,4,7,6,8,5,1]=>[6,7,5,2,3,1,4,8]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[2,3,4,8,7,6,5,1]=>[7,6,5,1,2,3,4,8]=>[[[[.,[.,[.,[.,.]]]],.],.],[.,.]]=>[[[.,[.,[.,[.,.]]]],.],[.,[.,.]]]
[2,3,4,7,8,6,5,1]=>[7,6,5,2,1,3,4,8]=>[[[[[.,.],[.,[.,.]]],.],.],[.,.]]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,7,6,8,5,1]=>[7,6,5,2,3,1,4,8]=>[[[[[.,.],[.,[.,.]]],.],.],[.,.]]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,6,7,8,5,1]=>[7,6,5,3,2,1,4,8]=>[[[[[[.,.],.],[.,.]],.],.],[.,.]]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]
[5,4,3,2,8,7,6,1]=>[4,5,6,7,1,2,3,8]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]
[5,4,3,2,7,8,6,1]=>[4,5,6,7,2,1,3,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,3,2,8,7,6,1]=>[5,4,6,7,1,2,3,8]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]
[4,5,3,2,7,8,6,1]=>[5,4,6,7,2,1,3,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,2,8,7,6,1]=>[5,6,4,7,1,2,3,8]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]
[2,5,4,3,8,7,6,1]=>[7,4,5,6,1,2,3,8]=>[[[.,[.,[.,.]]],[.,[.,.]]],[.,.]]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]
[2,4,5,3,7,8,6,1]=>[7,5,4,6,2,1,3,8]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,3,5,4,7,8,6,1]=>[7,6,4,5,2,1,3,8]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[4,3,2,5,8,7,6,1]=>[5,6,7,4,1,2,3,8]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]
[3,4,2,5,7,8,6,1]=>[6,5,7,4,2,1,3,8]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
[2,3,4,5,8,7,6,1]=>[7,6,5,4,1,2,3,8]=>[[[[[.,[.,[.,.]]],.],.],.],[.,.]]=>[[[[.,[.,[.,.]]],.],.],[.,[.,.]]]
[2,3,4,5,7,8,6,1]=>[7,6,5,4,2,1,3,8]=>[[[[[[.,.],[.,.]],.],.],.],[.,.]]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]
[6,5,4,3,2,8,7,1]=>[3,4,5,6,7,1,2,8]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[3,6,5,4,2,8,7,1]=>[6,3,4,5,7,1,2,8]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[4,3,6,5,2,8,7,1]=>[5,6,3,4,7,1,2,8]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[3,5,4,6,2,8,7,1]=>[6,4,5,3,7,1,2,8]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[3,4,5,6,2,8,7,1]=>[6,5,4,3,7,1,2,8]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]
[3,2,6,5,4,8,7,1]=>[6,7,3,4,5,1,2,8]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[3,4,2,6,5,8,7,1]=>[6,5,7,3,4,1,2,8]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]
[2,3,4,6,5,8,7,1]=>[7,6,5,3,4,1,2,8]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[5,4,3,2,6,8,7,1]=>[4,5,6,7,3,1,2,8]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[4,5,3,2,6,8,7,1]=>[5,4,6,7,3,1,2,8]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[2,3,5,4,6,8,7,1]=>[7,6,4,5,3,1,2,8]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,4,3,5,6,8,7,1]=>[7,5,6,4,3,1,2,8]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[3,2,4,5,6,8,7,1]=>[6,7,5,4,3,1,2,8]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]
[2,3,4,5,6,8,7,1]=>[7,6,5,4,3,1,2,8]=>[[[[[[.,[.,.]],.],.],.],.],[.,.]]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]
[5,7,6,4,3,2,8,1]=>[4,2,3,5,6,7,1,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,7,6,5,3,2,8,1]=>[5,2,3,4,6,7,1,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[5,4,7,6,3,2,8,1]=>[4,5,2,3,6,7,1,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,7,6,3,2,8,1]=>[5,4,2,3,6,7,1,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,7,6,5,4,2,8,1]=>[6,2,3,4,5,7,1,8]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,6,7,5,4,2,8,1]=>[6,3,2,4,5,7,1,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,5,7,6,4,2,8,1]=>[6,4,2,3,5,7,1,8]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,4,6,7,5,2,8,1]=>[6,5,3,2,4,7,1,8]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[4,5,3,7,6,2,8,1]=>[5,4,6,2,3,7,1,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,6,5,3,7,2,8,1]=>[5,3,4,6,2,7,1,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,6,5,4,7,2,8,1]=>[6,3,4,5,2,7,1,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[4,3,6,5,7,2,8,1]=>[5,6,3,4,2,7,1,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[2,7,6,5,4,3,8,1]=>[7,2,3,4,5,6,1,8]=>[[[.,.],[.,[.,[.,[.,.]]]]],[.,.]]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]
[2,5,7,6,4,3,8,1]=>[7,4,2,3,5,6,1,8]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,4,6,7,5,3,8,1]=>[7,5,3,2,4,6,1,8]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,5,4,7,6,3,8,1]=>[7,4,5,2,3,6,1,8]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,5,6,4,7,3,8,1]=>[7,4,3,5,2,6,1,8]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,4,6,5,7,3,8,1]=>[7,5,3,4,2,6,1,8]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,5,4,6,7,3,8,1]=>[7,4,5,3,2,6,1,8]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,4,5,6,7,3,8,1]=>[7,5,4,3,2,6,1,8]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[3,2,7,6,5,4,8,1]=>[6,7,2,3,4,5,1,8]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,6,7,5,4,8,1]=>[6,7,3,2,4,5,1,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,2,5,7,6,4,8,1]=>[6,7,4,2,3,5,1,8]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,2,6,5,7,4,8,1]=>[6,7,3,4,2,5,1,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,2,5,6,7,4,8,1]=>[6,7,4,3,2,5,1,8]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[2,3,7,6,5,4,8,1]=>[7,6,2,3,4,5,1,8]=>[[[[.,.],[.,[.,[.,.]]]],.],[.,.]]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,6,7,5,4,8,1]=>[7,6,3,2,4,5,1,8]=>[[[[[.,.],.],[.,[.,.]]],.],[.,.]]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]
[2,3,5,7,6,4,8,1]=>[7,6,4,2,3,5,1,8]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,6,7,4,8,1]=>[7,6,4,3,2,5,1,8]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[4,3,2,7,6,5,8,1]=>[5,6,7,2,3,4,1,8]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,3,2,6,7,5,8,1]=>[5,6,7,3,2,4,1,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,4,2,6,7,5,8,1]=>[6,5,7,3,2,4,1,8]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[2,4,3,7,6,5,8,1]=>[7,5,6,2,3,4,1,8]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[3,2,4,7,6,5,8,1]=>[6,7,5,2,3,4,1,8]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[2,3,4,7,6,5,8,1]=>[7,6,5,2,3,4,1,8]=>[[[[[.,.],[.,[.,.]]],.],.],[.,.]]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,6,7,5,8,1]=>[7,6,5,3,2,4,1,8]=>[[[[[[.,.],.],[.,.]],.],.],[.,.]]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]
[5,4,3,2,7,6,8,1]=>[4,5,6,7,2,3,1,8]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,3,2,7,6,8,1]=>[5,4,6,7,2,3,1,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,2,7,6,8,1]=>[5,6,4,7,2,3,1,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,4,5,2,7,6,8,1]=>[6,5,4,7,2,3,1,8]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
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[4,3,5,2,1,8,7,6]=>[5,6,4,7,8,1,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]
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[2,4,5,3,1,8,7,6]=>[7,5,4,6,8,1,2,3]=>[[[[.,[.,[.,.]]],.],[.,.]],[.,.]]=>[[[.,[.,[.,.]]],.],[[.,.],[.,.]]]
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[3,2,5,4,1,8,7,6]=>[6,7,4,5,8,1,2,3]=>[[[.,[.,[.,.]]],[.,.]],[.,[.,.]]]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]
[2,3,5,4,1,8,7,6]=>[7,6,4,5,8,1,2,3]=>[[[[.,[.,[.,.]]],[.,.]],.],[.,.]]=>[[[.,[.,[.,.]]],[.,.]],[.,[.,.]]]
[2,3,5,4,1,7,8,6]=>[7,6,4,5,8,2,1,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[4,3,2,5,1,8,7,6]=>[5,6,7,4,8,1,2,3]=>[[[.,[.,[.,.]]],.],[.,[.,[.,.]]]]=>[[.,[.,[.,.]]],[.,[.,[.,[.,.]]]]]
[4,3,2,5,1,7,8,6]=>[5,6,7,4,8,2,1,3]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
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[4,3,2,1,5,7,8,6]=>[5,6,7,8,4,2,1,3]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
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[6,5,4,3,2,1,8,7]=>[3,4,5,6,7,8,1,2]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,.]]]]]]]
[5,6,4,3,2,1,8,7]=>[4,3,5,6,7,8,1,2]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[4,6,5,3,2,1,8,7]=>[5,3,4,6,7,8,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[5,4,6,3,2,1,8,7]=>[4,5,3,6,7,8,1,2]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[4,5,6,3,2,1,8,7]=>[5,4,3,6,7,8,1,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[3,6,5,4,2,1,8,7]=>[6,3,4,5,7,8,1,2]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[3,5,6,4,2,1,8,7]=>[6,4,3,5,7,8,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[4,3,6,5,2,1,8,7]=>[5,6,3,4,7,8,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[5,4,3,6,2,1,8,7]=>[4,5,6,3,7,8,1,2]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[4,5,3,6,2,1,8,7]=>[5,4,6,3,7,8,1,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[4,3,5,6,2,1,8,7]=>[5,6,4,3,7,8,1,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[3,4,5,6,2,1,8,7]=>[6,5,4,3,7,8,1,2]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]
[2,6,5,4,3,1,8,7]=>[7,3,4,5,6,8,1,2]=>[[[.,[.,.]],[.,[.,[.,.]]]],[.,.]]=>[[.,[.,.]],[[.,[.,[.,.]]],[.,.]]]
[2,4,6,5,3,1,8,7]=>[7,5,3,4,6,8,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,5,4,6,3,1,8,7]=>[7,4,5,3,6,8,1,2]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]
[2,4,5,6,3,1,8,7]=>[7,5,4,3,6,8,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,3,6,5,4,1,8,7]=>[7,6,3,4,5,8,1,2]=>[[[[.,[.,.]],[.,[.,.]]],.],[.,.]]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]
[2,3,5,6,4,1,8,7]=>[7,6,4,3,5,8,1,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,4,6,5,1,8,7]=>[7,6,5,3,4,8,1,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[5,4,3,2,6,1,8,7]=>[4,5,6,7,3,8,1,2]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
[3,5,4,2,6,1,8,7]=>[6,4,5,7,3,8,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[4,3,5,2,6,1,8,7]=>[5,6,4,7,3,8,1,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[3,4,5,2,6,1,8,7]=>[6,5,4,7,3,8,1,2]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]
[2,4,5,3,6,1,8,7]=>[7,5,4,6,3,8,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[3,2,5,4,6,1,8,7]=>[6,7,4,5,3,8,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[4,3,2,5,6,1,8,7]=>[5,6,7,4,3,8,1,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[2,4,3,5,6,1,8,7]=>[7,5,6,4,3,8,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,3,4,5,6,1,8,7]=>[7,6,5,4,3,8,1,2]=>[[[[[[.,[.,.]],.],.],.],.],[.,.]]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]
[1,6,5,4,3,2,8,7]=>[8,3,4,5,6,7,1,2]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]=>[[.,[.,.]],[[.,[.,[.,[.,.]]]],.]]
[1,5,6,4,3,2,8,7]=>[8,4,3,5,6,7,1,2]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]=>[[[.,[.,.]],.],[[.,[.,[.,.]]],.]]
[1,4,6,5,3,2,8,7]=>[8,5,3,4,6,7,1,2]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[[[.,[.,.]],[.,.]],[[.,[.,.]],.]]
[1,4,5,6,3,2,8,7]=>[8,5,4,3,6,7,1,2]=>[[[[[.,[.,.]],.],.],[.,[.,.]]],.]=>[[[[.,[.,.]],.],.],[[.,[.,.]],.]]
[1,4,5,3,6,2,8,7]=>[8,5,4,6,3,7,1,2]=>[[[[[.,[.,.]],.],.],[.,[.,.]]],.]=>[[[[.,[.,.]],.],.],[[.,[.,.]],.]]
[1,3,4,5,6,2,8,7]=>[8,6,5,4,3,7,1,2]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]
[2,1,6,5,4,3,8,7]=>[7,8,3,4,5,6,1,2]=>[[[.,[.,.]],[.,[.,[.,.]]]],[.,.]]=>[[.,[.,.]],[[.,[.,[.,.]]],[.,.]]]
[2,1,5,6,4,3,8,7]=>[7,8,4,3,5,6,1,2]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]
[2,1,4,6,5,3,8,7]=>[7,8,5,3,4,6,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,1,5,4,6,3,8,7]=>[7,8,4,5,3,6,1,2]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]
[2,1,4,5,6,3,8,7]=>[7,8,5,4,3,6,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[1,2,6,5,4,3,8,7]=>[8,7,3,4,5,6,1,2]=>[[[[.,[.,.]],[.,[.,[.,.]]]],.],.]=>[[[.,[.,.]],[.,[.,[.,.]]]],[.,.]]
[1,2,5,6,4,3,8,7]=>[8,7,4,3,5,6,1,2]=>[[[[[.,[.,.]],.],[.,[.,.]]],.],.]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]
[1,2,5,4,6,3,8,7]=>[8,7,4,5,3,6,1,2]=>[[[[[.,[.,.]],.],[.,[.,.]]],.],.]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]
[3,2,1,5,6,4,8,7]=>[6,7,8,4,3,5,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[1,3,2,6,5,4,8,7]=>[8,6,7,3,4,5,1,2]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]=>[[[.,[.,.]],[.,[.,.]]],[[.,.],.]]
[2,1,3,6,5,4,8,7]=>[7,8,6,3,4,5,1,2]=>[[[[.,[.,.]],[.,[.,.]]],.],[.,.]]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]
[1,2,3,6,5,4,8,7]=>[8,7,6,3,4,5,1,2]=>[[[[[.,[.,.]],[.,[.,.]]],.],.],.]=>[[[[.,[.,.]],[.,[.,.]]],.],[.,.]]
[4,3,2,1,6,5,8,7]=>[5,6,7,8,3,4,1,2]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[3,4,2,1,6,5,8,7]=>[6,5,7,8,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]
[2,4,3,1,6,5,8,7]=>[7,5,6,8,3,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[3,2,4,1,6,5,8,7]=>[6,7,5,8,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]
[2,3,4,1,6,5,8,7]=>[7,6,5,8,3,4,1,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[1,4,3,2,6,5,8,7]=>[8,5,6,7,3,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]=>[[[.,[.,.]],[.,.]],[[.,[.,.]],.]]
[1,3,4,2,6,5,8,7]=>[8,6,5,7,3,4,1,2]=>[[[[[.,[.,.]],[.,.]],.],[.,.]],.]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]
[2,1,4,3,6,5,8,7]=>[7,8,5,6,3,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[1,2,4,3,6,5,8,7]=>[8,7,5,6,3,4,1,2]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]
[3,2,1,4,6,5,8,7]=>[6,7,8,5,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]
[2,3,1,4,6,5,8,7]=>[7,6,8,5,3,4,1,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[2,1,3,4,6,5,8,7]=>[7,8,6,5,3,4,1,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[1,2,3,4,6,5,8,7]=>[8,7,6,5,3,4,1,2]=>[[[[[[.,[.,.]],[.,.]],.],.],.],.]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]
[5,4,3,2,1,6,8,7]=>[4,5,6,7,8,3,1,2]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]=>[[.,[.,.]],[.,[.,[.,[.,[.,.]]]]]]
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[4,3,5,2,1,6,8,7]=>[5,6,4,7,8,3,1,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
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[3,2,5,4,1,6,8,7]=>[6,7,4,5,8,3,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[2,3,5,4,1,6,8,7]=>[7,6,4,5,8,3,1,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
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[1,4,5,3,2,6,8,7]=>[8,5,4,6,7,3,1,2]=>[[[[[.,[.,.]],.],.],[.,[.,.]]],.]=>[[[[.,[.,.]],.],.],[[.,[.,.]],.]]
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[2,1,5,4,3,6,8,7]=>[7,8,4,5,6,3,1,2]=>[[[[.,[.,.]],.],[.,[.,.]]],[.,.]]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]
[1,2,4,5,3,6,8,7]=>[8,7,5,4,6,3,1,2]=>[[[[[[.,[.,.]],.],.],[.,.]],.],.]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]
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[1,2,3,5,4,6,8,7]=>[8,7,6,4,5,3,1,2]=>[[[[[[.,[.,.]],.],[.,.]],.],.],.]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]
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[1,3,2,4,5,6,8,7]=>[8,6,7,5,4,3,1,2]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]
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[1,2,3,4,5,6,8,7]=>[8,7,6,5,4,3,1,2]=>[[[[[[[.,[.,.]],.],.],.],.],.],.]=>[[[[[[.,[.,.]],.],.],.],.],[.,.]]
[5,7,6,4,3,2,1,8]=>[4,2,3,5,6,7,8,1]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,7,6,5,3,2,1,8]=>[5,2,3,4,6,7,8,1]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[4,6,7,5,3,2,1,8]=>[5,3,2,4,6,7,8,1]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[5,4,7,6,3,2,1,8]=>[4,5,2,3,6,7,8,1]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,7,6,3,2,1,8]=>[5,4,2,3,6,7,8,1]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,6,5,7,3,2,1,8]=>[5,3,4,2,6,7,8,1]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,7,6,5,4,2,1,8]=>[6,2,3,4,5,7,8,1]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,4,7,6,5,2,1,8]=>[6,5,2,3,4,7,8,1]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[3,4,6,7,5,2,1,8]=>[6,5,3,2,4,7,8,1]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[5,4,3,7,6,2,1,8]=>[4,5,6,2,3,7,8,1]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[3,5,4,7,6,2,1,8]=>[6,4,5,2,3,7,8,1]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,4,5,7,6,2,1,8]=>[6,5,4,2,3,7,8,1]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
[3,6,5,4,7,2,1,8]=>[6,3,4,5,2,7,8,1]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,4,6,5,7,2,1,8]=>[6,5,3,4,2,7,8,1]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[2,7,6,5,4,3,1,8]=>[7,2,3,4,5,6,8,1]=>[[[.,.],[.,[.,[.,[.,.]]]]],[.,.]]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]
[2,6,7,5,4,3,1,8]=>[7,3,2,4,5,6,8,1]=>[[[[.,.],.],[.,[.,[.,.]]]],[.,.]]=>[[[.,.],.],[[.,[.,[.,.]]],[.,.]]]
[2,4,7,6,5,3,1,8]=>[7,5,2,3,4,6,8,1]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[2,4,6,7,5,3,1,8]=>[7,5,3,2,4,6,8,1]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,5,4,7,6,3,1,8]=>[7,4,5,2,3,6,8,1]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,4,5,7,6,3,1,8]=>[7,5,4,2,3,6,8,1]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,5,6,4,7,3,1,8]=>[7,4,3,5,2,6,8,1]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,4,5,6,7,3,1,8]=>[7,5,4,3,2,6,8,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[3,2,7,6,5,4,1,8]=>[6,7,2,3,4,5,8,1]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]
[3,2,6,7,5,4,1,8]=>[6,7,3,2,4,5,8,1]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,2,5,6,7,4,1,8]=>[6,7,4,3,2,5,8,1]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[2,3,7,6,5,4,1,8]=>[7,6,2,3,4,5,8,1]=>[[[[.,.],[.,[.,[.,.]]]],.],[.,.]]=>[[[.,.],[.,[.,[.,.]]]],[.,[.,.]]]
[2,3,6,7,5,4,1,8]=>[7,6,3,2,4,5,8,1]=>[[[[[.,.],.],[.,[.,.]]],.],[.,.]]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]
[2,3,5,7,6,4,1,8]=>[7,6,4,2,3,5,8,1]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[4,3,2,7,6,5,1,8]=>[5,6,7,2,3,4,8,1]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]
[3,4,2,6,7,5,1,8]=>[6,5,7,3,2,4,8,1]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[2,4,3,7,6,5,1,8]=>[7,5,6,2,3,4,8,1]=>[[[[.,.],[.,[.,.]]],[.,.]],[.,.]]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]
[3,2,4,6,7,5,1,8]=>[6,7,5,3,2,4,8,1]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[2,3,4,7,6,5,1,8]=>[7,6,5,2,3,4,8,1]=>[[[[[.,.],[.,[.,.]]],.],.],[.,.]]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]
[2,3,4,6,7,5,1,8]=>[7,6,5,3,2,4,8,1]=>[[[[[[.,.],.],[.,.]],.],.],[.,.]]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]
[5,4,3,2,7,6,1,8]=>[4,5,6,7,2,3,8,1]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]
[4,5,3,2,7,6,1,8]=>[5,4,6,7,2,3,8,1]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,3,5,2,7,6,1,8]=>[5,6,4,7,2,3,8,1]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,4,5,2,7,6,1,8]=>[6,5,4,7,2,3,8,1]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
[2,5,4,3,7,6,1,8]=>[7,4,5,6,2,3,8,1]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,4,5,3,7,6,1,8]=>[7,5,4,6,2,3,8,1]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[3,2,5,4,7,6,1,8]=>[6,7,4,5,2,3,8,1]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[2,3,5,4,7,6,1,8]=>[7,6,4,5,2,3,8,1]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[4,3,2,5,7,6,1,8]=>[5,6,7,4,2,3,8,1]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[3,4,2,5,7,6,1,8]=>[6,5,7,4,2,3,8,1]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
[2,4,3,5,7,6,1,8]=>[7,5,6,4,2,3,8,1]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[3,2,4,5,7,6,1,8]=>[6,7,5,4,2,3,8,1]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]
[2,3,4,5,7,6,1,8]=>[7,6,5,4,2,3,8,1]=>[[[[[[.,.],[.,.]],.],.],.],[.,.]]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]
[3,6,5,4,2,7,1,8]=>[6,3,4,5,7,2,8,1]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,5,6,4,2,7,1,8]=>[6,4,3,5,7,2,8,1]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[4,3,6,5,2,7,1,8]=>[5,6,3,4,7,2,8,1]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[3,4,6,5,2,7,1,8]=>[6,5,3,4,7,2,8,1]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[3,5,4,6,2,7,1,8]=>[6,4,5,3,7,2,8,1]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[2,6,5,4,3,7,1,8]=>[7,3,4,5,6,2,8,1]=>[[[[.,.],.],[.,[.,[.,.]]]],[.,.]]=>[[[.,.],.],[[.,[.,[.,.]]],[.,.]]]
[2,4,6,5,3,7,1,8]=>[7,5,3,4,6,2,8,1]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,5,4,6,3,7,1,8]=>[7,4,5,3,6,2,8,1]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[2,4,5,6,3,7,1,8]=>[7,5,4,3,6,2,8,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,3,6,5,4,7,1,8]=>[7,6,3,4,5,2,8,1]=>[[[[[.,.],.],[.,[.,.]]],.],[.,.]]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]
[2,3,5,6,4,7,1,8]=>[7,6,4,3,5,2,8,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[3,4,2,6,5,7,1,8]=>[6,5,7,3,4,2,8,1]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]
[2,4,3,6,5,7,1,8]=>[7,5,6,3,4,2,8,1]=>[[[[[.,.],.],[.,.]],[.,.]],[.,.]]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]
[2,3,4,6,5,7,1,8]=>[7,6,5,3,4,2,8,1]=>[[[[[[.,.],.],[.,.]],.],.],[.,.]]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]
[3,5,4,2,6,7,1,8]=>[6,4,5,7,3,2,8,1]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[2,5,4,3,6,7,1,8]=>[7,4,5,6,3,2,8,1]=>[[[[[.,.],.],.],[.,[.,.]]],[.,.]]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]
[3,2,5,4,6,7,1,8]=>[6,7,4,5,3,2,8,1]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[2,3,5,4,6,7,1,8]=>[7,6,4,5,3,2,8,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,4,3,5,6,7,1,8]=>[7,5,6,4,3,2,8,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[1,7,6,5,4,3,2,8]=>[8,2,3,4,5,6,7,1]=>[[[.,.],[.,[.,[.,[.,[.,.]]]]]],.]=>[[.,.],[[.,[.,[.,[.,[.,.]]]]],.]]
[1,6,7,5,4,3,2,8]=>[8,3,2,4,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[[[.,.],.],[[.,[.,[.,[.,.]]]],.]]
[1,5,7,6,4,3,2,8]=>[8,4,2,3,5,6,7,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[[[.,.],[.,.]],[[.,[.,[.,.]]],.]]
[1,6,5,7,4,3,2,8]=>[8,3,4,2,5,6,7,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[[[.,.],.],[[.,[.,[.,[.,.]]]],.]]
[1,5,6,7,4,3,2,8]=>[8,4,3,2,5,6,7,1]=>[[[[[.,.],.],.],[.,[.,[.,.]]]],.]=>[[[[.,.],.],.],[[.,[.,[.,.]]],.]]
[1,5,4,7,6,3,2,8]=>[8,4,5,2,3,6,7,1]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]=>[[[.,.],[.,.]],[[.,[.,[.,.]]],.]]
[1,4,5,7,6,3,2,8]=>[8,5,4,2,3,6,7,1]=>[[[[[.,.],[.,.]],.],[.,[.,.]]],.]=>[[[[.,.],[.,.]],.],[[.,[.,.]],.]]
[1,6,5,4,7,3,2,8]=>[8,3,4,5,2,6,7,1]=>[[[[.,.],.],[.,[.,[.,[.,.]]]]],.]=>[[[.,.],.],[[.,[.,[.,[.,.]]]],.]]
[1,4,6,5,7,3,2,8]=>[8,5,3,4,2,6,7,1]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]=>[[[[.,.],.],[.,.]],[[.,[.,.]],.]]
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[2,1,8,5,7,6,4,3]=>[7,8,1,4,2,3,5,6]=>[[.,[[.,[.,.]],[.,[.,.]]]],[.,.]]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[2,1,8,6,5,4,7,3]=>[7,8,1,3,4,5,2,6]=>[[.,[[.,.],[.,[.,[.,.]]]]],[.,.]]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[2,1,8,7,5,6,4,3]=>[7,8,1,2,4,3,5,6]=>[[.,[.,[[.,.],[.,[.,.]]]]],[.,.]]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[2,3,1,4,8,6,7,5]=>[7,6,8,5,1,3,2,4]=>[[[[.,[[.,.],[.,.]]],.],.],[.,.]]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]
[2,3,1,5,8,6,7,4]=>[7,6,8,4,1,3,2,5]=>[[[[.,[[.,.],.]],[.,.]],.],[.,.]]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]
[2,3,1,7,5,6,4,8]=>[7,6,8,2,4,3,5,1]=>[[[[.,.],[[.,.],[.,.]]],.],[.,.]]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]
[2,3,1,8,5,6,7,4]=>[7,6,8,1,4,3,2,5]=>[[[.,[[[.,.],.],[.,.]]],.],[.,.]]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]
[2,3,1,8,5,7,6,4]=>[7,6,8,1,4,2,3,5]=>[[[.,[[.,[.,.]],[.,.]]],.],[.,.]]=>[[.,[[.,[.,.]],[.,.]]],[.,[.,.]]]
[2,3,1,8,6,7,5,4]=>[7,6,8,1,3,2,4,5]=>[[[.,[[.,.],[.,[.,.]]]],.],[.,.]]=>[[.,[[.,.],[.,[.,.]]]],[.,[.,.]]]
[2,3,4,1,8,6,7,5]=>[7,6,5,8,1,3,2,4]=>[[[[.,[[.,.],[.,.]]],.],.],[.,.]]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]
[2,3,4,5,8,6,7,1]=>[7,6,5,4,1,3,2,8]=>[[[[[.,[[.,.],.]],.],.],.],[.,.]]=>[[[[.,[[.,.],.]],.],.],[.,[.,.]]]
[2,3,4,8,5,6,7,1]=>[7,6,5,1,4,3,2,8]=>[[[[.,[[[.,.],.],.]],.],.],[.,.]]=>[[[.,[[[.,.],.],.]],.],[.,[.,.]]]
[2,3,4,8,5,7,6,1]=>[7,6,5,1,4,2,3,8]=>[[[[.,[[.,[.,.]],.]],.],.],[.,.]]=>[[[.,[[.,[.,.]],.]],.],[.,[.,.]]]
[2,3,4,8,6,5,7,1]=>[7,6,5,1,3,4,2,8]=>[[[[.,[[.,.],[.,.]]],.],.],[.,.]]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]
[2,3,4,8,6,7,5,1]=>[7,6,5,1,3,2,4,8]=>[[[[.,[[.,.],[.,.]]],.],.],[.,.]]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]
[2,3,6,4,5,1,8,7]=>[7,6,3,5,4,8,1,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,5,7,1,8]=>[7,6,3,5,4,2,8,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,4,5,7,8,1]=>[7,6,3,5,4,2,1,8]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,7,4,5,6,8,1]=>[7,6,2,5,4,3,1,8]=>[[[[.,.],[[[.,.],.],.]],.],[.,.]]=>[[[.,.],[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,4,6,5,8,1]=>[7,6,2,5,3,4,1,8]=>[[[[.,.],[[.,[.,.]],.]],.],[.,.]]=>[[[.,.],[[.,[.,.]],.]],[.,[.,.]]]
[2,3,7,5,4,6,1,8]=>[7,6,2,4,5,3,8,1]=>[[[[.,.],[[.,.],[.,.]]],.],[.,.]]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]
[2,3,7,5,4,6,8,1]=>[7,6,2,4,5,3,1,8]=>[[[[.,.],[[.,.],[.,.]]],.],[.,.]]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]
[2,3,8,5,4,6,7,1]=>[7,6,1,4,5,3,2,8]=>[[[.,[[[.,.],.],[.,.]]],.],[.,.]]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]
[2,3,7,5,6,4,8,1]=>[7,6,2,4,3,5,1,8]=>[[[[.,.],[[.,.],[.,.]]],.],[.,.]]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]
[2,3,8,5,6,4,7,1]=>[7,6,1,4,3,5,2,8]=>[[[.,[[[.,.],.],[.,.]]],.],[.,.]]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]
[2,3,8,5,6,7,4,1]=>[7,6,1,4,3,2,5,8]=>[[[.,[[[.,.],.],[.,.]]],.],[.,.]]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]
[2,3,8,5,7,6,4,1]=>[7,6,1,4,2,3,5,8]=>[[[.,[[.,[.,.]],[.,.]]],.],[.,.]]=>[[.,[[.,[.,.]],[.,.]]],[.,[.,.]]]
[2,3,8,6,5,7,4,1]=>[7,6,1,3,4,2,5,8]=>[[[.,[[.,.],[.,[.,.]]]],.],[.,.]]=>[[.,[[.,.],[.,[.,.]]]],[.,[.,.]]]
[2,4,3,5,8,6,7,1]=>[7,5,6,4,1,3,2,8]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,4,3,7,5,6,1,8]=>[7,5,6,2,4,3,8,1]=>[[[[.,.],[[.,.],.]],[.,.]],[.,.]]=>[[[.,.],[[.,.],.]],[[.,.],[.,.]]]
[2,4,3,8,5,6,7,1]=>[7,5,6,1,4,3,2,8]=>[[[.,[[[.,.],.],.]],[.,.]],[.,.]]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]
[2,5,3,4,1,6,7,8]=>[7,4,6,5,8,3,2,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,3,4,1,7,6,8]=>[7,4,6,5,8,2,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,3,4,1,8,7,6]=>[7,4,6,5,8,1,2,3]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]
[2,5,3,4,6,7,1,8]=>[7,4,6,5,3,2,8,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,3,4,8,6,7,1]=>[7,4,6,5,1,3,2,8]=>[[[.,[[.,.],.]],[[.,.],.]],[.,.]]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]
[2,6,3,4,5,7,1,8]=>[7,3,6,5,4,2,8,1]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,3,4,5,7,8,1]=>[7,3,6,5,4,2,1,8]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,7,3,4,5,6,1,8]=>[7,2,6,5,4,3,8,1]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,8,3,4,5,6,7,1]=>[7,1,6,5,4,3,2,8]=>[[.,[[[[[.,.],.],.],.],.]],[.,.]]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[2,8,3,4,5,7,6,1]=>[7,1,6,5,4,2,3,8]=>[[.,[[[[.,[.,.]],.],.],.]],[.,.]]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]
[2,7,3,4,6,5,8,1]=>[7,2,6,5,3,4,1,8]=>[[[.,.],[[[.,[.,.]],.],.]],[.,.]]=>[[.,.],[[[[.,[.,.]],.],.],[.,.]]]
[2,6,3,5,4,1,7,8]=>[7,3,6,4,5,8,2,1]=>[[[[.,.],.],[[.,[.,.]],.]],[.,.]]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,4,1,8,7]=>[7,3,6,4,5,8,1,2]=>[[[.,[.,.]],[[.,[.,.]],.]],[.,.]]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,4,7,1,8]=>[7,3,6,4,5,2,8,1]=>[[[[.,.],.],[[.,[.,.]],.]],[.,.]]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]
[2,6,3,5,4,7,8,1]=>[7,3,6,4,5,2,1,8]=>[[[[.,.],.],[[.,[.,.]],.]],[.,.]]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]
[2,7,3,5,4,6,8,1]=>[7,2,6,4,5,3,1,8]=>[[[.,.],[[[.,.],[.,.]],.]],[.,.]]=>[[.,.],[[[[.,.],[.,.]],.],[.,.]]]
[2,8,3,5,4,7,6,1]=>[7,1,6,4,5,2,3,8]=>[[.,[[[.,[.,.]],[.,.]],.]],[.,.]]=>[.,[[[[.,[.,.]],[.,.]],.],[.,.]]]
[2,7,3,5,6,4,1,8]=>[7,2,6,4,3,5,8,1]=>[[[.,.],[[[.,.],[.,.]],.]],[.,.]]=>[[.,.],[[[[.,.],[.,.]],.],[.,.]]]
[2,8,3,5,7,6,4,1]=>[7,1,6,4,2,3,5,8]=>[[.,[[[.,[.,.]],[.,.]],.]],[.,.]]=>[.,[[[[.,[.,.]],[.,.]],.],[.,.]]]
[2,7,3,6,5,4,1,8]=>[7,2,6,3,4,5,8,1]=>[[[.,.],[[.,[.,[.,.]]],.]],[.,.]]=>[[.,.],[[[.,[.,[.,.]]],.],[.,.]]]
[2,7,3,6,5,4,8,1]=>[7,2,6,3,4,5,1,8]=>[[[.,.],[[.,[.,[.,.]]],.]],[.,.]]=>[[.,.],[[[.,[.,[.,.]]],.],[.,.]]]
[2,8,3,7,6,5,4,1]=>[7,1,6,2,3,4,5,8]=>[[.,[[.,[.,[.,[.,.]]]],.]],[.,.]]=>[.,[[[.,[.,[.,[.,.]]]],.],[.,.]]]
[2,6,4,3,5,1,8,7]=>[7,3,5,6,4,8,1,2]=>[[[.,[.,.]],[[.,.],[.,.]]],[.,.]]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,5,7,1,8]=>[7,3,5,6,4,2,8,1]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,3,5,7,8,1]=>[7,3,5,6,4,2,1,8]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[2,7,4,3,5,6,8,1]=>[7,2,5,6,4,3,1,8]=>[[[.,.],[[[.,.],.],[.,.]]],[.,.]]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]
[2,8,4,3,5,6,7,1]=>[7,1,5,6,4,3,2,8]=>[[.,[[[[.,.],.],.],[.,.]]],[.,.]]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[2,8,4,3,5,7,6,1]=>[7,1,5,6,4,2,3,8]=>[[.,[[[.,[.,.]],.],[.,.]]],[.,.]]=>[.,[[[[.,[.,.]],.],[.,.]],[.,.]]]
[2,7,4,3,6,5,1,8]=>[7,2,5,6,3,4,8,1]=>[[[.,.],[[.,[.,.]],[.,.]]],[.,.]]=>[[.,.],[[[.,[.,.]],[.,.]],[.,.]]]
[2,8,4,3,6,7,5,1]=>[7,1,5,6,3,2,4,8]=>[[.,[[[.,.],[.,.]],[.,.]]],[.,.]]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]
[2,8,4,3,7,6,5,1]=>[7,1,5,6,2,3,4,8]=>[[.,[[.,[.,[.,.]]],[.,.]]],[.,.]]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[2,6,4,5,3,1,7,8]=>[7,3,5,4,6,8,2,1]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,3,1,8,7]=>[7,3,5,4,6,8,1,2]=>[[[.,[.,.]],[[.,.],[.,.]]],[.,.]]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,3,7,1,8]=>[7,3,5,4,6,2,8,1]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[2,6,4,5,3,7,8,1]=>[7,3,5,4,6,2,1,8]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[2,7,4,5,3,6,1,8]=>[7,2,5,4,6,3,8,1]=>[[[.,.],[[[.,.],.],[.,.]]],[.,.]]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]
[2,8,4,5,3,6,7,1]=>[7,1,5,4,6,3,2,8]=>[[.,[[[[.,.],.],.],[.,.]]],[.,.]]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[2,8,4,5,3,7,6,1]=>[7,1,5,4,6,2,3,8]=>[[.,[[[.,[.,.]],.],[.,.]]],[.,.]]=>[.,[[[[.,[.,.]],.],[.,.]],[.,.]]]
[2,7,4,5,6,3,8,1]=>[7,2,5,4,3,6,1,8]=>[[[.,.],[[[.,.],.],[.,.]]],[.,.]]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]
[2,8,4,5,7,6,3,1]=>[7,1,5,4,2,3,6,8]=>[[.,[[[.,[.,.]],.],[.,.]]],[.,.]]=>[.,[[[[.,[.,.]],.],[.,.]],[.,.]]]
[2,7,4,6,5,3,8,1]=>[7,2,5,3,4,6,1,8]=>[[[.,.],[[.,[.,.]],[.,.]]],[.,.]]=>[[.,.],[[[.,[.,.]],[.,.]],[.,.]]]
[2,8,4,7,5,6,3,1]=>[7,1,5,2,4,3,6,8]=>[[.,[[.,[[.,.],.]],[.,.]]],[.,.]]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]
[2,7,5,4,6,3,1,8]=>[7,2,4,5,3,6,8,1]=>[[[.,.],[[.,.],[.,[.,.]]]],[.,.]]=>[[.,.],[[[.,.],[.,[.,.]]],[.,.]]]
[2,7,5,4,6,3,8,1]=>[7,2,4,5,3,6,1,8]=>[[[.,.],[[.,.],[.,[.,.]]]],[.,.]]=>[[.,.],[[[.,.],[.,[.,.]]],[.,.]]]
[2,8,5,4,6,3,7,1]=>[7,1,4,5,3,6,2,8]=>[[.,[[[.,.],.],[.,[.,.]]]],[.,.]]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]
[2,8,5,4,7,6,3,1]=>[7,1,4,5,2,3,6,8]=>[[.,[[.,[.,.]],[.,[.,.]]]],[.,.]]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]
[2,7,6,4,5,3,8,1]=>[7,2,3,5,4,6,1,8]=>[[[.,.],[.,[[.,.],[.,.]]]],[.,.]]=>[[.,.],[[.,[[.,.],[.,.]]],[.,.]]]
[2,8,6,4,5,3,7,1]=>[7,1,3,5,4,6,2,8]=>[[.,[[.,.],[[.,.],[.,.]]]],[.,.]]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[2,8,7,4,6,5,3,1]=>[7,1,2,5,3,4,6,8]=>[[.,[.,[[.,[.,.]],[.,.]]]],[.,.]]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]
[2,8,6,5,4,3,7,1]=>[7,1,3,4,5,6,2,8]=>[[.,[[.,.],[.,[.,[.,.]]]]],[.,.]]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]
[2,8,7,5,6,4,3,1]=>[7,1,2,4,3,5,6,8]=>[[.,[.,[[.,.],[.,[.,.]]]]],[.,.]]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]
[3,2,1,4,8,6,7,5]=>[6,7,8,5,1,3,2,4]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]=>[[.,[[.,.],[.,.]]],[.,[.,[.,.]]]]
[3,2,1,5,8,6,7,4]=>[6,7,8,4,1,3,2,5]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]=>[[.,[[.,.],.]],[[.,.],[.,[.,.]]]]
[3,2,1,7,5,6,4,8]=>[6,7,8,2,4,3,5,1]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,1,7,5,6,8,4]=>[6,7,8,2,4,3,1,5]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,1,8,5,6,7,4]=>[6,7,8,1,4,3,2,5]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[3,2,1,8,5,7,6,4]=>[6,7,8,1,4,2,3,5]=>[[.,[[.,[.,.]],[.,.]]],[.,[.,.]]]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[3,2,1,8,6,5,7,4]=>[6,7,8,1,3,4,2,5]=>[[.,[[.,.],[.,[.,.]]]],[.,[.,.]]]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[3,2,1,8,6,7,5,4]=>[6,7,8,1,3,2,4,5]=>[[.,[[.,.],[.,[.,.]]]],[.,[.,.]]]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]
[3,2,4,1,8,6,7,5]=>[6,7,5,8,1,3,2,4]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]=>[[.,[[.,.],[.,.]]],[.,[.,[.,.]]]]
[3,2,4,5,8,6,7,1]=>[6,7,5,4,1,3,2,8]=>[[[[.,[[.,.],.]],.],.],[.,[.,.]]]=>[[[.,[[.,.],.]],.],[.,[.,[.,.]]]]
[3,2,4,8,5,6,7,1]=>[6,7,5,1,4,3,2,8]=>[[[.,[[[.,.],.],.]],.],[.,[.,.]]]=>[[.,[[[.,.],.],.]],[.,[.,[.,.]]]]
[3,2,4,8,6,7,5,1]=>[6,7,5,1,3,2,4,8]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]=>[[.,[[.,.],[.,.]]],[.,[.,[.,.]]]]
[3,2,5,4,8,6,7,1]=>[6,7,4,5,1,3,2,8]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]=>[[.,[[.,.],.]],[[.,.],[.,[.,.]]]]
[3,2,6,4,5,1,7,8]=>[6,7,3,5,4,8,2,1]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[3,2,6,4,5,1,8,7]=>[6,7,3,5,4,8,1,2]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]
[3,2,8,4,5,6,7,1]=>[6,7,1,5,4,3,2,8]=>[[.,[[[[.,.],.],.],.]],[.,[.,.]]]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[3,2,7,4,6,5,8,1]=>[6,7,2,5,3,4,1,8]=>[[[.,.],[[.,[.,.]],.]],[.,[.,.]]]=>[[.,.],[[[.,[.,.]],.],[.,[.,.]]]]
[3,2,7,5,4,6,1,8]=>[6,7,2,4,5,3,8,1]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,4,6,8,1]=>[6,7,2,4,5,3,1,8]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,8,5,4,6,7,1]=>[6,7,1,4,5,3,2,8]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[3,2,7,5,6,4,1,8]=>[6,7,2,4,3,5,8,1]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,7,5,6,4,8,1]=>[6,7,2,4,3,5,1,8]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[3,2,8,5,6,4,7,1]=>[6,7,1,4,3,5,2,8]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[3,2,8,5,6,7,4,1]=>[6,7,1,4,3,2,5,8]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]
[3,2,8,5,7,6,4,1]=>[6,7,1,4,2,3,5,8]=>[[.,[[.,[.,.]],[.,.]]],[.,[.,.]]]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]
[4,2,3,1,5,7,6,8]=>[5,7,6,8,4,2,3,1]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,1,5,7,8,6]=>[5,7,6,8,4,2,1,3]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,1,5,8,7,6]=>[5,7,6,8,4,1,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],[.,.]]]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]
[4,2,3,1,6,5,7,8]=>[5,7,6,8,3,4,2,1]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,6,5,8,7]=>[5,7,6,8,3,4,1,2]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]=>[[.,[.,.]],[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,6,7,5,8]=>[5,7,6,8,3,2,4,1]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,6,7,8,5]=>[5,7,6,8,3,2,1,4]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,1,7,6,5,8]=>[5,7,6,8,2,3,4,1]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,1,7,6,8,5]=>[5,7,6,8,2,3,1,4]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,1,8,6,7,5]=>[5,7,6,8,1,3,2,4]=>[[.,[[.,.],[.,.]]],[[.,.],[.,.]]]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]
[4,2,3,1,8,7,6,5]=>[5,7,6,8,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],[.,.]]]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,2,3,5,1,6,8,7]=>[5,7,6,4,8,3,1,2]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[4,2,3,5,1,7,8,6]=>[5,7,6,4,8,2,1,3]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,5,1,8,7,6]=>[5,7,6,4,8,1,2,3]=>[[[.,[.,[.,.]]],.],[[.,.],[.,.]]]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]
[4,2,3,5,6,1,8,7]=>[5,7,6,4,3,8,1,2]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[4,2,3,5,7,6,8,1]=>[5,7,6,4,2,3,1,8]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,2,3,6,5,7,1,8]=>[5,7,6,3,4,2,8,1]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,2,3,7,5,6,8,1]=>[5,7,6,2,4,3,1,8]=>[[[.,.],[[.,.],.]],[[.,.],[.,.]]]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]
[4,2,3,8,5,6,7,1]=>[5,7,6,1,4,3,2,8]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]=>[.,[[[[.,.],.],.],[[.,.],[.,.]]]]
[4,2,3,7,6,5,8,1]=>[5,7,6,2,3,4,1,8]=>[[[.,.],[.,[.,.]]],[[.,.],[.,.]]]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]
[4,2,3,8,7,6,5,1]=>[5,7,6,1,2,3,4,8]=>[[.,[.,[.,[.,.]]]],[[.,.],[.,.]]]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[5,2,3,4,1,7,6,8]=>[4,7,6,5,8,2,3,1]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]=>[[.,.],[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,4,1,7,8,6]=>[4,7,6,5,8,2,1,3]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]=>[[.,.],[[.,.],[[[.,.],.],[.,.]]]]
[5,2,3,4,1,8,7,6]=>[4,7,6,5,8,1,2,3]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[5,2,3,4,6,8,7,1]=>[4,7,6,5,3,1,2,8]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]=>[[.,[.,.]],[.,[[[.,.],.],[.,.]]]]
[5,2,3,4,7,6,1,8]=>[4,7,6,5,2,3,8,1]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]=>[[.,.],[[.,.],[[[.,.],.],[.,.]]]]
[8,2,3,4,5,7,6,1]=>[1,7,6,5,4,2,3,8]=>[.,[[[[[.,[.,.]],.],.],.],[.,.]]]=>[[[[[[.,[.,.]],.],.],.],[.,.]],.]
[7,2,3,4,6,5,1,8]=>[2,7,6,5,3,4,8,1]=>[[.,.],[[[[.,[.,.]],.],.],[.,.]]]=>[.,[.,[[[[.,[.,.]],.],.],[.,.]]]]
[8,2,3,4,6,7,5,1]=>[1,7,6,5,3,2,4,8]=>[.,[[[[[.,.],[.,.]],.],.],[.,.]]]=>[[[[[[.,.],[.,.]],.],.],[.,.]],.]
[6,2,3,5,4,1,7,8]=>[3,7,6,4,5,8,2,1]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]=>[[.,.],[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,3,5,4,7,1,8]=>[3,7,6,4,5,2,8,1]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]=>[[.,.],[.,[[[.,[.,.]],.],[.,.]]]]
[7,2,3,5,4,6,1,8]=>[2,7,6,4,5,3,8,1]=>[[.,.],[[[[.,.],[.,.]],.],[.,.]]]=>[.,[.,[[[[.,.],[.,.]],.],[.,.]]]]
[8,2,3,5,4,6,7,1]=>[1,7,6,4,5,3,2,8]=>[.,[[[[[.,.],.],[.,.]],.],[.,.]]]=>[[[[[[.,.],.],[.,.]],.],[.,.]],.]
[8,2,3,5,7,6,4,1]=>[1,7,6,4,2,3,5,8]=>[.,[[[[.,[.,.]],[.,.]],.],[.,.]]]=>[[[[[.,[.,.]],[.,.]],.],[.,.]],.]
[7,2,3,6,5,4,1,8]=>[2,7,6,3,4,5,8,1]=>[[.,.],[[[.,[.,[.,.]]],.],[.,.]]]=>[.,[.,[[[.,[.,[.,.]]],.],[.,.]]]]
[7,2,3,6,5,4,8,1]=>[2,7,6,3,4,5,1,8]=>[[.,.],[[[.,[.,[.,.]]],.],[.,.]]]=>[.,[.,[[[.,[.,[.,.]]],.],[.,.]]]]
[8,2,3,6,5,4,7,1]=>[1,7,6,3,4,5,2,8]=>[.,[[[[.,.],[.,[.,.]]],.],[.,.]]]=>[[[[[.,.],[.,[.,.]]],.],[.,.]],.]
[8,2,3,6,5,7,4,1]=>[1,7,6,3,4,2,5,8]=>[.,[[[[.,.],[.,[.,.]]],.],[.,.]]]=>[[[[[.,.],[.,[.,.]]],.],[.,.]],.]
[8,2,3,7,5,6,4,1]=>[1,7,6,2,4,3,5,8]=>[.,[[[.,[[.,.],[.,.]]],.],[.,.]]]=>[[[[.,[[.,.],[.,.]]],.],[.,.]],.]
[8,2,3,7,6,5,4,1]=>[1,7,6,2,3,4,5,8]=>[.,[[[.,[.,[.,[.,.]]]],.],[.,.]]]=>[[[[.,[.,[.,[.,.]]]],.],[.,.]],.]
[5,2,4,3,1,6,7,8]=>[4,7,5,6,8,3,2,1]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,1,6,8,7]=>[4,7,5,6,8,3,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]=>[[.,[.,.]],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,1,7,6,8]=>[4,7,5,6,8,2,3,1]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,3,1,8,7,6]=>[4,7,5,6,8,1,2,3]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,2,4,3,6,1,7,8]=>[4,7,5,6,3,8,2,1]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,6,1,8,7]=>[4,7,5,6,3,8,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]=>[[.,[.,.]],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,6,7,1,8]=>[4,7,5,6,3,2,8,1]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,6,7,8,1]=>[4,7,5,6,3,2,1,8]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,2,4,3,7,6,1,8]=>[4,7,5,6,2,3,8,1]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,4,3,7,6,8,1]=>[4,7,5,6,2,3,1,8]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]
[6,2,4,3,5,1,8,7]=>[3,7,5,6,4,8,1,2]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,5,7,1,8]=>[3,7,5,6,4,2,8,1]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,3,5,7,8,1]=>[3,7,5,6,4,2,1,8]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[7,2,4,3,5,6,1,8]=>[2,7,5,6,4,3,8,1]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]=>[.,[.,[[[[.,.],.],[.,.]],[.,.]]]]
[8,2,4,3,5,6,7,1]=>[1,7,5,6,4,3,2,8]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]
[7,2,4,3,6,5,8,1]=>[2,7,5,6,3,4,1,8]=>[[.,.],[[[.,[.,.]],[.,.]],[.,.]]]=>[.,[.,[[[.,[.,.]],[.,.]],[.,.]]]]
[8,2,4,3,6,7,5,1]=>[1,7,5,6,3,2,4,8]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]
[8,2,4,3,7,6,5,1]=>[1,7,5,6,2,3,4,8]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]
[6,2,4,5,3,1,7,8]=>[3,7,5,4,6,8,2,1]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,3,1,8,7]=>[3,7,5,4,6,8,1,2]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[6,2,4,5,3,7,1,8]=>[3,7,5,4,6,2,8,1]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[7,2,4,5,3,6,1,8]=>[2,7,5,4,6,3,8,1]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]=>[.,[.,[[[[.,.],.],[.,.]],[.,.]]]]
[7,2,4,5,6,3,1,8]=>[2,7,5,4,3,6,8,1]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]=>[.,[.,[[[[.,.],.],[.,.]],[.,.]]]]
[8,2,4,5,6,3,7,1]=>[1,7,5,4,3,6,2,8]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]
[8,2,4,5,6,7,3,1]=>[1,7,5,4,3,2,6,8]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]
[8,2,4,7,6,5,3,1]=>[1,7,5,2,3,4,6,8]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]
[6,2,5,4,3,1,8,7]=>[3,7,4,5,6,8,1,2]=>[[.,[.,.]],[[.,[.,[.,.]]],[.,.]]]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[7,2,5,4,3,6,1,8]=>[2,7,4,5,6,3,8,1]=>[[.,.],[[[.,.],[.,[.,.]]],[.,.]]]=>[.,[.,[[[.,.],[.,[.,.]]],[.,.]]]]
[7,2,5,4,3,6,8,1]=>[2,7,4,5,6,3,1,8]=>[[.,.],[[[.,.],[.,[.,.]]],[.,.]]]=>[.,[.,[[[.,.],[.,[.,.]]],[.,.]]]]
[8,2,5,4,6,7,3,1]=>[1,7,4,5,3,2,6,8]=>[.,[[[[.,.],.],[.,[.,.]]],[.,.]]]=>[[[[[.,.],.],[.,[.,.]]],[.,.]],.]
[8,2,5,4,7,6,3,1]=>[1,7,4,5,2,3,6,8]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]
[7,2,6,4,5,3,1,8]=>[2,7,3,5,4,6,8,1]=>[[.,.],[[.,[[.,.],[.,.]]],[.,.]]]=>[.,[.,[[.,[[.,.],[.,.]]],[.,.]]]]
[8,2,6,4,5,3,7,1]=>[1,7,3,5,4,6,2,8]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]
[8,2,6,4,5,7,3,1]=>[1,7,3,5,4,2,6,8]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]
[8,2,7,4,5,6,3,1]=>[1,7,2,5,4,3,6,8]=>[.,[[.,[[[.,.],.],[.,.]]],[.,.]]]=>[[[.,[[[.,.],.],[.,.]]],[.,.]],.]
[8,2,7,4,6,5,3,1]=>[1,7,2,5,3,4,6,8]=>[.,[[.,[[.,[.,.]],[.,.]]],[.,.]]]=>[[[.,[[.,[.,.]],[.,.]]],[.,.]],.]
[7,2,6,5,4,3,8,1]=>[2,7,3,4,5,6,1,8]=>[[.,.],[[.,[.,[.,[.,.]]]],[.,.]]]=>[.,[.,[[.,[.,[.,[.,.]]]],[.,.]]]]
[8,2,6,5,4,3,7,1]=>[1,7,3,4,5,6,2,8]=>[.,[[[.,.],[.,[.,[.,.]]]],[.,.]]]=>[[[[.,.],[.,[.,[.,.]]]],[.,.]],.]
[8,2,7,5,4,6,3,1]=>[1,7,2,4,5,3,6,8]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]
[8,2,7,5,6,4,3,1]=>[1,7,2,4,3,5,6,8]=>[.,[[.,[[.,.],[.,[.,.]]]],[.,.]]]=>[[[.,[[.,.],[.,[.,.]]]],[.,.]],.]
[8,2,7,6,5,4,3,1]=>[1,7,2,3,4,5,6,8]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,.]]]=>[[[.,[.,[.,[.,[.,.]]]]],[.,.]],.]
[4,3,2,1,8,6,7,5]=>[5,6,7,8,1,3,2,4]=>[[.,[[.,.],[.,.]]],[.,[.,[.,.]]]]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[4,3,2,7,5,6,8,1]=>[5,6,7,2,4,3,1,8]=>[[[.,.],[[.,.],.]],[.,[.,[.,.]]]]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,8,5,7,6,1]=>[5,6,7,1,4,2,3,8]=>[[.,[[.,[.,.]],.]],[.,[.,[.,.]]]]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]
[4,3,2,8,6,7,5,1]=>[5,6,7,1,3,2,4,8]=>[[.,[[.,.],[.,.]]],[.,[.,[.,.]]]]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,3,2,4,1,6,8,7]=>[4,6,7,5,8,3,1,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,1,7,6,8]=>[4,6,7,5,8,2,3,1]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,4,1,7,8,6]=>[4,6,7,5,8,2,1,3]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,4,1,8,7,6]=>[4,6,7,5,8,1,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[5,3,2,4,6,1,8,7]=>[4,6,7,5,3,8,1,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,4,7,6,8,1]=>[4,6,7,5,2,3,1,8]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[6,3,2,4,5,1,8,7]=>[3,6,7,5,4,8,1,2]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[7,3,2,4,6,5,1,8]=>[2,6,7,5,3,4,8,1]=>[[.,.],[[[.,[.,.]],.],[.,[.,.]]]]=>[.,[.,[[[.,[.,.]],.],[.,[.,.]]]]]
[8,3,2,4,6,7,5,1]=>[1,6,7,5,3,2,4,8]=>[.,[[[[.,.],[.,.]],.],[.,[.,.]]]]=>[[[[[.,.],[.,.]],.],[.,[.,.]]],.]
[6,3,2,5,4,1,7,8]=>[3,6,7,4,5,8,2,1]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,4,1,8,7]=>[3,6,7,4,5,8,1,2]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[6,3,2,5,4,7,1,8]=>[3,6,7,4,5,2,8,1]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]
[7,3,2,5,4,6,8,1]=>[2,6,7,4,5,3,1,8]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[8,3,2,5,4,6,7,1]=>[1,6,7,4,5,3,2,8]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]
[8,3,2,5,4,7,6,1]=>[1,6,7,4,5,2,3,8]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]
[8,3,2,5,6,4,7,1]=>[1,6,7,4,3,5,2,8]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]
[8,3,2,5,6,7,4,1]=>[1,6,7,4,3,2,5,8]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]
[7,3,2,6,5,4,8,1]=>[2,6,7,3,4,5,1,8]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[8,3,2,6,5,7,4,1]=>[1,6,7,3,4,2,5,8]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]
[8,3,2,7,6,5,4,1]=>[1,6,7,2,3,4,5,8]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]
[5,3,4,2,1,7,8,6]=>[4,6,5,7,8,2,1,3]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,2,1,8,7,6]=>[4,6,5,7,8,1,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[5,3,4,2,6,1,8,7]=>[4,6,5,7,3,8,1,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[5,3,4,2,7,6,1,8]=>[4,6,5,7,2,3,8,1]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,2,7,6,8,1]=>[4,6,5,7,2,3,1,8]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,4,2,8,6,7,1]=>[4,6,5,7,1,3,2,8]=>[[.,[[.,.],.]],[[.,.],[.,[.,.]]]]=>[.,[[[.,.],.],[[.,.],[.,[.,.]]]]]
[5,3,4,2,8,7,6,1]=>[4,6,5,7,1,2,3,8]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[6,3,4,2,5,1,8,7]=>[3,6,5,7,4,8,1,2]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[8,3,4,2,5,7,6,1]=>[1,6,5,7,4,2,3,8]=>[.,[[[[.,[.,.]],.],.],[.,[.,.]]]]=>[[[[[.,[.,.]],.],.],[.,[.,.]]],.]
[7,3,4,2,6,5,1,8]=>[2,6,5,7,3,4,8,1]=>[[.,.],[[[.,[.,.]],.],[.,[.,.]]]]=>[.,[.,[[[.,[.,.]],.],[.,[.,.]]]]]
[7,3,4,2,6,5,8,1]=>[2,6,5,7,3,4,1,8]=>[[.,.],[[[.,[.,.]],.],[.,[.,.]]]]=>[.,[.,[[[.,[.,.]],.],[.,[.,.]]]]]
[8,3,4,2,6,5,7,1]=>[1,6,5,7,3,4,2,8]=>[.,[[[[.,.],[.,.]],.],[.,[.,.]]]]=>[[[[[.,.],[.,.]],.],[.,[.,.]]],.]
[8,3,4,2,7,6,5,1]=>[1,6,5,7,2,3,4,8]=>[.,[[[.,[.,[.,.]]],.],[.,[.,.]]]]=>[[[[.,[.,[.,.]]],.],[.,[.,.]]],.]
[8,3,4,5,2,7,6,1]=>[1,6,5,4,7,2,3,8]=>[.,[[[[.,[.,.]],.],.],[.,[.,.]]]]=>[[[[[.,[.,.]],.],.],[.,[.,.]]],.]
[6,3,5,4,2,7,1,8]=>[3,6,4,5,7,2,8,1]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]
[7,3,5,4,2,6,1,8]=>[2,6,4,5,7,3,8,1]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[7,3,5,4,2,6,8,1]=>[2,6,4,5,7,3,1,8]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[8,3,5,4,2,6,7,1]=>[1,6,4,5,7,3,2,8]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]
[8,3,5,4,2,7,6,1]=>[1,6,4,5,7,2,3,8]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]
[8,3,5,4,6,7,2,1]=>[1,6,4,5,3,2,7,8]=>[.,[[[[.,.],.],[.,.]],[.,[.,.]]]]=>[[[[[.,.],.],[.,.]],[.,[.,.]]],.]
[8,3,5,4,7,6,2,1]=>[1,6,4,5,2,3,7,8]=>[.,[[[.,[.,.]],[.,.]],[.,[.,.]]]]=>[[[[.,[.,.]],[.,.]],[.,[.,.]]],.]
[8,3,6,4,5,7,2,1]=>[1,6,3,5,4,2,7,8]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]
[8,3,7,4,6,5,2,1]=>[1,6,2,5,3,4,7,8]=>[.,[[.,[[.,[.,.]],.]],[.,[.,.]]]]=>[[[.,[[.,[.,.]],.]],[.,[.,.]]],.]
[7,3,6,5,4,2,1,8]=>[2,6,3,4,5,7,8,1]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[8,3,6,5,4,7,2,1]=>[1,6,3,4,5,2,7,8]=>[.,[[[.,.],[.,[.,.]]],[.,[.,.]]]]=>[[[[.,.],[.,[.,.]]],[.,[.,.]]],.]
[8,3,7,5,4,6,2,1]=>[1,6,2,4,5,3,7,8]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]
[8,3,7,5,6,4,2,1]=>[1,6,2,4,3,5,7,8]=>[.,[[.,[[.,.],[.,.]]],[.,[.,.]]]]=>[[[.,[[.,.],[.,.]]],[.,[.,.]]],.]
[8,3,7,6,5,4,2,1]=>[1,6,2,3,4,5,7,8]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]
[5,4,3,2,8,6,7,1]=>[4,5,6,7,1,3,2,8]=>[[.,[[.,.],.]],[.,[.,[.,[.,.]]]]]=>[.,[[[.,.],.],[.,[.,[.,[.,.]]]]]]
[8,4,3,2,5,7,6,1]=>[1,5,6,7,4,2,3,8]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]
[8,4,3,2,6,5,7,1]=>[1,5,6,7,3,4,2,8]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]
[8,4,3,2,6,7,5,1]=>[1,5,6,7,3,2,4,8]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]
[8,4,3,2,7,6,5,1]=>[1,5,6,7,2,3,4,8]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]
[6,4,3,5,2,1,8,7]=>[3,5,6,4,7,8,1,2]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]
[8,4,3,5,2,7,6,1]=>[1,5,6,4,7,2,3,8]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]
[8,4,3,5,7,6,2,1]=>[1,5,6,4,2,3,7,8]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]=>[[[[.,[.,.]],.],[.,[.,[.,.]]]],.]
[7,4,3,6,5,2,1,8]=>[2,5,6,3,4,7,8,1]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[7,4,3,6,5,2,8,1]=>[2,5,6,3,4,7,1,8]=>[[.,.],[[.,[.,.]],[.,[.,[.,.]]]]]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]
[8,4,3,6,5,7,2,1]=>[1,5,6,3,4,2,7,8]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]=>[[[[.,.],[.,.]],[.,[.,[.,.]]]],.]
[8,4,3,7,6,5,2,1]=>[1,5,6,2,3,4,7,8]=>[.,[[.,[.,[.,.]]],[.,[.,[.,.]]]]]=>[[[.,[.,[.,.]]],[.,[.,[.,.]]]],.]
[6,5,3,4,2,1,8,7]=>[3,4,6,5,7,8,1,2]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]=>[.,[[.,.],[.,[[.,.],[.,[.,.]]]]]]
[6,5,3,4,2,8,7,1]=>[3,4,6,5,7,1,2,8]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]=>[.,[[.,.],[.,[[.,.],[.,[.,.]]]]]]
[8,5,3,4,2,7,6,1]=>[1,4,6,5,7,2,3,8]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]=>[[[.,[.,.]],[[.,.],[.,[.,.]]]],.]
[8,7,3,4,6,5,2,1]=>[1,2,6,5,3,4,7,8]=>[.,[.,[[[.,[.,.]],.],[.,[.,.]]]]]=>[[.,[[[.,[.,.]],.],[.,[.,.]]]],.]
[7,6,3,5,4,2,1,8]=>[2,3,6,4,5,7,8,1]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]=>[.,[.,[.,[[.,[.,.]],[.,[.,.]]]]]]
[8,6,3,5,4,2,7,1]=>[1,3,6,4,5,7,2,8]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]=>[[[.,.],[[.,[.,.]],[.,[.,.]]]],.]
[8,7,3,5,4,6,2,1]=>[1,2,6,4,5,3,7,8]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]=>[[.,[[[.,.],[.,.]],[.,[.,.]]]],.]
[8,7,3,5,6,4,2,1]=>[1,2,6,4,3,5,7,8]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]=>[[.,[[[.,.],[.,.]],[.,[.,.]]]],.]
[8,7,3,6,5,4,2,1]=>[1,2,6,3,4,5,7,8]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]=>[[.,[[.,[.,[.,.]]],[.,[.,.]]]],.]
[8,5,4,3,2,7,6,1]=>[1,4,5,6,7,2,3,8]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]
[8,5,4,3,7,6,2,1]=>[1,4,5,6,2,3,7,8]=>[.,[[.,[.,.]],[.,[.,[.,[.,.]]]]]]=>[[[.,[.,.]],[.,[.,[.,[.,.]]]]],.]
[8,7,4,3,6,5,2,1]=>[1,2,5,6,3,4,7,8]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]
[8,7,4,6,5,3,2,1]=>[1,2,5,3,4,6,7,8]=>[.,[.,[[.,[.,.]],[.,[.,[.,.]]]]]]=>[[.,[[.,[.,.]],[.,[.,[.,.]]]]],.]
[2,4,1,3,6,5,8,7]=>[7,5,8,6,3,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,3,5,8,7]=>[7,8,5,3,6,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,3,5,8,7]=>[7,5,8,3,6,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,3,5,8,7]=>[7,5,3,8,6,4,1,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,1,4,3,6,8,5,7]=>[7,8,5,6,3,1,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,1,3,6,8,5,7]=>[7,5,8,6,3,1,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,3,8,5,7]=>[7,8,5,3,6,1,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,3,8,5,7]=>[7,5,8,3,6,1,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,3,8,5,7]=>[7,5,3,8,6,1,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,1,4,6,8,3,5,7]=>[7,8,5,3,1,6,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,1,6,8,3,5,7]=>[7,5,8,3,1,6,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
[2,4,6,1,8,3,5,7]=>[7,5,3,8,1,6,4,2]=>[[[[.,[.,.]],[.,.]],[.,.]],[.,.]]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]
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[2,4,5,1,7,3,6,8]=>[7,5,4,8,2,6,3,1]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,1,3,5,7,8,6]=>[7,5,8,6,4,2,1,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,5,1,3,7,8,6]=>[7,5,4,8,6,2,1,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,1,4,5,7,3,8,6]=>[7,8,5,4,2,6,1,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,5,1,7,3,8,6]=>[7,5,4,8,2,6,1,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,1,3,8,6]=>[7,5,4,2,8,6,1,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,1,4,5,7,8,3,6]=>[7,8,5,4,2,1,6,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,1,5,7,8,3,6]=>[7,5,8,4,2,1,6,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,1,8,3,6]=>[7,5,4,2,8,1,6,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,4,5,7,8,1,3,6]=>[7,5,4,2,1,8,6,3]=>[[[[[.,.],[.,.]],.],[.,.]],[.,.]]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]
[2,1,4,3,8,5,6,7]=>[7,8,5,6,1,4,3,2]=>[[[.,[[[.,.],.],.]],[.,.]],[.,.]]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]
[2,4,1,3,8,5,6,7]=>[7,5,8,6,1,4,3,2]=>[[[.,[[[.,.],.],.]],[.,.]],[.,.]]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]
[2,1,4,8,3,5,6,7]=>[7,8,5,1,6,4,3,2]=>[[[.,[[[.,.],.],.]],[.,.]],[.,.]]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]
[2,4,1,8,3,5,6,7]=>[7,5,8,1,6,4,3,2]=>[[[.,[[[.,.],.],.]],[.,.]],[.,.]]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]
[2,4,8,1,3,5,6,7]=>[7,5,1,8,6,4,3,2]=>[[[.,[[[.,.],.],.]],[.,.]],[.,.]]=>[[.,[[[.,.],.],.]],[[.,.],[.,.]]]
[2,1,4,3,5,8,6,7]=>[7,8,5,6,4,1,3,2]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,4,1,3,5,8,6,7]=>[7,5,8,6,4,1,3,2]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,4,1,5,3,8,6,7]=>[7,5,8,4,6,1,3,2]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,1,4,5,8,3,6,7]=>[7,8,5,4,1,6,3,2]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,4,1,5,8,3,6,7]=>[7,5,8,4,1,6,3,2]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,4,5,1,8,3,6,7]=>[7,5,4,8,1,6,3,2]=>[[[[.,[[.,.],.]],.],[.,.]],[.,.]]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]
[2,4,1,5,3,6,8,7]=>[7,5,8,4,6,3,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,4,5,1,3,6,8,7]=>[7,5,4,8,6,3,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,4,1,5,6,3,8,7]=>[7,5,8,4,3,6,1,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,1,4,5,6,8,3,7]=>[7,8,5,4,3,1,6,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,4,1,5,6,8,3,7]=>[7,5,8,4,3,1,6,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,4,5,6,1,8,3,7]=>[7,5,4,3,8,1,6,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,4,5,6,8,1,3,7]=>[7,5,4,3,1,8,6,2]=>[[[[[.,[.,.]],.],.],[.,.]],[.,.]]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]
[2,4,1,3,5,6,7,8]=>[7,5,8,6,4,3,2,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,1,5,3,6,7,8]=>[7,5,8,4,6,3,2,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,1,5,6,3,7,8]=>[7,5,8,4,3,6,2,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,1,6,3,7,8]=>[7,5,4,8,3,6,2,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,6,1,3,7,8]=>[7,5,4,3,8,6,2,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,1,5,6,7,3,8]=>[7,5,8,4,3,2,6,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,1,6,7,3,8]=>[7,5,4,8,3,2,6,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,6,1,7,3,8]=>[7,5,4,3,8,2,6,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,6,7,1,3,8]=>[7,5,4,3,2,8,6,1]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,1,5,6,7,8,3]=>[7,5,8,4,3,2,1,6]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,6,1,7,8,3]=>[7,5,4,3,8,2,1,6]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,6,7,1,8,3]=>[7,5,4,3,2,8,1,6]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,4,5,6,7,8,1,3]=>[7,5,4,3,2,1,8,6]=>[[[[[[.,.],.],.],.],[.,.]],[.,.]]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]
[2,1,5,3,6,4,8,7]=>[7,8,4,6,3,5,1,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,3,6,4,8,7]=>[7,4,8,6,3,5,1,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,1,5,6,3,4,8,7]=>[7,8,4,3,6,5,1,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,6,3,4,8,7]=>[7,4,8,3,6,5,1,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,3,6,8,4,7]=>[7,4,8,6,3,1,5,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,6,3,8,4,7]=>[7,4,8,3,6,1,5,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,6,1,3,8,4,7]=>[7,4,3,8,6,1,5,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,6,8,3,4,7]=>[7,4,8,3,1,6,5,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,6,1,8,3,4,7]=>[7,4,3,8,1,6,5,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,6,8,1,3,4,7]=>[7,4,3,1,8,6,5,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,3,6,4,7,8]=>[7,4,8,6,3,5,2,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,3,4,7,8]=>[7,8,4,3,6,5,2,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,3,4,7,8]=>[7,4,8,3,6,5,2,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,3,6,7,4,8]=>[7,4,8,6,3,2,5,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,3,7,4,8]=>[7,4,8,3,6,2,5,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,3,7,4,8]=>[7,4,3,8,6,2,5,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,7,3,4,8]=>[7,8,4,3,2,6,5,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,7,3,4,8]=>[7,4,8,3,2,6,5,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,7,3,4,8]=>[7,4,3,8,2,6,5,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,1,5,3,6,7,8,4]=>[7,8,4,6,3,2,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,3,7,8,4]=>[7,8,4,3,6,2,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,3,7,8,4]=>[7,4,8,3,6,2,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,3,7,8,4]=>[7,4,3,8,6,2,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,7,3,8,4]=>[7,4,8,3,2,6,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,7,3,8,4]=>[7,4,3,8,2,6,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,7,1,3,8,4]=>[7,4,3,2,8,6,1,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,1,5,6,7,8,3,4]=>[7,8,4,3,2,1,6,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,1,6,7,8,3,4]=>[7,4,8,3,2,1,6,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,1,7,8,3,4]=>[7,4,3,8,2,1,6,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,7,1,8,3,4]=>[7,4,3,2,8,1,6,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,5,6,7,8,1,3,4]=>[7,4,3,2,1,8,6,5]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,1,5,3,7,4,8,6]=>[7,8,4,6,2,5,1,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,3,4,8,6]=>[7,8,4,2,6,5,1,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,7,3,4,8,6]=>[7,4,8,2,6,5,1,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,1,3,4,8,6]=>[7,4,2,8,6,5,1,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,3,7,8,4,6]=>[7,4,8,6,2,1,5,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,3,8,4,6]=>[7,8,4,2,6,1,5,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,7,3,8,4,6]=>[7,4,8,2,6,1,5,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,8,3,4,6]=>[7,8,4,2,1,6,5,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,1,8,3,4,6]=>[7,4,2,8,1,6,5,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,8,1,3,4,6]=>[7,4,2,1,8,6,5,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,3,7,4,6,8]=>[7,4,8,6,2,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,1,5,7,3,4,6,8]=>[7,8,4,2,6,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,7,3,4,6,8]=>[7,4,8,2,6,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,7,1,3,4,6,8]=>[7,4,2,8,6,5,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,5,1,3,4,7,6,8]=>[7,4,8,6,5,2,3,1]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,3,5,1,4,7,6,8]=>[7,6,4,8,5,2,3,1]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,1,3,5,7,4,6,8]=>[7,8,6,4,2,5,3,1]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,1,5,7,4,6,8]=>[7,6,8,4,2,5,3,1]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,1,4,6,8]=>[7,6,4,2,8,5,3,1]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,5,1,3,4,7,8,6]=>[7,4,8,6,5,2,1,3]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,3,5,1,4,7,8,6]=>[7,6,4,8,5,2,1,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,1,3,5,7,4,8,6]=>[7,8,6,4,2,5,1,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,1,7,4,8,6]=>[7,6,4,8,2,5,1,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,1,4,8,6]=>[7,6,4,2,8,5,1,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,1,7,8,4,6]=>[7,6,4,8,2,1,5,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,3,5,7,1,8,4,6]=>[7,6,4,2,8,1,5,3]=>[[[[[.,.],[.,.]],[.,.]],.],[.,.]]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]
[2,5,1,3,8,4,6,7]=>[7,4,8,6,1,5,3,2]=>[[[.,[[.,.],.]],[[.,.],.]],[.,.]]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]
[2,1,5,8,3,4,6,7]=>[7,8,4,1,6,5,3,2]=>[[[.,[[.,.],.]],[[.,.],.]],[.,.]]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]
[2,5,1,8,3,4,6,7]=>[7,4,8,1,6,5,3,2]=>[[[.,[[.,.],.]],[[.,.],.]],[.,.]]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]
[2,5,8,1,3,4,6,7]=>[7,4,1,8,6,5,3,2]=>[[[.,[[.,.],.]],[[.,.],.]],[.,.]]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]
[2,5,1,3,4,8,6,7]=>[7,4,8,6,5,1,3,2]=>[[[.,[[.,.],.]],[[.,.],.]],[.,.]]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]
[2,3,5,1,4,8,6,7]=>[7,6,4,8,5,1,3,2]=>[[[[.,[[.,.],.]],[.,.]],.],[.,.]]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]
[2,3,1,5,8,4,6,7]=>[7,6,8,4,1,5,3,2]=>[[[[.,[[.,.],.]],[.,.]],.],[.,.]]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]
[2,3,5,1,8,4,6,7]=>[7,6,4,8,1,5,3,2]=>[[[[.,[[.,.],.]],[.,.]],.],[.,.]]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]
[2,3,5,8,1,4,6,7]=>[7,6,4,1,8,5,3,2]=>[[[[.,[[.,.],.]],[.,.]],.],[.,.]]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]
[2,1,5,3,4,6,8,7]=>[7,8,4,6,5,3,1,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,5,1,3,4,6,8,7]=>[7,4,8,6,5,3,1,2]=>[[[[.,[.,.]],.],[[.,.],.]],[.,.]]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]
[2,3,5,1,4,6,8,7]=>[7,6,4,8,5,3,1,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,4,8,7]=>[7,6,4,3,8,5,1,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,1,3,5,6,8,4,7]=>[7,8,6,4,3,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,1,5,6,8,4,7]=>[7,6,8,4,3,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,5,1,6,8,4,7]=>[7,6,4,8,3,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,8,4,7]=>[7,6,4,3,8,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,3,5,6,8,1,4,7]=>[7,6,4,3,1,8,5,2]=>[[[[[.,[.,.]],.],[.,.]],.],[.,.]]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]
[2,5,1,3,4,6,7,8]=>[7,4,8,6,5,3,2,1]=>[[[[[.,.],.],.],[[.,.],.]],[.,.]]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]
[2,3,5,1,4,6,7,8]=>[7,6,4,8,5,3,2,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,4,7,8]=>[7,6,4,3,8,5,2,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,1,6,7,4,8]=>[7,6,4,8,3,2,5,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,7,4,8]=>[7,6,4,3,8,2,5,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,7,1,4,8]=>[7,6,4,3,2,8,5,1]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,1,6,7,8,4]=>[7,6,4,8,3,2,1,5]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,1,7,8,4]=>[7,6,4,3,8,2,1,5]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,3,5,6,7,8,1,4]=>[7,6,4,3,2,1,8,5]=>[[[[[[.,.],.],.],[.,.]],.],[.,.]]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]
[2,1,6,3,7,4,8,5]=>[7,8,3,6,2,5,1,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,7,4,8,5]=>[7,3,8,6,2,5,1,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,1,7,3,4,8,5]=>[7,3,8,2,6,5,1,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,7,1,3,4,8,5]=>[7,3,2,8,6,5,1,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,1,6,3,7,8,4,5]=>[7,8,3,6,2,1,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,1,7,3,8,4,5]=>[7,3,8,2,6,1,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,7,1,3,8,4,5]=>[7,3,2,8,6,1,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,1,6,7,8,3,4,5]=>[7,8,3,2,1,6,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,1,7,8,3,4,5]=>[7,3,8,2,1,6,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,7,1,8,3,4,5]=>[7,3,2,8,1,6,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,7,8,1,3,4,5]=>[7,3,2,1,8,6,5,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,1,6,7,3,4,5,8]=>[7,8,3,2,6,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,1,7,3,4,5,8]=>[7,3,8,2,6,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,7,1,3,4,5,8]=>[7,3,2,8,6,5,4,1]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,3,1,6,4,7,5,8]=>[7,6,8,3,5,2,4,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,4,7,5,8]=>[7,6,3,8,5,2,4,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,1,3,6,7,4,5,8]=>[7,8,6,3,2,5,4,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,7,4,5,8]=>[7,6,8,3,2,5,4,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,1,4,5,8]=>[7,6,3,2,8,5,4,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,1,6,3,4,7,8,5]=>[7,8,3,6,5,2,1,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,4,7,8,5]=>[7,3,8,6,5,2,1,4]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,3,1,6,4,7,8,5]=>[7,6,8,3,5,2,1,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,4,7,8,5]=>[7,6,3,8,5,2,1,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,7,4,8,5]=>[7,6,8,3,2,5,1,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,7,4,8,5]=>[7,6,3,8,2,5,1,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,1,4,8,5]=>[7,6,3,2,8,5,1,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,1,3,6,7,8,4,5]=>[7,8,6,3,2,1,5,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,7,8,4,5]=>[7,6,8,3,2,1,5,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,7,8,4,5]=>[7,6,3,8,2,1,5,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,1,8,4,5]=>[7,6,3,2,8,1,5,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,7,8,1,4,5]=>[7,6,3,2,1,8,5,4]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,1,6,3,8,4,5,7]=>[7,8,3,6,1,5,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,8,4,5,7]=>[7,3,8,6,1,5,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,1,6,8,3,4,5,7]=>[7,8,3,1,6,5,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,6,1,8,3,4,5,7]=>[7,3,8,1,6,5,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,6,8,1,3,4,5,7]=>[7,3,1,8,6,5,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,1,6,3,4,8,5,7]=>[7,8,3,6,5,1,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,4,8,5,7]=>[7,3,8,6,5,1,4,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,1,3,6,4,8,5,7]=>[7,8,6,3,5,1,4,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,4,8,5,7]=>[7,6,8,3,5,1,4,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,4,8,5,7]=>[7,6,3,8,5,1,4,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,1,3,6,8,4,5,7]=>[7,8,6,3,1,5,4,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,8,4,5,7]=>[7,6,8,3,1,5,4,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,8,4,5,7]=>[7,6,3,8,1,5,4,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,1,6,3,4,5,8,7]=>[7,8,3,6,5,4,1,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,6,1,3,4,5,8,7]=>[7,3,8,6,5,4,1,2]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[2,3,6,1,4,5,8,7]=>[7,6,3,8,5,4,1,2]=>[[[[.,[.,.]],[[.,.],.]],.],[.,.]]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]
[2,3,4,6,1,5,8,7]=>[7,6,5,3,8,4,1,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[2,3,4,1,6,8,5,7]=>[7,6,5,8,3,1,4,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[2,3,4,6,8,1,5,7]=>[7,6,5,3,1,8,4,2]=>[[[[[.,[.,.]],[.,.]],.],.],[.,.]]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]
[2,6,1,3,4,5,7,8]=>[7,3,8,6,5,4,2,1]=>[[[[.,.],.],[[[.,.],.],.]],[.,.]]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]
[2,1,3,6,4,5,7,8]=>[7,8,6,3,5,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,1,6,4,5,7,8]=>[7,6,8,3,5,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,6,1,4,5,7,8]=>[7,6,3,8,5,4,2,1]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]
[2,3,4,6,1,7,5,8]=>[7,6,5,3,8,2,4,1]=>[[[[[[.,.],.],[.,.]],.],.],[.,.]]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]
[2,3,4,6,7,8,1,5]=>[7,6,5,3,2,1,8,4]=>[[[[[[.,.],.],[.,.]],.],.],[.,.]]=>[[[[[.,.],.],[.,.]],.],[.,[.,.]]]
[2,1,7,3,8,4,5,6]=>[7,8,2,6,1,5,4,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,1,7,8,3,4,5,6]=>[7,8,2,1,6,5,4,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,7,1,8,3,4,5,6]=>[7,2,8,1,6,5,4,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,7,8,1,3,4,5,6]=>[7,2,1,8,6,5,4,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,1,7,3,4,8,5,6]=>[7,8,2,6,5,1,4,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,7,1,3,4,8,5,6]=>[7,2,8,6,5,1,4,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,3,1,7,4,8,5,6]=>[7,6,8,2,5,1,4,3]=>[[[[.,.],[[[.,.],.],.]],.],[.,.]]=>[[[.,.],[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,1,4,8,5,6]=>[7,6,2,8,5,1,4,3]=>[[[[.,.],[[[.,.],.],.]],.],[.,.]]=>[[[.,.],[[[.,.],.],.]],[.,[.,.]]]
[2,1,3,7,8,4,5,6]=>[7,8,6,2,1,5,4,3]=>[[[[.,.],[[[.,.],.],.]],.],[.,.]]=>[[[.,.],[[[.,.],.],.]],[.,[.,.]]]
[2,3,7,8,1,4,5,6]=>[7,6,2,1,8,5,4,3]=>[[[[.,.],[[[.,.],.],.]],.],[.,.]]=>[[[.,.],[[[.,.],.],.]],[.,[.,.]]]
[2,1,7,3,4,5,8,6]=>[7,8,2,6,5,4,1,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,7,1,3,4,5,8,6]=>[7,2,8,6,5,4,1,3]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,3,4,1,7,5,8,6]=>[7,6,5,8,2,4,1,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,4,7,1,5,8,6]=>[7,6,5,2,8,4,1,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,1,3,4,7,8,5,6]=>[7,8,6,5,2,1,4,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,1,4,7,8,5,6]=>[7,6,8,5,2,1,4,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,4,1,7,8,5,6]=>[7,6,5,8,2,1,4,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,4,7,1,8,5,6]=>[7,6,5,2,8,1,4,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,4,7,8,1,5,6]=>[7,6,5,2,1,8,4,3]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,1,7,3,4,5,6,8]=>[7,8,2,6,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,7,1,3,4,5,6,8]=>[7,2,8,6,5,4,3,1]=>[[[.,.],[[[[.,.],.],.],.]],[.,.]]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]
[2,1,3,4,7,5,6,8]=>[7,8,6,5,2,4,3,1]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,1,4,7,5,6,8]=>[7,6,8,5,2,4,3,1]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,4,1,7,5,6,8]=>[7,6,5,8,2,4,3,1]=>[[[[[.,.],[[.,.],.]],.],.],[.,.]]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]
[2,3,4,5,7,1,8,6]=>[7,6,5,4,2,8,1,3]=>[[[[[[.,.],[.,.]],.],.],.],[.,.]]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]
[2,3,4,5,7,8,1,6]=>[7,6,5,4,2,1,8,3]=>[[[[[[.,.],[.,.]],.],.],.],[.,.]]=>[[[[[.,.],[.,.]],.],.],[.,[.,.]]]
[2,1,8,3,4,5,6,7]=>[7,8,1,6,5,4,3,2]=>[[.,[[[[[.,.],.],.],.],.]],[.,.]]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[2,8,1,3,4,5,6,7]=>[7,1,8,6,5,4,3,2]=>[[.,[[[[[.,.],.],.],.],.]],[.,.]]=>[.,[[[[[[.,.],.],.],.],.],[.,.]]]
[2,1,3,8,4,5,6,7]=>[7,8,6,1,5,4,3,2]=>[[[.,[[[[.,.],.],.],.]],.],[.,.]]=>[[.,[[[[.,.],.],.],.]],[.,[.,.]]]
[2,3,1,8,4,5,6,7]=>[7,6,8,1,5,4,3,2]=>[[[.,[[[[.,.],.],.],.]],.],[.,.]]=>[[.,[[[[.,.],.],.],.]],[.,[.,.]]]
[2,3,8,1,4,5,6,7]=>[7,6,1,8,5,4,3,2]=>[[[.,[[[[.,.],.],.],.]],.],[.,.]]=>[[.,[[[[.,.],.],.],.]],[.,[.,.]]]
[2,1,3,4,8,5,6,7]=>[7,8,6,5,1,4,3,2]=>[[[[.,[[[.,.],.],.]],.],.],[.,.]]=>[[[.,[[[.,.],.],.]],.],[.,[.,.]]]
[2,3,1,4,8,5,6,7]=>[7,6,8,5,1,4,3,2]=>[[[[.,[[[.,.],.],.]],.],.],[.,.]]=>[[[.,[[[.,.],.],.]],.],[.,[.,.]]]
[2,3,4,1,8,5,6,7]=>[7,6,5,8,1,4,3,2]=>[[[[.,[[[.,.],.],.]],.],.],[.,.]]=>[[[.,[[[.,.],.],.]],.],[.,[.,.]]]
[2,3,4,8,1,5,6,7]=>[7,6,5,1,8,4,3,2]=>[[[[.,[[[.,.],.],.]],.],.],[.,.]]=>[[[.,[[[.,.],.],.]],.],[.,[.,.]]]
[2,1,3,4,5,8,6,7]=>[7,8,6,5,4,1,3,2]=>[[[[[.,[[.,.],.]],.],.],.],[.,.]]=>[[[[.,[[.,.],.]],.],.],[.,[.,.]]]
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[2,3,4,5,1,8,6,7]=>[7,6,5,4,8,1,3,2]=>[[[[[.,[[.,.],.]],.],.],.],[.,.]]=>[[[[.,[[.,.],.]],.],.],[.,[.,.]]]
[2,3,4,5,8,1,6,7]=>[7,6,5,4,1,8,3,2]=>[[[[[.,[[.,.],.]],.],.],.],[.,.]]=>[[[[.,[[.,.],.]],.],.],[.,[.,.]]]
[2,3,4,5,6,8,1,7]=>[7,6,5,4,3,1,8,2]=>[[[[[[.,[.,.]],.],.],.],.],[.,.]]=>[[[[[.,[.,.]],.],.],.],[.,[.,.]]]
[3,1,4,2,6,5,8,7]=>[6,8,5,7,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,6,5,8,7]=>[6,5,8,7,3,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,2,5,8,7]=>[6,5,8,3,7,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,2,5,8,7]=>[6,5,3,8,7,4,1,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,1,4,2,6,8,5,7]=>[6,8,5,7,3,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,6,8,5,7]=>[6,5,8,7,3,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,2,8,5,7]=>[6,5,8,3,7,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,2,8,5,7]=>[6,5,3,8,7,1,4,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,8,2,5,7]=>[6,8,5,3,1,7,4,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,4,6,8,1,2,5,7]=>[6,5,3,1,8,7,4,2]=>[[[[.,[.,.]],[.,.]],.],[[.,.],.]]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]
[3,1,4,2,6,5,7,8]=>[6,8,5,7,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,6,5,7,8]=>[6,5,8,7,3,4,2,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,2,5,7,8]=>[6,8,5,3,7,4,2,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,2,5,7,8]=>[6,5,8,3,7,4,2,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,6,7,5,8]=>[6,5,8,7,3,2,4,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,2,7,5,8]=>[6,8,5,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,2,7,5,8]=>[6,5,8,3,7,2,4,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,2,7,5,8]=>[6,5,3,8,7,2,4,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,7,2,5,8]=>[6,5,3,8,2,7,4,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,1,2,5,8]=>[6,5,3,2,8,7,4,1]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,1,4,2,6,7,8,5]=>[6,8,5,7,3,2,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,2,6,7,8,5]=>[6,5,8,7,3,2,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,2,7,8,5]=>[6,8,5,3,7,2,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,2,7,8,5]=>[6,5,8,3,7,2,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,2,7,8,5]=>[6,5,3,8,7,2,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,1,4,6,7,2,8,5]=>[6,8,5,3,2,7,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,7,2,8,5]=>[6,5,8,3,2,7,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,7,2,8,5]=>[6,5,3,8,2,7,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,1,2,8,5]=>[6,5,3,2,8,7,1,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,1,6,7,8,2,5]=>[6,5,8,3,2,1,7,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,1,7,8,2,5]=>[6,5,3,8,2,1,7,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,1,8,2,5]=>[6,5,3,2,8,1,7,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,4,6,7,8,1,2,5]=>[6,5,3,2,1,8,7,4]=>[[[[[.,.],.],[.,.]],.],[[.,.],.]]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]
[3,1,4,2,7,5,8,6]=>[6,8,5,7,2,4,1,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,2,7,5,8,6]=>[6,5,8,7,2,4,1,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,2,5,8,6]=>[6,8,5,2,7,4,1,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,7,2,5,8,6]=>[6,5,8,2,7,4,1,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,2,7,8,5,6]=>[6,8,5,7,2,1,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,2,7,8,5,6]=>[6,5,8,7,2,1,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,2,8,5,6]=>[6,8,5,2,7,1,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,7,2,8,5,6]=>[6,5,8,2,7,1,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,1,2,8,5,6]=>[6,5,2,8,7,1,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,8,2,5,6]=>[6,8,5,2,1,7,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,7,8,2,5,6]=>[6,5,8,2,1,7,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,1,8,2,5,6]=>[6,5,2,8,1,7,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,8,1,2,5,6]=>[6,5,2,1,8,7,4,3]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,1,2,7,5,6,8]=>[6,5,8,7,2,4,3,1]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,7,2,5,6,8]=>[6,8,5,2,7,4,3,1]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,4,7,1,2,5,6,8]=>[6,5,2,8,7,4,3,1]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]
[3,1,4,2,5,7,6,8]=>[6,8,5,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,1,2,5,7,6,8]=>[6,5,8,7,4,2,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,1,4,5,2,7,6,8]=>[6,8,5,4,7,2,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,1,5,2,7,6,8]=>[6,5,8,4,7,2,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,5,1,2,7,6,8]=>[6,5,4,8,7,2,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,1,4,5,7,2,6,8]=>[6,8,5,4,2,7,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,1,5,7,2,6,8]=>[6,5,8,4,2,7,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,5,1,7,2,6,8]=>[6,5,4,8,2,7,3,1]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,1,4,2,5,7,8,6]=>[6,8,5,7,4,2,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,1,2,5,7,8,6]=>[6,5,8,7,4,2,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,1,5,2,7,8,6]=>[6,5,8,4,7,2,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,5,1,2,7,8,6]=>[6,5,4,8,7,2,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,1,4,5,7,2,8,6]=>[6,8,5,4,2,7,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,5,7,1,2,8,6]=>[6,5,4,2,8,7,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,1,4,5,7,8,2,6]=>[6,8,5,4,2,1,7,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,1,5,7,8,2,6]=>[6,5,8,4,2,1,7,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,4,5,1,7,8,2,6]=>[6,5,4,8,2,1,7,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[3,1,4,2,8,5,6,7]=>[6,8,5,7,1,4,3,2]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]=>[[.,[[[.,.],.],.]],[.,[[.,.],.]]]
[3,4,1,2,8,5,6,7]=>[6,5,8,7,1,4,3,2]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]=>[[.,[[[.,.],.],.]],[.,[[.,.],.]]]
[3,1,4,8,2,5,6,7]=>[6,8,5,1,7,4,3,2]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]=>[[.,[[[.,.],.],.]],[.,[[.,.],.]]]
[3,4,1,8,2,5,6,7]=>[6,5,8,1,7,4,3,2]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]=>[[.,[[[.,.],.],.]],[.,[[.,.],.]]]
[3,4,8,1,2,5,6,7]=>[6,5,1,8,7,4,3,2]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]=>[[.,[[[.,.],.],.]],[.,[[.,.],.]]]
[3,4,1,2,5,8,6,7]=>[6,5,8,7,4,1,3,2]=>[[[[.,[[.,.],.]],.],.],[[.,.],.]]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]
[3,1,4,5,2,8,6,7]=>[6,8,5,4,7,1,3,2]=>[[[[.,[[.,.],.]],.],.],[[.,.],.]]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]
[3,4,1,5,2,8,6,7]=>[6,5,8,4,7,1,3,2]=>[[[[.,[[.,.],.]],.],.],[[.,.],.]]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]
[3,4,5,1,2,8,6,7]=>[6,5,4,8,7,1,3,2]=>[[[[.,[[.,.],.]],.],.],[[.,.],.]]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]
[3,4,1,5,8,2,6,7]=>[6,5,8,4,1,7,3,2]=>[[[[.,[[.,.],.]],.],.],[[.,.],.]]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]
[3,4,5,8,1,2,6,7]=>[6,5,4,1,8,7,3,2]=>[[[[.,[[.,.],.]],.],.],[[.,.],.]]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]
[3,4,1,2,5,6,8,7]=>[6,5,8,7,4,3,1,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,5,1,2,6,8,7]=>[6,5,4,8,7,3,1,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,1,4,5,6,2,8,7]=>[6,8,5,4,3,7,1,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,1,5,6,2,8,7]=>[6,5,8,4,3,7,1,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,5,1,6,2,8,7]=>[6,5,4,8,3,7,1,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,5,6,1,2,8,7]=>[6,5,4,3,8,7,1,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,1,4,5,6,8,2,7]=>[6,8,5,4,3,1,7,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,1,5,6,8,2,7]=>[6,5,8,4,3,1,7,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,5,6,1,8,2,7]=>[6,5,4,3,8,1,7,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,4,5,6,8,1,2,7]=>[6,5,4,3,1,8,7,2]=>[[[[[.,[.,.]],.],.],.],[[.,.],.]]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]
[3,1,4,2,5,6,7,8]=>[6,8,5,7,4,3,2,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
[3,1,4,5,2,6,7,8]=>[6,8,5,4,7,3,2,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
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[3,1,4,5,6,2,7,8]=>[6,8,5,4,3,7,2,1]=>[[[[[[.,.],.],.],.],.],[[.,.],.]]=>[[[[[.,.],.],.],.],[.,[[.,.],.]]]
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[3,1,5,6,7,2,8,4]=>[6,8,4,3,2,7,1,5]=>[[[[[.,.],.],.],[.,.]],[[.,.],.]]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]
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[3,5,1,2,7,4,8,6]=>[6,4,8,7,2,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,2,4,8,6]=>[6,8,4,2,7,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,2,4,8,6]=>[6,4,8,2,7,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,2,4,8,6]=>[6,4,2,8,7,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,2,7,8,4,6]=>[6,8,4,7,2,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,2,7,8,4,6]=>[6,4,8,7,2,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,2,8,4,6]=>[6,8,4,2,7,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,7,2,8,4,6]=>[6,4,8,2,7,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,2,8,4,6]=>[6,4,2,8,7,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,8,2,4,6]=>[6,8,4,2,1,7,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,8,1,2,4,6]=>[6,4,2,1,8,7,5,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,2,7,4,6,8]=>[6,8,4,7,2,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,2,7,4,6,8]=>[6,4,8,7,2,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,1,5,7,2,4,6,8]=>[6,8,4,2,7,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,7,1,2,4,6,8]=>[6,4,2,8,7,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[3,5,1,2,4,7,6,8]=>[6,4,8,7,5,2,3,1]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[1,3,5,2,4,7,6,8]=>[8,6,4,7,5,2,3,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]
[3,1,2,5,7,4,6,8]=>[6,8,7,4,2,5,3,1]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[1,3,5,7,2,4,6,8]=>[8,6,4,2,7,5,3,1]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]
[3,5,1,2,4,7,8,6]=>[6,4,8,7,5,2,1,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[1,3,5,2,4,7,8,6]=>[8,6,4,7,5,2,1,3]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]
[3,1,2,5,7,4,8,6]=>[6,8,7,4,2,5,1,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[1,3,5,2,7,4,8,6]=>[8,6,4,7,2,5,1,3]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]
[1,3,5,7,2,4,8,6]=>[8,6,4,2,7,5,1,3]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]
[1,3,5,7,8,2,4,6]=>[8,6,4,2,1,7,5,3]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]
[3,1,5,2,8,4,6,7]=>[6,8,4,7,1,5,3,2]=>[[[.,[[.,.],.]],[.,.]],[[.,.],.]]=>[[.,[[.,.],.]],[[.,.],[[.,.],.]]]
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[1,3,5,2,4,6,8,7]=>[8,6,4,7,5,3,1,2]=>[[[[[.,[.,.]],.],[.,.]],[.,.]],.]=>[[[[.,[.,.]],.],[.,.]],[[.,.],.]]
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[1,3,2,5,6,8,4,7]=>[8,6,7,4,3,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],[.,.]],.]=>[[[[.,[.,.]],.],[.,.]],[[.,.],.]]
[1,3,5,2,6,8,4,7]=>[8,6,4,7,3,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],[.,.]],.]=>[[[[.,[.,.]],.],[.,.]],[[.,.],.]]
[1,3,5,6,2,8,4,7]=>[8,6,4,3,7,1,5,2]=>[[[[[.,[.,.]],.],[.,.]],[.,.]],.]=>[[[[.,[.,.]],.],[.,.]],[[.,.],.]]
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[1,3,5,2,4,6,7,8]=>[8,6,4,7,5,3,2,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[[[[[.,.],.],.],[.,.]],[[.,.],.]]
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[1,3,5,6,2,4,7,8]=>[8,6,4,3,7,5,2,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[[[[[.,.],.],.],[.,.]],[[.,.],.]]
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[1,3,5,2,6,7,4,8]=>[8,6,4,7,3,2,5,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[[[[[.,.],.],.],[.,.]],[[.,.],.]]
[1,3,5,6,2,7,4,8]=>[8,6,4,3,7,2,5,1]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]=>[[[[[.,.],.],.],[.,.]],[[.,.],.]]
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[1,3,2,4,7,5,6,8]=>[8,6,7,5,2,4,3,1]=>[[[[[.,.],[[.,.],.]],.],[.,.]],.]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]
[1,3,4,2,7,5,6,8]=>[8,6,5,7,2,4,3,1]=>[[[[[.,.],[[.,.],.]],.],[.,.]],.]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]
[1,3,4,7,2,5,6,8]=>[8,6,5,2,7,4,3,1]=>[[[[[.,.],[[.,.],.]],.],[.,.]],.]=>[[[[.,.],[[.,.],.]],.],[[.,.],.]]
[1,3,4,5,7,2,6,8]=>[8,6,5,4,2,7,3,1]=>[[[[[[.,.],[.,.]],.],.],[.,.]],.]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]
[3,1,2,4,5,7,8,6]=>[6,8,7,5,4,2,1,3]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]
[1,3,4,5,7,8,2,6]=>[8,6,5,4,2,1,7,3]=>[[[[[[.,.],[.,.]],.],.],[.,.]],.]=>[[[[[.,.],[.,.]],.],.],[[.,.],.]]
[3,1,8,2,4,5,6,7]=>[6,8,1,7,5,4,3,2]=>[[.,[[[[.,.],.],.],.]],[[.,.],.]]=>[.,[[[[[.,.],.],.],.],[[.,.],.]]]
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[1,3,8,2,4,5,6,7]=>[8,6,1,7,5,4,3,2]=>[[[.,[[[[.,.],.],.],.]],[.,.]],.]=>[[.,[[[[.,.],.],.],.]],[[.,.],.]]
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[1,3,2,4,8,5,6,7]=>[8,6,7,5,1,4,3,2]=>[[[[.,[[[.,.],.],.]],.],[.,.]],.]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]
[1,3,4,2,8,5,6,7]=>[8,6,5,7,1,4,3,2]=>[[[[.,[[[.,.],.],.]],.],[.,.]],.]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]
[1,3,4,8,2,5,6,7]=>[8,6,5,1,7,4,3,2]=>[[[[.,[[[.,.],.],.]],.],[.,.]],.]=>[[[.,[[[.,.],.],.]],.],[[.,.],.]]
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[1,4,2,5,3,8,6,7]=>[8,5,7,4,6,1,3,2]=>[[[[.,[[.,.],.]],.],[[.,.],.]],.]=>[[[.,[[.,.],.]],.],[[[.,.],.],.]]
[1,4,5,2,3,8,6,7]=>[8,5,4,7,6,1,3,2]=>[[[[.,[[.,.],.]],.],[[.,.],.]],.]=>[[[.,[[.,.],.]],.],[[[.,.],.],.]]
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[1,4,2,5,6,8,3,7]=>[8,5,7,4,3,1,6,2]=>[[[[[.,[.,.]],.],.],[[.,.],.]],.]=>[[[[.,[.,.]],.],.],[[[.,.],.],.]]
[1,4,5,6,8,2,3,7]=>[8,5,4,3,1,7,6,2]=>[[[[[.,[.,.]],.],.],[[.,.],.]],.]=>[[[[.,[.,.]],.],.],[[[.,.],.],.]]
[4,1,5,2,3,6,7,8]=>[5,8,4,7,6,3,2,1]=>[[[[[.,.],.],.],.],[[[.,.],.],.]]=>[[[[.,.],.],.],[.,[[[.,.],.],.]]]
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[1,2,3,6,4,7,8,5]=>[8,7,6,3,5,2,1,4]=>[[[[[[.,.],.],[[.,.],.]],.],.],.]=>[[[[[.,.],.],[[.,.],.]],.],[.,.]]
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[6,1,2,8,3,4,5,7]=>[3,8,7,1,6,5,4,2]=>[[.,[.,.]],[[[[[.,.],.],.],.],.]]=>[.,[[.,.],[[[[[.,.],.],.],.],.]]]
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[1,6,8,2,3,4,5,7]=>[8,3,1,7,6,5,4,2]=>[[[.,[.,.]],[[[[.,.],.],.],.]],.]=>[[.,[.,.]],[[[[[.,.],.],.],.],.]]
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[1,2,6,3,8,4,5,7]=>[8,7,3,6,1,5,4,2]=>[[[[.,[.,.]],[[[.,.],.],.]],.],.]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]
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[1,2,3,7,4,8,5,6]=>[8,7,6,2,5,1,4,3]=>[[[[[.,.],[[[.,.],.],.]],.],.],.]=>[[[[.,.],[[[.,.],.],.]],.],[.,.]]
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[5,3,2,6,1,4,8,7]=>[4,6,7,3,8,5,1,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[7,3,2,5,4,8,1,6]=>[2,6,7,4,5,1,8,3]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[8,4,5,2,3,7,6,1]=>[1,5,4,7,6,2,3,8]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]=>[[[[.,[.,.]],.],[[.,.],[.,.]]],.]
[7,4,5,2,3,8,1,6]=>[2,5,4,7,6,1,8,3]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[6,4,5,2,3,1,8,7]=>[3,5,4,7,6,8,1,2]=>[[.,[.,.]],[[.,.],[[.,.],[.,.]]]]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[5,4,6,2,1,3,8,7]=>[4,5,3,7,8,6,1,2]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]=>[[.,[.,.]],[.,[.,[[.,.],[.,.]]]]]
[3,6,1,5,4,2,8,7]=>[6,3,8,4,5,7,1,2]=>[[[.,[.,.]],[.,[.,.]]],[[.,.],.]]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]
[4,6,5,1,3,2,8,7]=>[5,3,4,8,6,7,1,2]=>[[[.,[.,.]],[.,.]],[[.,[.,.]],.]]=>[[.,[.,.]],[[.,.],[[.,[.,.]],.]]]
[5,6,4,3,1,2,8,7]=>[4,3,5,6,8,7,1,2]=>[[[.,[.,.]],.],[.,[.,[[.,.],.]]]]=>[[.,[.,.]],[.,[.,[.,[[.,.],.]]]]]
[7,5,4,3,2,8,1,6]=>[2,4,5,6,7,1,8,3]=>[[.,.],[[.,.],[.,[.,[.,[.,.]]]]]]=>[.,[.,[[.,.],[.,[.,[.,[.,.]]]]]]]
[8,6,4,3,7,2,5,1]=>[1,3,5,6,2,7,4,8]=>[.,[[.,.],[[.,.],[.,[.,[.,.]]]]]]=>[[[.,.],[[.,.],[.,[.,[.,.]]]]],.]
[7,6,4,3,8,2,1,5]=>[2,3,5,6,1,7,8,4]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]=>[.,[.,[.,[[.,.],[.,[.,[.,.]]]]]]]
[6,7,4,3,8,1,2,5]=>[3,2,5,6,1,8,7,4]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[5,7,4,3,1,8,2,6]=>[4,2,5,6,8,1,7,3]=>[[[.,.],[.,.]],[.,[.,[[.,.],.]]]]=>[[.,.],[[.,.],[.,[.,[[.,.],.]]]]]
[4,7,5,1,3,8,2,6]=>[5,2,4,8,6,1,7,3]=>[[[.,.],[[.,.],.]],[[.,[.,.]],.]]=>[[.,.],[[[.,.],.],[[.,[.,.]],.]]]
[3,7,1,5,4,8,2,6]=>[6,2,8,4,5,1,7,3]=>[[[.,.],[[.,.],[.,.]]],[[.,.],.]]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]
[2,1,7,5,4,8,3,6]=>[7,8,2,4,5,1,6,3]=>[[[.,.],[[.,.],[.,[.,.]]]],[.,.]]=>[[.,.],[[[.,.],[.,[.,.]]],[.,.]]]
[3,8,1,5,4,7,6,2]=>[6,1,8,4,5,2,3,7]=>[[.,[[.,[.,.]],[.,.]]],[[.,.],.]]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[4,8,5,1,3,7,6,2]=>[5,1,4,8,6,2,3,7]=>[[.,[[.,[.,.]],.]],[[.,[.,.]],.]]=>[.,[[[.,[.,.]],.],[[.,[.,.]],.]]]
[5,8,4,3,1,7,6,2]=>[4,1,5,6,8,2,3,7]=>[[.,[.,[.,.]]],[.,[.,[[.,.],.]]]]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[6,8,4,3,7,1,5,2]=>[3,1,5,6,2,8,4,7]=>[[.,[.,.]],[[.,.],[.,[[.,.],.]]]]=>[.,[[.,.],[[.,.],[.,[[.,.],.]]]]]
[7,8,4,3,6,5,1,2]=>[2,1,5,6,3,4,8,7]=>[[.,.],[[.,[.,.]],[.,[[.,.],.]]]]=>[.,[.,[[.,[.,.]],[.,[[.,.],.]]]]]
[6,8,5,7,3,1,4,2]=>[3,1,4,2,6,8,5,7]=>[[.,[.,.]],[.,[[.,.],[[.,.],.]]]]=>[.,[[.,.],[.,[[.,.],[[.,.],.]]]]]
[5,8,6,7,1,3,4,2]=>[4,1,3,2,8,6,5,7]=>[[.,[[.,.],.]],[[[.,.],[.,.]],.]]=>[.,[[[.,.],.],[[[.,.],[.,.]],.]]]
[4,8,6,1,7,3,5,2]=>[5,1,3,8,2,6,4,7]=>[[.,[[.,.],[.,.]]],[[.,[.,.]],.]]=>[.,[[[.,.],[.,.]],[[.,[.,.]],.]]]
[3,8,1,6,7,4,5,2]=>[6,1,8,3,2,5,4,7]=>[[.,[[.,.],[[.,.],.]]],[[.,.],.]]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[2,1,8,6,7,4,5,3]=>[7,8,1,3,2,5,4,6]=>[[.,[[.,.],[[.,.],[.,.]]]],[.,.]]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]
[2,1,7,6,8,4,3,5]=>[7,8,2,3,1,5,6,4]=>[[[.,.],[.,[[.,.],[.,.]]]],[.,.]]=>[[.,.],[[.,[[.,.],[.,.]]],[.,.]]]
[3,7,1,6,8,4,2,5]=>[6,2,8,3,1,5,7,4]=>[[[.,.],[.,[[.,.],.]]],[[.,.],.]]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]
[4,7,6,1,8,3,2,5]=>[5,2,3,8,1,6,7,4]=>[[[.,.],[.,[.,.]]],[[.,[.,.]],.]]=>[[.,.],[[.,[.,.]],[[.,[.,.]],.]]]
[5,7,6,8,1,3,2,4]=>[4,2,3,1,8,6,7,5]=>[[[.,.],[.,.]],[[[.,.],[.,.]],.]]=>[[.,.],[[.,.],[[[.,.],[.,.]],.]]]
[5,4,7,2,1,8,3,6]=>[4,5,2,7,8,1,6,3]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]
[6,4,7,2,8,1,3,5]=>[3,5,2,7,1,8,6,4]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[7,4,6,2,8,3,1,5]=>[2,5,3,7,1,6,8,4]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[8,4,6,2,7,3,5,1]=>[1,5,3,7,2,6,4,8]=>[.,[[[.,.],[.,.]],[[.,.],[.,.]]]]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]
[8,3,2,6,7,4,5,1]=>[1,6,7,3,2,5,4,8]=>[.,[[[.,.],[[.,.],.]],[.,[.,.]]]]=>[[[[.,.],[[.,.],.]],[.,[.,.]]],.]
[7,3,2,6,8,4,1,5]=>[2,6,7,3,1,5,8,4]=>[[.,.],[[.,[[.,.],.]],[.,[.,.]]]]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[6,3,2,7,8,1,4,5]=>[3,6,7,2,1,8,5,4]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[5,3,2,7,1,8,4,6]=>[4,6,7,2,8,1,5,3]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[4,3,2,1,7,8,5,6]=>[5,6,7,8,2,1,4,3]=>[[[.,.],[[.,.],.]],[.,[.,[.,.]]]]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]
[3,4,1,2,8,7,6,5]=>[6,5,8,7,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],.],[[.,.],.]]=>[[.,[.,[.,[.,.]]]],[.,[[.,.],.]]]
[5,3,2,8,1,7,6,4]=>[4,6,7,1,8,2,3,5]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[6,3,2,8,7,1,5,4]=>[3,6,7,1,2,8,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[7,3,2,8,6,5,1,4]=>[2,6,7,1,3,4,8,5]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[8,4,7,2,6,5,3,1]=>[1,5,2,7,3,4,6,8]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]
[7,4,8,2,6,5,1,3]=>[2,5,1,7,3,4,8,6]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[6,4,8,2,7,1,5,3]=>[3,5,1,7,2,8,4,6]=>[[.,[.,.]],[[.,.],[[.,.],[.,.]]]]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[5,4,8,2,1,7,6,3]=>[4,5,1,7,8,2,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,5,8,1,2,7,6,3]=>[5,4,1,8,7,2,3,6]=>[[[.,[.,[.,.]]],.],[[[.,.],.],.]]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]
[3,5,1,8,2,7,6,4]=>[6,4,8,1,7,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[[.,.],.]]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]
[2,1,5,8,3,7,6,4]=>[7,8,4,1,6,2,3,5]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]
[2,1,6,8,7,3,5,4]=>[7,8,3,1,2,6,4,5]=>[[[.,[.,.]],[[.,[.,.]],.]],[.,.]]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]
[3,6,1,8,7,2,5,4]=>[6,3,8,1,2,7,4,5]=>[[[.,[.,.]],[.,[.,.]]],[[.,.],.]]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]
[4,6,8,1,7,2,5,3]=>[5,3,1,8,2,7,4,6]=>[[[.,[.,.]],[.,.]],[[[.,.],.],.]]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]
[5,6,8,7,1,2,4,3]=>[4,3,1,2,8,7,5,6]=>[[[.,[.,.]],.],[[[.,[.,.]],.],.]]=>[[.,[.,.]],[.,[[[.,[.,.]],.],.]]]
[6,5,8,7,2,1,4,3]=>[3,4,1,2,7,8,5,6]=>[[.,[.,.]],[.,[[.,[.,.]],[.,.]]]]=>[.,[[.,.],[.,[[.,[.,.]],[.,.]]]]]
[7,5,8,6,2,4,1,3]=>[2,4,1,3,7,5,8,6]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[8,5,7,6,2,4,3,1]=>[1,4,2,3,7,5,6,8]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]
[5,7,8,6,1,4,2,3]=>[4,2,1,3,8,5,7,6]=>[[[.,.],[.,.]],[[.,[[.,.],.]],.]]=>[[.,.],[[.,.],[[.,[[.,.],.]],.]]]
[4,7,8,1,6,5,2,3]=>[5,2,1,8,3,4,7,6]=>[[[.,.],[.,[.,.]]],[[[.,.],.],.]]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]
[3,7,1,8,6,5,2,4]=>[6,2,8,1,3,4,7,5]=>[[[.,.],[.,[.,[.,.]]]],[[.,.],.]]=>[[.,.],[[.,[.,[.,.]]],[[.,.],.]]]
[2,1,7,8,6,5,3,4]=>[7,8,2,1,3,4,6,5]=>[[[.,.],[.,[.,[[.,.],.]]]],[.,.]]=>[[.,.],[[.,[.,[[.,.],.]]],[.,.]]]
[3,8,1,7,6,5,4,2]=>[6,1,8,2,3,4,5,7]=>[[.,[.,[.,[.,[.,.]]]]],[[.,.],.]]=>[.,[[.,[.,[.,[.,.]]]],[[.,.],.]]]
[4,8,7,1,6,5,3,2]=>[5,1,2,8,3,4,6,7]=>[[.,[.,[.,[.,.]]]],[[.,[.,.]],.]]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[5,8,7,6,1,4,3,2]=>[4,1,2,3,8,5,6,7]=>[[.,[.,[.,.]]],[[.,[.,[.,.]]],.]]=>[.,[[.,[.,.]],[[.,[.,[.,.]]],.]]]
[6,8,7,5,4,1,3,2]=>[3,1,2,4,5,8,6,7]=>[[.,[.,.]],[.,[.,[[.,[.,.]],.]]]]=>[.,[[.,.],[.,[.,[[.,[.,.]],.]]]]]
[2,1,4,3,6,5,8,7,10,9]=>[9,10,7,8,5,6,3,4,1,2]=>[[[[[.,[.,.]],[.,.]],[.,.]],[.,.]],[.,.]]=>[[[[.,[.,.]],[.,.]],[.,.]],[[.,.],[.,.]]]
[8,7,6,5,4,3,2,1,10,9]=>[3,4,5,6,7,8,9,10,1,2]=>[[.,[.,.]],[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]=>[.,[[.,.],[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]]
[10,8,9,6,7,4,5,2,3,1]=>[1,3,2,5,4,7,6,9,8,10]=>[.,[[.,.],[[.,.],[[.,.],[[.,.],[.,.]]]]]]=>[[[.,.],[[.,.],[[.,.],[[.,.],[.,.]]]]],.]
[6,7,8,9,10,1,2,3,4,5]=>[5,4,3,2,1,10,9,8,7,6]=>[[[[[.,.],.],.],.],[[[[[.,.],.],.],.],.]]=>[[[[.,.],.],.],[.,[[[[[.,.],.],.],.],.]]]
[6,5,4,3,2,1,10,9,8,7]=>[5,6,7,8,9,10,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,[.,[.,[.,[.,.]]]]]]=>[.,[[.,[.,[.,.]]],[.,[.,[.,[.,[.,.]]]]]]]
[4,3,2,1,10,9,8,7,6,5]=>[7,8,9,10,1,2,3,4,5,6]=>[[.,[.,[.,[.,[.,[.,.]]]]]],[.,[.,[.,.]]]]=>[.,[[.,[.,[.,[.,[.,.]]]]],[.,[.,[.,.]]]]]
[2,1,10,9,8,7,6,5,4,3]=>[9,10,1,2,3,4,5,6,7,8]=>[[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]],[.,.]]=>[.,[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],[.,.]]]
[3,10,1,9,8,7,6,5,4,2]=>[8,1,10,2,3,4,5,6,7,9]=>[[.,[.,[.,[.,[.,[.,[.,.]]]]]]],[[.,.],.]]=>[.,[[.,[.,[.,[.,[.,[.,.]]]]]],[[.,.],.]]]
[9,10,8,7,6,5,4,3,1,2]=>[2,1,3,4,5,6,7,8,10,9]=>[[.,.],[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]]=>[.,[.,[.,[.,[.,[.,[.,[.,[[.,.],.]]]]]]]]]
[10,9,8,7,6,5,4,3,2,1]=>[1,2,3,4,5,6,7,8,9,10]=>[.,[.,[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]]]=>[[.,[.,[.,[.,[.,[.,[.,[.,[.,.]]]]]]]]],.]
[3,2,5,1,4,6,7,8]=>[6,7,4,8,5,3,2,1]=>[[[[[.,.],.],.],[.,.]],[.,[.,.]]]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]
[4,2,5,1,3,6,7,8]=>[5,7,4,8,6,3,2,1]=>[[[[[.,.],.],.],.],[[.,.],[.,.]]]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]
[3,2,6,1,4,5,7,8]=>[6,7,3,8,5,4,2,1]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[5,2,6,1,3,4,7,8]=>[4,7,3,8,6,5,2,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[5,3,6,1,2,4,7,8]=>[4,6,3,8,7,5,2,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[6,3,5,1,2,4,7,8]=>[3,6,4,8,7,5,2,1]=>[[[.,.],.],[[.,[.,.]],[[.,.],.]]]=>[[.,.],[.,[[.,[.,.]],[[.,.],.]]]]
[4,2,7,1,3,5,6,8]=>[5,7,2,8,6,4,3,1]=>[[[.,.],[[.,.],.]],[[.,.],[.,.]]]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]
[4,3,7,1,2,5,6,8]=>[5,6,2,8,7,4,3,1]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]=>[[.,.],[[[.,.],.],[.,[[.,.],.]]]]
[6,2,7,1,3,4,5,8]=>[3,7,2,8,6,5,4,1]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[6,3,7,1,2,4,5,8]=>[3,6,2,8,7,5,4,1]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[6,4,7,1,2,3,5,8]=>[3,5,2,8,7,6,4,1]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]
[7,2,5,1,3,4,6,8]=>[2,7,4,8,6,5,3,1]=>[[.,.],[[[.,.],[[.,.],.]],[.,.]]]=>[.,[.,[[[.,.],[[.,.],.]],[.,.]]]]
[7,3,5,1,2,4,6,8]=>[2,6,4,8,7,5,3,1]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[7,3,6,1,2,4,5,8]=>[2,6,3,8,7,5,4,1]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
[3,2,8,1,4,5,6,7]=>[6,7,1,8,5,4,3,2]=>[[.,[[[[.,.],.],.],.]],[.,[.,.]]]=>[.,[[[[[.,.],.],.],.],[.,[.,.]]]]
[5,2,8,1,3,4,6,7]=>[4,7,1,8,6,5,3,2]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]=>[.,[[[.,.],.],[[[.,.],.],[.,.]]]]
[5,3,8,1,2,4,6,7]=>[4,6,1,8,7,5,3,2]=>[[.,[[.,.],.]],[[.,.],[[.,.],.]]]=>[.,[[[.,.],.],[[.,.],[[.,.],.]]]]
[5,4,8,1,2,3,6,7]=>[4,5,1,8,7,6,3,2]=>[[.,[[.,.],.]],[.,[[[.,.],.],.]]]=>[.,[[[.,.],.],[.,[[[.,.],.],.]]]]
[6,2,8,1,3,4,5,7]=>[3,7,1,8,6,5,4,2]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]=>[.,[[.,.],[[[[.,.],.],.],[.,.]]]]
[6,3,8,1,2,4,5,7]=>[3,6,1,8,7,5,4,2]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]=>[.,[[.,.],[[[.,.],.],[[.,.],.]]]]
[6,5,8,1,2,3,4,7]=>[3,4,1,8,7,6,5,2]=>[[.,[.,.]],[.,[[[[.,.],.],.],.]]]=>[.,[[.,.],[.,[[[[.,.],.],.],.]]]]
[7,2,8,1,3,4,5,6]=>[2,7,1,8,6,5,4,3]=>[[.,.],[[[[[.,.],.],.],.],[.,.]]]=>[.,[.,[[[[[.,.],.],.],.],[.,.]]]]
[7,5,8,1,2,3,4,6]=>[2,4,1,8,7,6,5,3]=>[[.,.],[[.,.],[[[[.,.],.],.],.]]]=>[.,[.,[[.,.],[[[[.,.],.],.],.]]]]
[8,2,4,1,3,5,6,7]=>[1,7,5,8,6,4,3,2]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]=>[[[[[[.,.],.],.],[.,.]],[.,.]],.]
[8,2,5,1,3,4,6,7]=>[1,7,4,8,6,5,3,2]=>[.,[[[[.,.],.],[[.,.],.]],[.,.]]]=>[[[[[.,.],.],[[.,.],.]],[.,.]],.]
[8,3,5,1,2,4,6,7]=>[1,6,4,8,7,5,3,2]=>[.,[[[[.,.],.],[.,.]],[[.,.],.]]]=>[[[[[.,.],.],[.,.]],[[.,.],.]],.]
[8,4,6,1,2,3,5,7]=>[1,5,3,8,7,6,4,2]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]
[8,3,7,1,2,4,5,6]=>[1,6,2,8,7,5,4,3]=>[.,[[.,[[[.,.],.],.]],[[.,.],.]]]=>[[[.,[[[.,.],.],.]],[[.,.],.]],.]
[8,4,7,1,2,3,5,6]=>[1,5,2,8,7,6,4,3]=>[.,[[.,[[.,.],.]],[[[.,.],.],.]]]=>[[[.,[[.,.],.]],[[[.,.],.],.]],.]
[8,5,7,1,2,3,4,6]=>[1,4,2,8,7,6,5,3]=>[.,[[.,[.,.]],[[[[.,.],.],.],.]]]=>[[[.,[.,.]],[[[[.,.],.],.],.]],.]
[4,2,6,7,1,3,5,8]=>[5,7,3,2,8,6,4,1]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[5,2,6,7,1,3,4,8]=>[4,7,3,2,8,6,5,1]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[5,3,6,7,1,2,4,8]=>[4,6,3,2,8,7,5,1]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[6,2,5,7,1,3,4,8]=>[3,7,4,2,8,6,5,1]=>[[[.,.],.],[[.,[[.,.],.]],[.,.]]]=>[[.,.],[.,[[.,[[.,.],.]],[.,.]]]]
[6,3,5,7,1,2,4,8]=>[3,6,4,2,8,7,5,1]=>[[[.,.],.],[[.,[.,.]],[[.,.],.]]]=>[[.,.],[.,[[.,[.,.]],[[.,.],.]]]]
[7,2,4,6,1,3,5,8]=>[2,7,5,3,8,6,4,1]=>[[.,.],[[[.,[.,.]],[.,.]],[.,.]]]=>[.,[.,[[[.,[.,.]],[.,.]],[.,.]]]]
[7,3,5,6,1,2,4,8]=>[2,6,4,3,8,7,5,1]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[3,2,5,8,1,4,6,7]=>[6,7,4,1,8,5,3,2]=>[[[.,[[.,.],.]],[.,.]],[.,[.,.]]]=>[[.,[[.,.],.]],[[.,.],[.,[.,.]]]]
[4,2,5,8,1,3,6,7]=>[5,7,4,1,8,6,3,2]=>[[[.,[[.,.],.]],.],[[.,.],[.,.]]]=>[[.,[[.,.],.]],[.,[[.,.],[.,.]]]]
[4,3,5,8,1,2,6,7]=>[5,6,4,1,8,7,3,2]=>[[[.,[[.,.],.]],.],[.,[[.,.],.]]]=>[[.,[[.,.],.]],[.,[.,[[.,.],.]]]]
[5,2,4,8,1,3,6,7]=>[4,7,5,1,8,6,3,2]=>[[.,[[.,.],.]],[[.,[.,.]],[.,.]]]=>[.,[[[.,.],.],[[.,[.,.]],[.,.]]]]
[3,2,6,8,1,4,5,7]=>[6,7,3,1,8,5,4,2]=>[[[.,[.,.]],[[.,.],.]],[.,[.,.]]]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]
[4,2,6,8,1,3,5,7]=>[5,7,3,1,8,6,4,2]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]=>[[.,[.,.]],[[.,.],[[.,.],[.,.]]]]
[5,2,6,8,1,3,4,7]=>[4,7,3,1,8,6,5,2]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]=>[[.,[.,.]],[.,[[[.,.],.],[.,.]]]]
[5,3,6,8,1,2,4,7]=>[4,6,3,1,8,7,5,2]=>[[[.,[.,.]],.],[[.,.],[[.,.],.]]]=>[[.,[.,.]],[.,[[.,.],[[.,.],.]]]]
[5,4,6,8,1,2,3,7]=>[4,5,3,1,8,7,6,2]=>[[[.,[.,.]],.],[.,[[[.,.],.],.]]]=>[[.,[.,.]],[.,[.,[[[.,.],.],.]]]]
[6,2,4,8,1,3,5,7]=>[3,7,5,1,8,6,4,2]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[6,3,4,8,1,2,5,7]=>[3,6,5,1,8,7,4,2]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]=>[.,[[.,.],[[[.,.],.],[[.,.],.]]]]
[6,2,5,8,1,3,4,7]=>[3,7,4,1,8,6,5,2]=>[[.,[.,.]],[[.,[[.,.],.]],[.,.]]]=>[.,[[.,.],[[.,[[.,.],.]],[.,.]]]]
[6,3,5,8,1,2,4,7]=>[3,6,4,1,8,7,5,2]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[3,2,7,8,1,4,5,6]=>[6,7,2,1,8,5,4,3]=>[[[.,.],[[[.,.],.],.]],[.,[.,.]]]=>[[.,.],[[[[.,.],.],.],[.,[.,.]]]]
[5,2,7,8,1,3,4,6]=>[4,7,2,1,8,6,5,3]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]=>[[.,.],[[.,.],[[[.,.],.],[.,.]]]]
[5,3,7,8,1,2,4,6]=>[4,6,2,1,8,7,5,3]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]
[5,4,7,8,1,2,3,6]=>[4,5,2,1,8,7,6,3]=>[[[.,.],[.,.]],[.,[[[.,.],.],.]]]=>[[.,.],[[.,.],[.,[[[.,.],.],.]]]]
[6,4,7,8,1,2,3,5]=>[3,5,2,1,8,7,6,4]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]
[7,3,4,8,1,2,5,6]=>[2,6,5,1,8,7,4,3]=>[[.,.],[[[[.,.],.],.],[[.,.],.]]]=>[.,[.,[[[[.,.],.],.],[[.,.],.]]]]
[7,3,5,8,1,2,4,6]=>[2,6,4,1,8,7,5,3]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[7,4,5,8,1,2,3,6]=>[2,5,4,1,8,7,6,3]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]=>[.,[.,[[[.,.],.],[[[.,.],.],.]]]]
[8,2,4,6,1,3,5,7]=>[1,7,5,3,8,6,4,2]=>[.,[[[[.,.],[.,.]],[.,.]],[.,.]]]=>[[[[[.,.],[.,.]],[.,.]],[.,.]],.]
[8,3,5,6,1,2,4,7]=>[1,6,4,3,8,7,5,2]=>[.,[[[[.,.],.],[.,.]],[[.,.],.]]]=>[[[[[.,.],.],[.,.]],[[.,.],.]],.]
[8,2,4,7,1,3,5,6]=>[1,7,5,2,8,6,4,3]=>[.,[[[.,[[.,.],.]],[.,.]],[.,.]]]=>[[[[.,[[.,.],.]],[.,.]],[.,.]],.]
[8,3,4,7,1,2,5,6]=>[1,6,5,2,8,7,4,3]=>[.,[[[.,[[.,.],.]],.],[[.,.],.]]]=>[[[[.,[[.,.],.]],.],[[.,.],.]],.]
[8,2,5,7,1,3,4,6]=>[1,7,4,2,8,6,5,3]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]=>[[[[.,[.,.]],[[.,.],.]],[.,.]],.]
[8,3,5,7,1,2,4,6]=>[1,6,4,2,8,7,5,3]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]
[8,2,6,7,1,3,4,5]=>[1,7,3,2,8,6,5,4]=>[.,[[[.,.],[[[.,.],.],.]],[.,.]]]=>[[[[.,.],[[[.,.],.],.]],[.,.]],.]
[8,4,6,7,1,2,3,5]=>[1,5,3,2,8,7,6,4]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]
[3,6,2,5,1,4,7,8]=>[6,3,7,4,8,5,2,1]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[4,6,2,5,1,3,7,8]=>[5,3,7,4,8,6,2,1]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,6,3,5,1,2,7,8]=>[5,3,6,4,8,7,2,1]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]
[5,6,2,4,1,3,7,8]=>[4,3,7,5,8,6,2,1]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[3,7,2,5,1,4,6,8]=>[6,2,7,4,8,5,3,1]=>[[[.,.],[[.,.],[.,.]]],[.,[.,.]]]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]
[4,7,3,5,1,2,6,8]=>[5,2,6,4,8,7,3,1]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]=>[[.,.],[[[.,.],.],[.,[[.,.],.]]]]
[5,7,2,4,1,3,6,8]=>[4,2,7,5,8,6,3,1]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]
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[5,7,4,6,1,2,3,8]=>[4,2,5,3,8,7,6,1]=>[[[.,.],[.,.]],[.,[[[.,.],.],.]]]=>[[.,.],[[.,.],[.,[[[.,.],.],.]]]]
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[7,8,2,6,1,3,4,5]=>[2,1,7,3,8,6,5,4]=>[[.,.],[[.,[[[.,.],.],.]],[.,.]]]=>[.,[.,[[.,[[[.,.],.],.]],[.,.]]]]
[7,8,4,6,1,2,3,5]=>[2,1,5,3,8,7,6,4]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
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[5,4,2,6,1,3,7,8]=>[4,5,7,3,8,6,2,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[6,4,2,5,1,3,7,8]=>[3,5,7,4,8,6,2,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,5,2,4,1,3,7,8]=>[3,4,7,5,8,6,2,1]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]=>[[.,.],[.,[.,[[.,[.,.]],[.,.]]]]]
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[5,3,2,7,1,4,6,8]=>[4,6,7,2,8,5,3,1]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,4,2,7,1,3,6,8]=>[4,5,7,2,8,6,3,1]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]
[6,3,2,7,1,4,5,8]=>[3,6,7,2,8,5,4,1]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[6,4,2,7,1,3,5,8]=>[3,5,7,2,8,6,4,1]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,3,7,1,2,5,8]=>[3,5,6,2,8,7,4,1]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,5,3,7,1,2,4,8]=>[3,4,6,2,8,7,5,1]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]=>[[.,.],[.,[.,[[.,.],[[.,.],.]]]]]
[7,3,2,5,1,4,6,8]=>[2,6,7,4,8,5,3,1]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
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[8,4,2,7,1,3,5,6]=>[1,5,7,2,8,6,4,3]=>[.,[[.,[[.,.],.]],[[.,.],[.,.]]]]=>[[[.,[[.,.],.]],[[.,.],[.,.]]],.]
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[8,3,5,1,7,2,4,6]=>[1,6,4,8,2,7,5,3]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]=>[[[[.,[.,.]],[.,.]],[[.,.],.]],.]
[7,3,8,1,6,2,4,5]=>[2,6,1,8,3,7,5,4]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
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[8,3,6,5,1,7,2,4]=>[1,6,3,4,8,2,7,5]=>[.,[[[.,.],[.,[.,.]]],[[.,.],.]]]=>[[[[.,.],[.,[.,.]]],[[.,.],.]],.]
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[2,8,7,5,6,1,3,4]=>[7,1,2,4,3,8,6,5]=>[[.,[.,[[.,.],[[.,.],.]]]],[.,.]]=>[.,[[.,[[.,.],[[.,.],.]]],[.,.]]]
[2,7,4,5,6,1,8,3]=>[7,2,5,4,3,8,1,6]=>[[[.,.],[[[.,.],.],[.,.]]],[.,.]]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]
[8,3,4,5,7,1,2,6]=>[1,6,5,4,2,8,7,3]=>[.,[[[[.,[.,.]],.],.],[[.,.],.]]]=>[[[[[.,[.,.]],.],.],[[.,.],.]],.]
[8,3,4,7,6,1,2,5]=>[1,6,5,2,3,8,7,4]=>[.,[[[.,[.,[.,.]]],.],[[.,.],.]]]=>[[[[.,[.,[.,.]]],.],[[.,.],.]],.]
[8,3,7,5,6,1,2,4]=>[1,6,2,4,3,8,7,5]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]
[7,3,4,5,6,1,8,2]=>[2,6,5,4,3,8,1,7]=>[[.,.],[[[[.,.],.],.],[[.,.],.]]]=>[.,[.,[[[[.,.],.],.],[[.,.],.]]]]
[2,3,4,5,8,7,1,6]=>[7,6,5,4,1,2,8,3]=>[[[[[.,[.,[.,.]]],.],.],.],[.,.]]=>[[[[.,[.,[.,.]]],.],.],[.,[.,.]]]
[2,3,4,8,6,7,1,5]=>[7,6,5,1,3,2,8,4]=>[[[[.,[[.,.],[.,.]]],.],.],[.,.]]=>[[[.,[[.,.],[.,.]]],.],[.,[.,.]]]
[2,3,8,5,6,7,1,4]=>[7,6,1,4,3,2,8,5]=>[[[.,[[[.,.],.],[.,.]]],.],[.,.]]=>[[.,[[[.,.],.],[.,.]]],[.,[.,.]]]
[2,8,4,5,6,7,1,3]=>[7,1,5,4,3,2,8,6]=>[[.,[[[[.,.],.],.],[.,.]]],[.,.]]=>[.,[[[[[.,.],.],.],[.,.]],[.,.]]]
[9,1,2,3,4,5,6,7,8]=>[1,9,8,7,6,5,4,3,2]=>[.,[[[[[[[[.,.],.],.],.],.],.],.],.]]=>[[[[[[[[[.,.],.],.],.],.],.],.],.],.]
[8,1,2,3,4,5,6,9,7]=>[2,9,8,7,6,5,4,1,3]=>[[.,.],[[[[[[[.,.],.],.],.],.],.],.]]=>[.,[.,[[[[[[[.,.],.],.],.],.],.],.]]]
[9,1,2,3,4,5,8,6,7]=>[1,9,8,7,6,5,2,4,3]=>[.,[[[[[[.,[[.,.],.]],.],.],.],.],.]]=>[[[[[[[.,[[.,.],.]],.],.],.],.],.],.]
[7,1,2,3,4,5,8,9,6]=>[3,9,8,7,6,5,2,1,4]=>[[[.,.],.],[[[[[[.,.],.],.],.],.],.]]=>[[.,.],[.,[[[[[[.,.],.],.],.],.],.]]]
[6,1,2,3,4,7,8,9,5]=>[4,9,8,7,6,3,2,1,5]=>[[[[.,.],.],.],[[[[[.,.],.],.],.],.]]=>[[[.,.],.],[.,[[[[[.,.],.],.],.],.]]]
[8,1,2,3,9,4,5,6,7]=>[2,9,8,7,1,6,5,4,3]=>[[.,.],[[[[[[[.,.],.],.],.],.],.],.]]=>[.,[.,[[[[[[[.,.],.],.],.],.],.],.]]]
[5,1,2,3,6,7,8,9,4]=>[5,9,8,7,4,3,2,1,6]=>[[[[[.,.],.],.],.],[[[[.,.],.],.],.]]=>[[[[.,.],.],.],[.,[[[[.,.],.],.],.]]]
[4,1,2,5,6,7,8,9,3]=>[6,9,8,5,4,3,2,1,7]=>[[[[[[.,.],.],.],.],.],[[[.,.],.],.]]=>[[[[[.,.],.],.],.],[.,[[[.,.],.],.]]]
[9,1,8,2,3,4,5,6,7]=>[1,9,2,8,7,6,5,4,3]=>[.,[[.,[[[[[[.,.],.],.],.],.],.]],.]]=>[[[.,[[[[[[.,.],.],.],.],.],.]],.],.]
[9,1,4,5,6,7,8,2,3]=>[1,9,6,5,4,3,2,8,7]=>[.,[[[[[[.,.],.],.],.],[[.,.],.]],.]]=>[[[[[[[.,.],.],.],.],[[.,.],.]],.],.]
[3,1,4,5,6,7,8,9,2]=>[7,9,6,5,4,3,2,1,8]=>[[[[[[[.,.],.],.],.],.],.],[[.,.],.]]=>[[[[[[.,.],.],.],.],.],[.,[[.,.],.]]]
[2,9,1,3,4,5,6,7,8]=>[8,1,9,7,6,5,4,3,2]=>[[.,[[[[[[.,.],.],.],.],.],.]],[.,.]]=>[.,[[[[[[[.,.],.],.],.],.],.],[.,.]]]
[9,3,1,2,4,5,6,7,8]=>[1,7,9,8,6,5,4,3,2]=>[.,[[[[[[.,.],.],.],.],.],[[.,.],.]]]=>[[[[[[[.,.],.],.],.],.],[[.,.],.]],.]
[9,7,1,2,3,4,5,6,8]=>[1,3,9,8,7,6,5,4,2]=>[.,[[.,.],[[[[[[.,.],.],.],.],.],.]]]=>[[[.,.],[[[[[[.,.],.],.],.],.],.]],.]
[8,9,1,2,3,4,5,6,7]=>[2,1,9,8,7,6,5,4,3]=>[[.,.],[[[[[[[.,.],.],.],.],.],.],.]]=>[.,[.,[[[[[[[.,.],.],.],.],.],.],.]]]
[2,9,8,1,3,4,5,6,7]=>[8,1,2,9,7,6,5,4,3]=>[[.,[.,[[[[[.,.],.],.],.],.]]],[.,.]]=>[.,[[.,[[[[[.,.],.],.],.],.]],[.,.]]]
[9,7,8,1,2,3,4,5,6]=>[1,3,2,9,8,7,6,5,4]=>[.,[[.,.],[[[[[[.,.],.],.],.],.],.]]]=>[[[.,.],[[[[[[.,.],.],.],.],.],.]],.]
[9,8,5,1,7,2,3,4,6]=>[1,2,5,9,3,8,7,6,4]=>[.,[.,[[.,[.,.]],[[[[.,.],.],.],.]]]]=>[[.,[[.,[.,.]],[[[[.,.],.],.],.]]],.]
[9,3,4,5,6,7,1,2,8]=>[1,7,6,5,4,3,9,8,2]=>[.,[[[[[[.,.],.],.],.],.],[[.,.],.]]]=>[[[[[[[.,.],.],.],.],.],[[.,.],.]],.]
[2,3,4,5,6,7,9,1,8]=>[8,7,6,5,4,3,1,9,2]=>[[[[[[[.,[.,.]],.],.],.],.],.],[.,.]]=>[[[[[[.,[.,.]],.],.],.],.],[.,[.,.]]]
[9,3,4,5,6,7,8,1,2]=>[1,7,6,5,4,3,2,9,8]=>[.,[[[[[[.,.],.],.],.],.],[[.,.],.]]]=>[[[[[[[.,.],.],.],.],.],[[.,.],.]],.]
[2,3,4,5,6,7,8,9,1]=>[8,7,6,5,4,3,2,1,9]=>[[[[[[[[.,.],.],.],.],.],.],.],[.,.]]=>[[[[[[[.,.],.],.],.],.],.],[.,[.,.]]]
[3,5,2,6,1,4,8,7]=>[6,4,7,3,8,5,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[3,5,2,6,4,1,8,7]=>[6,4,7,3,5,8,1,2]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[3,5,2,7,4,8,1,6]=>[6,4,7,2,5,1,8,3]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,5,2,7,4,8,6,1]=>[6,4,7,2,5,1,3,8]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[4,5,7,2,3,8,6,1]=>[5,4,2,7,6,1,3,8]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,2,3,8,1,6]=>[5,4,2,7,6,1,8,3]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,5,6,2,3,1,8,7]=>[5,4,3,7,6,8,1,2]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[4,5,6,2,1,3,8,7]=>[5,4,3,7,8,6,1,2]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[3,5,1,6,4,2,8,7]=>[6,4,8,3,5,7,1,2]=>[[[[.,[.,.]],.],[.,.]],[[.,.],.]]=>[[[.,[.,.]],.],[[.,.],[[.,.],.]]]
[4,5,6,1,3,2,8,7]=>[5,4,3,8,6,7,1,2]=>[[[[.,[.,.]],.],.],[[.,[.,.]],.]]=>[[[.,[.,.]],.],[.,[[.,[.,.]],.]]]
[4,5,6,3,1,2,8,7]=>[5,4,3,6,8,7,1,2]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]=>[[[.,[.,.]],.],[.,[.,[[.,.],.]]]]
[4,5,7,3,2,8,1,6]=>[5,4,2,6,7,1,8,3]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,5,7,3,2,8,6,1]=>[5,4,2,6,7,1,3,8]=>[[[[.,.],[.,.]],.],[.,[.,[.,.]]]]=>[[[.,.],[.,.]],[.,[.,[.,[.,.]]]]]
[4,6,7,3,8,2,5,1]=>[5,3,2,6,1,7,4,8]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[4,6,7,3,8,2,1,5]=>[5,3,2,6,1,7,8,4]=>[[[[.,.],.],[.,.]],[.,[.,[.,.]]]]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]
[4,6,7,3,8,1,2,5]=>[5,3,2,6,1,8,7,4]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]
[4,5,7,3,1,8,2,6]=>[5,4,2,6,8,1,7,3]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]=>[[[.,.],[.,.]],[.,[.,[[.,.],.]]]]
[4,5,7,1,3,8,2,6]=>[5,4,2,8,6,1,7,3]=>[[[[.,.],[.,.]],.],[[.,[.,.]],.]]=>[[[.,.],[.,.]],[.,[[.,[.,.]],.]]]
[3,5,1,7,4,8,2,6]=>[6,4,8,2,5,1,7,3]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[2,1,5,7,4,8,3,6]=>[7,8,4,2,5,1,6,3]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[2,1,5,7,4,8,6,3]=>[7,8,4,2,5,1,3,6]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[3,5,1,7,4,8,6,2]=>[6,4,8,2,5,1,3,7]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[4,5,7,1,3,8,6,2]=>[5,4,2,8,6,1,3,7]=>[[[[.,.],[.,.]],.],[[.,[.,.]],.]]=>[[[.,.],[.,.]],[.,[[.,[.,.]],.]]]
[4,5,7,3,1,8,6,2]=>[5,4,2,6,8,1,3,7]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]=>[[[.,.],[.,.]],[.,[.,[[.,.],.]]]]
[4,6,7,3,8,1,5,2]=>[5,3,2,6,1,8,4,7]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]
[4,6,7,3,8,5,1,2]=>[5,3,2,6,1,4,8,7]=>[[[[.,.],.],[.,.]],[.,[[.,.],.]]]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]
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[5,6,7,8,3,1,4,2]=>[4,3,2,1,6,8,5,7]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
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[3,6,1,7,8,4,5,2]=>[6,3,8,2,1,5,4,7]=>[[[[.,.],.],[[.,.],.]],[[.,.],.]]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]
[2,1,6,7,8,4,5,3]=>[7,8,3,2,1,5,4,6]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[2,1,6,7,8,4,3,5]=>[7,8,3,2,1,5,6,4]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
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[5,6,7,8,1,3,2,4]=>[4,3,2,1,8,6,7,5]=>[[[[.,.],.],.],[[[.,.],[.,.]],.]]=>[[[.,.],.],[.,[[[.,.],[.,.]],.]]]
[4,5,7,2,1,8,3,6]=>[5,4,2,7,8,1,6,3]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,6,7,2,8,1,3,5]=>[5,3,2,7,1,8,6,4]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,8,3,1,5]=>[5,3,2,7,1,6,8,4]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,8,3,5,1]=>[5,3,2,7,1,6,4,8]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[3,6,2,7,8,4,5,1]=>[6,3,7,2,1,5,4,8]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,7,8,4,1,5]=>[6,3,7,2,1,5,8,4]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[3,6,2,7,8,1,4,5]=>[6,3,7,2,1,8,5,4]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[3,5,2,7,1,8,4,6]=>[6,4,7,2,8,1,5,3]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,4,2,1,7,8,5,6]=>[6,5,7,8,2,1,4,3]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]=>[[[.,.],[[.,.],.]],[.,[.,[.,.]]]]
[3,4,1,2,7,8,6,5]=>[6,5,8,7,2,1,3,4]=>[[[[.,.],[.,[.,.]]],.],[[.,.],.]]=>[[[.,.],[.,[.,.]]],[.,[[.,.],.]]]
[3,5,2,7,1,8,6,4]=>[6,4,7,2,8,1,3,5]=>[[[[.,.],[.,.]],[.,.]],[.,[.,.]]]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]
[3,6,2,7,8,1,5,4]=>[6,3,7,2,1,8,4,5]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,7,8,5,1,4]=>[6,3,7,2,1,4,8,5]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,6,2,7,8,5,4,1]=>[6,3,7,2,1,4,5,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[4,6,7,2,8,5,3,1]=>[5,3,2,7,1,4,6,8]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,8,5,1,3]=>[5,3,2,7,1,4,8,6]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,6,7,2,8,1,5,3]=>[5,3,2,7,1,8,4,6]=>[[[[.,.],.],[.,.]],[[.,.],[.,.]]]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]
[4,5,7,2,1,8,6,3]=>[5,4,2,7,8,1,3,6]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[4,5,7,1,2,8,6,3]=>[5,4,2,8,7,1,3,6]=>[[[[.,.],[.,.]],.],[[[.,.],.],.]]=>[[[.,.],[.,.]],[.,[[[.,.],.],.]]]
[3,5,1,7,2,8,6,4]=>[6,4,8,2,7,1,3,5]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[2,1,5,7,3,8,6,4]=>[7,8,4,2,6,1,3,5]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[2,1,6,7,8,3,5,4]=>[7,8,3,2,1,6,4,5]=>[[[[.,.],.],[[.,[.,.]],.]],[.,.]]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]
[3,6,1,7,8,2,5,4]=>[6,3,8,2,1,7,4,5]=>[[[[.,.],.],[.,[.,.]]],[[.,.],.]]=>[[[.,.],.],[[.,[.,.]],[[.,.],.]]]
[4,6,7,1,8,2,5,3]=>[5,3,2,8,1,7,4,6]=>[[[[.,.],.],[.,.]],[[[.,.],.],.]]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]
[5,6,7,8,1,2,4,3]=>[4,3,2,1,8,7,5,6]=>[[[[.,.],.],.],[[[.,[.,.]],.],.]]=>[[[.,.],.],[.,[[[.,[.,.]],.],.]]]
[5,6,7,8,2,1,4,3]=>[4,3,2,1,7,8,5,6]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,6,7,8,2,4,1,3]=>[4,3,2,1,7,5,8,6]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,6,7,8,2,4,3,1]=>[4,3,2,1,7,5,6,8]=>[[[[.,.],.],.],[[.,[.,.]],[.,.]]]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]
[5,6,7,8,1,4,2,3]=>[4,3,2,1,8,5,7,6]=>[[[[.,.],.],.],[[.,[[.,.],.]],.]]=>[[[.,.],.],[.,[[.,[[.,.],.]],.]]]
[4,6,7,1,8,5,2,3]=>[5,3,2,8,1,4,7,6]=>[[[[.,.],.],[.,.]],[[[.,.],.],.]]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]
[3,6,1,7,8,5,2,4]=>[6,3,8,2,1,4,7,5]=>[[[[.,.],.],[.,[.,.]]],[[.,.],.]]=>[[[.,.],.],[[.,[.,.]],[[.,.],.]]]
[2,1,6,7,8,5,3,4]=>[7,8,3,2,1,4,6,5]=>[[[[.,.],.],[.,[[.,.],.]]],[.,.]]=>[[[.,.],.],[[.,[[.,.],.]],[.,.]]]
[3,6,1,7,8,5,4,2]=>[6,3,8,2,1,4,5,7]=>[[[[.,.],.],[.,[.,.]]],[[.,.],.]]=>[[[.,.],.],[[.,[.,.]],[[.,.],.]]]
[4,6,7,1,8,5,3,2]=>[5,3,2,8,1,4,6,7]=>[[[[.,.],.],[.,.]],[[.,[.,.]],.]]=>[[[.,.],.],[[.,.],[[.,[.,.]],.]]]
[5,6,7,8,1,4,3,2]=>[4,3,2,1,8,5,6,7]=>[[[[.,.],.],.],[[.,[.,[.,.]]],.]]=>[[[.,.],.],[.,[[.,[.,[.,.]]],.]]]
[5,6,7,8,4,1,3,2]=>[4,3,2,1,5,8,6,7]=>[[[[.,.],.],.],[.,[[.,[.,.]],.]]]=>[[[.,.],.],[.,[.,[[.,[.,.]],.]]]]
[6,7,8,9,10,5,4,3,2,1]=>[5,4,3,2,1,6,7,8,9,10]=>[[[[[.,.],.],.],.],[.,[.,[.,[.,[.,.]]]]]]=>[[[[.,.],.],.],[.,[.,[.,[.,[.,[.,.]]]]]]]
[6,5,8,7,3,4,1,2]=>[3,4,1,2,6,5,8,7]=>[[.,[.,.]],[.,[[.,.],[[.,.],.]]]]=>[.,[[.,.],[.,[[.,.],[[.,.],.]]]]]
[3,6,7,4,5,8,1,2]=>[6,3,2,5,4,1,8,7]=>[[[[.,.],.],[[.,.],.]],[[.,.],.]]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]
[2,6,7,4,5,1,8,3]=>[7,3,2,5,4,8,1,6]=>[[[[.,.],.],[[.,.],[.,.]]],[.,.]]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]
[1,6,7,4,5,2,3,8]=>[8,3,2,5,4,7,6,1]=>[[[[.,.],.],[[.,.],[[.,.],.]]],.]=>[[[.,.],.],[[[.,.],[[.,.],.]],.]]
[1,5,4,7,6,2,3,8]=>[8,4,5,2,3,7,6,1]=>[[[[.,.],[.,.]],[.,[[.,.],.]]],.]=>[[[.,.],[.,.]],[[.,[[.,.],.]],.]]
[2,5,4,7,6,1,8,3]=>[7,4,5,2,3,8,1,6]=>[[[[.,.],[.,.]],[.,[.,.]]],[.,.]]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]
[3,5,4,7,6,8,1,2]=>[6,4,5,2,3,1,8,7]=>[[[[.,.],[.,.]],[.,.]],[[.,.],.]]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]
[4,5,3,7,8,6,1,2]=>[5,4,6,2,1,3,8,7]=>[[[[.,.],[.,.]],.],[.,[[.,.],.]]]=>[[[.,.],[.,.]],[.,[.,[[.,.],.]]]]
[5,4,3,8,7,6,1,2]=>[4,5,6,1,2,3,8,7]=>[[.,[.,[.,.]]],[.,[.,[[.,.],.]]]]=>[.,[[.,[.,.]],[.,[.,[[.,.],.]]]]]
[6,4,8,3,7,5,1,2]=>[3,5,1,6,2,4,8,7]=>[[.,[.,.]],[[.,.],[.,[[.,.],.]]]]=>[.,[[.,.],[[.,.],[.,[[.,.],.]]]]]
[6,3,8,4,5,7,1,2]=>[3,6,1,5,4,2,8,7]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]=>[.,[[.,.],[[[.,.],.],[[.,.],.]]]]
[5,3,4,8,6,7,1,2]=>[4,6,5,1,3,2,8,7]=>[[.,[[.,.],.]],[[.,.],[[.,.],.]]]=>[.,[[[.,.],.],[[.,.],[[.,.],.]]]]
[4,3,5,6,8,7,1,2]=>[5,6,4,3,1,2,8,7]=>[[[[.,[.,.]],.],.],[.,[[.,.],.]]]=>[[[.,[.,.]],.],[.,[.,[[.,.],.]]]]
[3,2,5,6,1,8,7,4]=>[6,7,4,3,8,1,2,5]=>[[[[.,[.,.]],.],[.,.]],[.,[.,.]]]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]
[4,2,5,6,8,1,7,3]=>[5,7,4,3,1,8,2,6]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[5,2,4,8,6,1,7,3]=>[4,7,5,1,3,8,2,6]=>[[.,[[.,.],.]],[[.,[.,.]],[.,.]]]=>[.,[[[.,.],.],[[.,[.,.]],[.,.]]]]
[6,2,8,4,5,1,7,3]=>[3,7,1,5,4,8,2,6]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[7,8,2,4,5,1,6,3]=>[2,1,7,5,4,8,3,6]=>[[.,.],[[[[.,.],.],[.,.]],[.,.]]]=>[.,[.,[[[[.,.],.],[.,.]],[.,.]]]]
[7,8,1,4,5,2,3,6]=>[2,1,8,5,4,7,6,3]=>[[.,.],[[[[.,.],.],[[.,.],.]],.]]=>[.,[.,[[[[.,.],.],[[.,.],.]],.]]]
[6,1,8,4,5,2,3,7]=>[3,8,1,5,4,7,6,2]=>[[.,[.,.]],[[[.,.],[[.,.],.]],.]]=>[.,[[.,.],[[[.,.],[[.,.],.]],.]]]
[5,1,4,8,6,2,3,7]=>[4,8,5,1,3,7,6,2]=>[[.,[[.,.],.]],[[.,[[.,.],.]],.]]=>[.,[[[.,.],.],[[.,[[.,.],.]],.]]]
[4,1,3,2,8,6,5,7]=>[5,8,6,7,1,3,4,2]=>[[.,[[.,.],[.,.]]],[[.,[.,.]],.]]=>[.,[[[.,.],[.,.]],[[.,[.,.]],.]]]
[5,1,3,8,2,6,4,7]=>[4,8,6,1,7,3,5,2]=>[[.,[[.,.],.]],[[[.,.],[.,.]],.]]=>[.,[[[.,.],.],[[[.,.],[.,.]],.]]]
[6,1,8,3,2,5,4,7]=>[3,8,1,6,7,4,5,2]=>[[.,[.,.]],[[[.,[.,.]],[.,.]],.]]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[7,8,1,3,2,5,4,6]=>[2,1,8,6,7,4,5,3]=>[[.,.],[[[[.,.],[.,.]],[.,.]],.]]=>[.,[.,[[[[.,.],[.,.]],[.,.]],.]]]
[7,8,2,3,1,5,6,4]=>[2,1,7,6,8,4,3,5]=>[[.,.],[[[[.,.],[.,.]],.],[.,.]]]=>[.,[.,[[[[.,.],[.,.]],.],[.,.]]]]
[6,2,8,3,1,5,7,4]=>[3,7,1,6,8,4,2,5]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]=>[.,[[.,.],[[[.,[.,.]],.],[.,.]]]]
[5,2,3,8,1,6,7,4]=>[4,7,6,1,8,3,2,5]=>[[.,[[.,.],.]],[[[.,.],.],[.,.]]]=>[.,[[[.,.],.],[[[.,.],.],[.,.]]]]
[6,3,8,2,1,7,5,4]=>[3,6,1,7,8,2,4,5]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[7,8,3,2,1,6,5,4]=>[2,1,6,7,8,3,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[7,8,4,2,6,1,5,3]=>[2,1,5,7,3,8,4,6]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[5,4,2,8,7,1,6,3]=>[4,5,7,1,2,8,3,6]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[4,5,2,7,8,1,6,3]=>[5,4,7,2,1,8,3,6]=>[[[[.,.],[.,.]],.],[[.,.],[.,.]]]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]
[2,5,3,7,1,6,8,4]=>[7,4,6,2,8,3,1,5]=>[[[[.,.],[.,.]],[[.,.],.]],[.,.]]=>[[[.,.],[.,.]],[[[.,.],.],[.,.]]]
[1,5,3,7,2,6,4,8]=>[8,4,6,2,7,3,5,1]=>[[[[.,.],[.,.]],[[.,.],[.,.]]],.]=>[[[.,.],[.,.]],[[[.,.],[.,.]],.]]
[1,6,7,3,2,5,4,8]=>[8,3,2,6,7,4,5,1]=>[[[[.,.],.],[[.,[.,.]],[.,.]]],.]=>[[[.,.],.],[[[.,[.,.]],[.,.]],.]]
[2,6,7,3,1,5,8,4]=>[7,3,2,6,8,4,1,5]=>[[[[.,.],.],[[.,[.,.]],.]],[.,.]]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]
[3,6,7,2,1,8,5,4]=>[6,3,2,7,8,1,4,5]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[7,8,5,6,2,1,4,3]=>[2,1,4,3,7,8,5,6]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[6,5,8,7,1,2,3,4]=>[3,4,1,2,8,7,6,5]=>[[.,[.,.]],[.,[[[[.,.],.],.],.]]]=>[.,[[.,.],[.,[[[[.,.],.],.],.]]]]
[5,4,1,8,7,2,3,6]=>[4,5,8,1,2,7,6,3]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]=>[.,[[.,[.,.]],[.,[[[.,.],.],.]]]]
[6,4,8,1,7,2,3,5]=>[3,5,1,8,2,7,6,4]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[7,8,3,1,2,6,4,5]=>[2,1,6,8,7,3,5,4]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
[5,3,1,8,2,7,4,6]=>[4,6,8,1,7,2,5,3]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[4,3,1,2,8,7,5,6]=>[5,6,8,7,1,2,4,3]=>[[.,[.,[[.,.],.]]],[.,[[.,.],.]]]=>[.,[[.,[[.,.],.]],[.,[[.,.],.]]]]
[4,2,1,3,8,5,7,6]=>[5,7,8,6,1,4,2,3]=>[[.,[[.,[.,.]],.]],[[.,.],[.,.]]]=>[.,[[[.,[.,.]],.],[[.,.],[.,.]]]]
[5,2,1,8,3,4,7,6]=>[4,7,8,1,6,5,2,3]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[6,2,8,1,3,4,7,5]=>[3,7,1,8,6,5,2,4]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]=>[.,[[.,.],[[[[.,.],.],.],[.,.]]]]
[7,8,2,1,3,4,6,5]=>[2,1,7,8,6,5,3,4]=>[[.,.],[[[[.,[.,.]],.],.],[.,.]]]=>[.,[.,[[[[.,[.,.]],.],.],[.,.]]]]
[4,3,1,2,6,5,8,7]=>[5,6,8,7,3,4,1,2]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]=>[[.,[.,.]],[[.,.],[.,[[.,.],.]]]]
[5,3,1,6,2,4,8,7]=>[4,6,8,3,7,5,1,2]=>[[[.,[.,.]],.],[[.,.],[[.,.],.]]]=>[[.,[.,.]],[.,[[.,.],[[.,.],.]]]]
[6,3,1,5,2,4,8,7]=>[3,6,8,4,7,5,1,2]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[7,3,1,5,2,8,4,6]=>[2,6,8,4,7,1,5,3]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[8,4,5,1,2,7,3,6]=>[1,5,4,8,7,2,6,3]=>[.,[[[.,[.,.]],.],[[[.,.],.],.]]]=>[[[[.,[.,.]],.],[[[.,.],.],.]],.]
[7,4,5,1,2,8,3,6]=>[2,5,4,8,7,1,6,3]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]=>[.,[.,[[[.,.],.],[[[.,.],.],.]]]]
[6,4,5,1,2,3,8,7]=>[3,5,4,8,7,6,1,2]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[5,4,6,1,2,3,8,7]=>[4,5,3,8,7,6,1,2]=>[[[.,[.,.]],.],[.,[[[.,.],.],.]]]=>[[.,[.,.]],[.,[.,[[[.,.],.],.]]]]
[2,1,6,5,3,4,8,7]=>[7,8,3,4,6,5,1,2]=>[[[.,[.,.]],[.,[[.,.],.]]],[.,.]]=>[[.,[.,.]],[[.,[[.,.],.]],[.,.]]]
[3,6,1,5,2,4,8,7]=>[6,3,8,4,7,5,1,2]=>[[[.,[.,.]],[.,[.,.]]],[[.,.],.]]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]
[4,6,5,1,2,3,8,7]=>[5,3,4,8,7,6,1,2]=>[[[.,[.,.]],[.,.]],[[[.,.],.],.]]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]
[5,6,4,1,2,3,8,7]=>[4,3,5,8,7,6,1,2]=>[[[.,[.,.]],.],[.,[[[.,.],.],.]]]=>[[.,[.,.]],[.,[.,[[[.,.],.],.]]]]
[6,5,4,1,2,3,8,7]=>[3,4,5,8,7,6,1,2]=>[[.,[.,.]],[.,[.,[[[.,.],.],.]]]]=>[.,[[.,.],[.,[.,[[[.,.],.],.]]]]]
[7,5,4,1,2,8,3,6]=>[2,4,5,8,7,1,6,3]=>[[.,.],[[.,.],[.,[[[.,.],.],.]]]]=>[.,[.,[[.,.],[.,[[[.,.],.],.]]]]]
[8,6,4,1,7,2,3,5]=>[1,3,5,8,2,7,6,4]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]=>[[[.,.],[[.,.],[[[.,.],.],.]]],.]
[7,6,4,1,8,2,3,5]=>[2,3,5,8,1,7,6,4]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]=>[.,[.,[.,[[.,.],[[[.,.],.],.]]]]]
[6,7,4,1,8,2,3,5]=>[3,2,5,8,1,7,6,4]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]
[5,7,4,1,2,8,3,6]=>[4,2,5,8,7,1,6,3]=>[[[.,.],[.,.]],[.,[[[.,.],.],.]]]=>[[.,.],[[.,.],[.,[[[.,.],.],.]]]]
[4,7,5,1,2,8,3,6]=>[5,2,4,8,7,1,6,3]=>[[[.,.],[[.,.],.]],[[[.,.],.],.]]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]
[3,7,1,5,2,8,4,6]=>[6,2,8,4,7,1,5,3]=>[[[.,.],[[.,.],[.,.]]],[[.,.],.]]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]
[2,1,7,5,3,8,4,6]=>[7,8,2,4,6,1,5,3]=>[[[.,.],[[.,.],[[.,.],.]]],[.,.]]=>[[.,.],[[[.,.],[[.,.],.]],[.,.]]]
[2,1,8,5,3,7,4,6]=>[7,8,1,4,6,2,5,3]=>[[.,[[.,[.,.]],[[.,.],.]]],[.,.]]=>[.,[[[.,[.,.]],[[.,.],.]],[.,.]]]
[3,8,1,5,2,7,4,6]=>[6,1,8,4,7,2,5,3]=>[[.,[[.,[.,.]],[.,.]]],[[.,.],.]]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[4,8,5,1,2,7,3,6]=>[5,1,4,8,7,2,6,3]=>[[.,[[.,[.,.]],.]],[[[.,.],.],.]]=>[.,[[[.,[.,.]],.],[[[.,.],.],.]]]
[5,8,4,1,2,7,3,6]=>[4,1,5,8,7,2,6,3]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]=>[.,[[.,[.,.]],[.,[[[.,.],.],.]]]]
[6,8,4,1,7,2,3,5]=>[3,1,5,8,2,7,6,4]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[8,7,4,1,6,2,3,5]=>[1,2,5,8,3,7,6,4]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]=>[[.,[[.,[.,.]],[[[.,.],.],.]]],.]
[5,8,6,7,1,2,3,4]=>[4,1,3,2,8,7,6,5]=>[[.,[[.,.],.]],[[[[.,.],.],.],.]]=>[.,[[[.,.],.],[[[[.,.],.],.],.]]]
[4,8,6,1,7,2,3,5]=>[5,1,3,8,2,7,6,4]=>[[.,[[.,.],[.,.]]],[[[.,.],.],.]]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[3,8,1,6,7,2,4,5]=>[6,1,8,3,2,7,5,4]=>[[.,[[.,.],[[.,.],.]]],[[.,.],.]]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[2,1,8,6,7,3,4,5]=>[7,8,1,3,2,6,5,4]=>[[.,[[.,.],[[[.,.],.],.]]],[.,.]]=>[.,[[[.,.],[[[.,.],.],.]],[.,.]]]
[2,1,7,6,8,3,4,5]=>[7,8,2,3,1,6,5,4]=>[[[.,.],[.,[[[.,.],.],.]]],[.,.]]=>[[.,.],[[.,[[[.,.],.],.]],[.,.]]]
[3,7,1,6,8,2,4,5]=>[6,2,8,3,1,7,5,4]=>[[[.,.],[.,[[.,.],.]]],[[.,.],.]]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]
[4,7,6,1,8,2,3,5]=>[5,2,3,8,1,7,6,4]=>[[[.,.],[.,[.,.]]],[[[.,.],.],.]]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]
[5,7,6,8,1,2,3,4]=>[4,2,3,1,8,7,6,5]=>[[[.,.],[.,.]],[[[[.,.],.],.],.]]=>[[.,.],[[.,.],[[[[.,.],.],.],.]]]
[5,4,7,1,2,8,3,6]=>[4,5,2,8,7,1,6,3]=>[[[.,.],[.,.]],[.,[[[.,.],.],.]]]=>[[.,.],[[.,.],[.,[[[.,.],.],.]]]]
[6,4,7,1,8,2,3,5]=>[3,5,2,8,1,7,6,4]=>[[[.,.],.],[[.,.],[[[.,.],.],.]]]=>[[.,.],[.,[[.,.],[[[.,.],.],.]]]]
[7,4,6,1,8,2,3,5]=>[2,5,3,8,1,7,6,4]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
[8,4,6,1,7,2,3,5]=>[1,5,3,8,2,7,6,4]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]=>[[[[.,.],[.,.]],[[[.,.],.],.]],.]
[8,3,1,6,7,2,4,5]=>[1,6,8,3,2,7,5,4]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]=>[[[[.,.],[[.,.],.]],[[.,.],.]],.]
[7,3,1,6,8,2,4,5]=>[2,6,8,3,1,7,5,4]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
[6,3,1,7,8,2,4,5]=>[3,6,8,2,1,7,5,4]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[5,3,1,7,2,8,4,6]=>[4,6,8,2,7,1,5,3]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]
[4,3,1,2,7,8,5,6]=>[5,6,8,7,2,1,4,3]=>[[[.,.],[[.,.],.]],[.,[[.,.],.]]]=>[[.,.],[[[.,.],.],[.,[[.,.],.]]]]
[2,1,4,3,8,7,5,6]=>[7,8,5,6,1,2,4,3]=>[[[.,[.,[[.,.],.]]],[.,.]],[.,.]]=>[[.,[.,[[.,.],.]]],[[.,.],[.,.]]]
[3,4,1,2,8,7,5,6]=>[6,5,8,7,1,2,4,3]=>[[[.,[.,[[.,.],.]]],.],[[.,.],.]]=>[[.,[.,[[.,.],.]]],[.,[[.,.],.]]]
[6,3,1,8,7,2,4,5]=>[3,6,8,1,2,7,5,4]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]=>[.,[[.,.],[[[.,.],.],[[.,.],.]]]]
[7,3,1,8,6,2,4,5]=>[2,6,8,1,3,7,5,4]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]=>[.,[.,[[.,[[.,.],.]],[[.,.],.]]]]
[8,4,7,1,6,2,3,5]=>[1,5,2,8,3,7,6,4]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]=>[[[.,[.,[.,.]]],[[[.,.],.],.]],.]
[7,4,8,1,6,2,3,5]=>[2,5,1,8,3,7,6,4]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
[5,4,8,1,2,7,3,6]=>[4,5,1,8,7,2,6,3]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]=>[.,[[.,[.,.]],[.,[[[.,.],.],.]]]]
[4,5,8,1,2,7,3,6]=>[5,4,1,8,7,2,6,3]=>[[[.,[.,[.,.]]],.],[[[.,.],.],.]]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]
[3,5,1,8,2,7,4,6]=>[6,4,8,1,7,2,5,3]=>[[[.,[.,[.,.]]],[.,.]],[[.,.],.]]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]
[2,1,5,8,3,7,4,6]=>[7,8,4,1,6,2,5,3]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]
[2,1,6,8,7,3,4,5]=>[7,8,3,1,2,6,5,4]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[3,6,1,8,7,2,4,5]=>[6,3,8,1,2,7,5,4]=>[[[.,[.,.]],[[.,.],.]],[[.,.],.]]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]
[4,6,8,1,7,2,3,5]=>[5,3,1,8,2,7,6,4]=>[[[.,[.,.]],[.,.]],[[[.,.],.],.]]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]
[5,6,8,7,1,2,3,4]=>[4,3,1,2,8,7,6,5]=>[[[.,[.,.]],.],[[[[.,.],.],.],.]]=>[[.,[.,.]],[.,[[[[.,.],.],.],.]]]
[7,5,8,6,1,2,3,4]=>[2,4,1,3,8,7,6,5]=>[[.,.],[[.,.],[[[[.,.],.],.],.]]]=>[.,[.,[[.,.],[[[[.,.],.],.],.]]]]
[8,5,7,6,1,2,3,4]=>[1,4,2,3,8,7,6,5]=>[.,[[.,[.,.]],[[[[.,.],.],.],.]]]=>[[[.,[.,.]],[[[[.,.],.],.],.]],.]
[5,7,8,6,1,2,3,4]=>[4,2,1,3,8,7,6,5]=>[[[.,.],[.,.]],[[[[.,.],.],.],.]]=>[[.,.],[[.,.],[[[[.,.],.],.],.]]]
[4,7,8,1,6,2,3,5]=>[5,2,1,8,3,7,6,4]=>[[[.,.],[.,[.,.]]],[[[.,.],.],.]]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]
[3,7,1,8,6,2,4,5]=>[6,2,8,1,3,7,5,4]=>[[[.,.],[.,[[.,.],.]]],[[.,.],.]]=>[[.,.],[[.,[[.,.],.]],[[.,.],.]]]
[2,1,7,8,6,3,4,5]=>[7,8,2,1,3,6,5,4]=>[[[.,.],[.,[[[.,.],.],.]]],[.,.]]=>[[.,.],[[.,[[[.,.],.],.]],[.,.]]]
[2,1,8,7,6,3,4,5]=>[7,8,1,2,3,6,5,4]=>[[.,[.,[.,[[[.,.],.],.]]]],[.,.]]=>[.,[[.,[.,[[[.,.],.],.]]],[.,.]]]
[3,8,1,7,6,2,4,5]=>[6,1,8,2,3,7,5,4]=>[[.,[.,[.,[[.,.],.]]]],[[.,.],.]]=>[.,[[.,[.,[[.,.],.]]],[[.,.],.]]]
[4,8,7,1,6,2,3,5]=>[5,1,2,8,3,7,6,4]=>[[.,[.,[.,[.,.]]]],[[[.,.],.],.]]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]
[5,8,7,6,1,2,3,4]=>[4,1,2,3,8,7,6,5]=>[[.,[.,[.,.]]],[[[[.,.],.],.],.]]=>[.,[[.,[.,.]],[[[[.,.],.],.],.]]]
[6,8,7,5,1,2,3,4]=>[3,1,2,4,8,7,6,5]=>[[.,[.,.]],[.,[[[[.,.],.],.],.]]]=>[.,[[.,.],[.,[[[[.,.],.],.],.]]]]
[6,4,7,3,8,5,1,2]=>[3,5,2,6,1,4,8,7]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,7,3,5,8,1,2]=>[3,5,2,6,4,1,8,7]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,4,7,2,5,1,8,3]=>[3,5,2,7,4,8,1,6]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[5,4,2,7,6,1,3,8]=>[4,5,7,2,3,8,6,1]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,2,7,6,1,8,3]=>[4,5,7,2,3,8,1,6]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]
[5,4,3,7,6,8,1,2]=>[4,5,6,2,3,1,8,7]=>[[[.,.],[.,.]],[.,[.,[[.,.],.]]]]=>[[.,.],[[.,.],[.,[.,[[.,.],.]]]]]
[5,4,3,7,8,6,1,2]=>[4,5,6,2,1,3,8,7]=>[[[.,.],[.,.]],[.,[.,[[.,.],.]]]]=>[[.,.],[[.,.],[.,[.,[[.,.],.]]]]]
[6,4,8,3,5,7,1,2]=>[3,5,1,6,4,2,8,7]=>[[.,[.,.]],[[.,.],[.,[[.,.],.]]]]=>[.,[[.,.],[[.,.],[.,[[.,.],.]]]]]
[5,4,3,8,6,7,1,2]=>[4,5,6,1,3,2,8,7]=>[[.,[[.,.],.]],[.,[.,[[.,.],.]]]]=>[.,[[[.,.],.],[.,[.,[[.,.],.]]]]]
[5,4,3,6,8,7,1,2]=>[4,5,6,3,1,2,8,7]=>[[[.,[.,.]],.],[.,[.,[[.,.],.]]]]=>[[.,[.,.]],[.,[.,[.,[[.,.],.]]]]]
[5,4,2,6,7,1,8,3]=>[4,5,7,3,2,8,1,6]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,6,7,1,3,8]=>[4,5,7,3,2,8,6,1]=>[[[[.,.],.],.],[.,[[.,.],[.,.]]]]=>[[[.,.],.],[.,[.,[[.,.],[.,.]]]]]
[5,3,2,6,1,7,4,8]=>[4,6,7,3,8,2,5,1]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,1,7,8,4]=>[4,6,7,3,8,2,1,5]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,3,2,6,1,8,7,4]=>[4,6,7,3,8,1,2,5]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[5,4,2,6,8,1,7,3]=>[4,5,7,3,1,8,2,6]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]=>[[.,[.,.]],[.,[.,[[.,.],[.,.]]]]]
[5,4,2,8,6,1,7,3]=>[4,5,7,1,3,8,2,6]=>[[.,[[.,.],.]],[.,[[.,.],[.,.]]]]=>[.,[[[.,.],.],[.,[[.,.],[.,.]]]]]
[6,4,8,2,5,1,7,3]=>[3,5,1,7,4,8,2,6]=>[[.,[.,.]],[[.,.],[[.,.],[.,.]]]]=>[.,[[.,.],[[.,.],[[.,.],[.,.]]]]]
[7,8,4,2,5,1,6,3]=>[2,1,5,7,4,8,3,6]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[7,8,4,2,5,1,3,6]=>[2,1,5,7,4,8,6,3]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[5,4,2,8,6,1,3,7]=>[4,5,7,1,3,8,6,2]=>[[.,[[.,.],.]],[.,[[.,.],[.,.]]]]=>[.,[[[.,.],.],[.,[[.,.],[.,.]]]]]
[5,3,2,6,1,8,4,7]=>[4,6,7,3,8,1,5,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[4,3,2,1,6,8,5,7]=>[5,6,7,8,3,1,4,2]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]=>[[.,[.,.]],[[.,.],[.,[.,[.,.]]]]]
[4,3,2,1,8,6,5,7]=>[5,6,7,8,1,3,4,2]=>[[.,[[.,.],[.,.]]],[.,[.,[.,.]]]]=>[.,[[[.,.],[.,.]],[.,[.,[.,.]]]]]
[5,3,2,8,1,6,4,7]=>[4,6,7,1,8,3,5,2]=>[[.,[[.,.],.]],[[.,.],[.,[.,.]]]]=>[.,[[[.,.],.],[[.,.],[.,[.,.]]]]]
[6,3,8,2,1,5,4,7]=>[3,6,1,7,8,4,5,2]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[7,8,3,2,1,5,4,6]=>[2,1,6,7,8,4,5,3]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[7,8,3,2,1,5,6,4]=>[2,1,6,7,8,4,3,5]=>[[.,.],[[[.,.],[.,.]],[.,[.,.]]]]=>[.,[.,[[[.,.],[.,.]],[.,[.,.]]]]]
[6,3,8,2,1,5,7,4]=>[3,6,1,7,8,4,2,5]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]=>[.,[[.,.],[[.,[.,.]],[.,[.,.]]]]]
[5,3,2,8,1,6,7,4]=>[4,6,7,1,8,3,2,5]=>[[.,[[.,.],.]],[[.,.],[.,[.,.]]]]=>[.,[[[.,.],.],[[.,.],[.,[.,.]]]]]
[5,4,2,7,8,1,6,3]=>[4,5,7,2,1,8,3,6]=>[[[.,.],[.,.]],[.,[[.,.],[.,.]]]]=>[[.,.],[[.,.],[.,[[.,.],[.,.]]]]]
[5,3,2,7,1,8,6,4]=>[4,6,7,2,8,1,3,5]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,1,6,8,4]=>[4,6,7,2,8,3,1,5]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,3,2,7,1,6,4,8]=>[4,6,7,2,8,3,5,1]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[6,3,7,2,1,5,4,8]=>[3,6,2,7,8,4,5,1]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,2,1,5,8,4]=>[3,6,2,7,8,4,1,5]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]
[6,3,7,2,1,8,5,4]=>[3,6,2,7,8,1,4,5]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]=>[[.,.],[.,[[.,[.,.]],[.,[.,.]]]]]
[6,4,7,2,8,1,5,3]=>[3,5,2,7,1,8,4,6]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,5,7,8,2,1,4,3]=>[3,4,2,1,7,8,5,6]=>[[[.,.],.],[.,[[.,[.,.]],[.,.]]]]=>[[.,.],[.,[.,[[.,[.,.]],[.,.]]]]]
[6,5,8,7,2,1,3,4]=>[3,4,1,2,7,8,6,5]=>[[.,[.,.]],[.,[[[.,.],.],[.,.]]]]=>[.,[[.,.],[.,[[[.,.],.],[.,.]]]]]
[6,3,7,2,1,8,4,5]=>[3,6,2,7,8,1,5,4]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,2,1,4,8,5]=>[3,6,2,7,8,5,1,4]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[6,3,7,2,1,4,5,8]=>[3,6,2,7,8,5,4,1]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]=>[[.,.],[.,[[[.,.],.],[.,[.,.]]]]]
[5,3,2,7,1,4,8,6]=>[4,6,7,2,8,5,1,3]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,4,2,8,7,1,3,6]=>[4,5,7,1,2,8,6,3]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]=>[.,[[.,[.,.]],[.,[[.,.],[.,.]]]]]
[7,8,4,2,6,1,3,5]=>[2,1,5,7,3,8,6,4]=>[[.,.],[[.,[.,.]],[[.,.],[.,.]]]]=>[.,[.,[[.,[.,.]],[[.,.],[.,.]]]]]
[7,8,3,2,1,6,4,5]=>[2,1,6,7,8,3,5,4]=>[[.,.],[[.,[[.,.],.]],[.,[.,.]]]]=>[.,[.,[[.,[[.,.],.]],[.,[.,.]]]]]
[6,3,8,2,1,7,4,5]=>[3,6,1,7,8,2,5,4]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[5,3,2,8,1,7,4,6]=>[4,6,7,1,8,2,5,3]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[4,3,2,1,8,7,5,6]=>[5,6,7,8,1,2,4,3]=>[[.,[.,[[.,.],.]]],[.,[.,[.,.]]]]=>[.,[[.,[[.,.],.]],[.,[.,[.,.]]]]]
[4,3,2,1,7,5,8,6]=>[5,6,7,8,2,4,1,3]=>[[[.,.],[[.,.],.]],[.,[.,[.,.]]]]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,1,7,5,6,8]=>[5,6,7,8,2,4,3,1]=>[[[.,.],[[.,.],.]],[.,[.,[.,.]]]]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]
[4,3,2,1,8,5,7,6]=>[5,6,7,8,1,4,2,3]=>[[.,[[.,[.,.]],.]],[.,[.,[.,.]]]]=>[.,[[[.,[.,.]],.],[.,[.,[.,.]]]]]
[5,3,2,8,1,4,7,6]=>[4,6,7,1,8,5,2,3]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]=>[.,[[.,[.,.]],[[.,.],[.,[.,.]]]]]
[6,3,8,2,1,4,7,5]=>[3,6,1,7,8,5,2,4]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[7,8,3,2,1,4,6,5]=>[2,1,6,7,8,5,3,4]=>[[.,.],[[[.,[.,.]],.],[.,[.,.]]]]=>[.,[.,[[[.,[.,.]],.],[.,[.,.]]]]]
[6,3,8,2,1,4,5,7]=>[3,6,1,7,8,5,4,2]=>[[.,[.,.]],[[[.,.],.],[.,[.,.]]]]=>[.,[[.,.],[[[.,.],.],[.,[.,.]]]]]
[4,3,2,1,8,5,6,7]=>[5,6,7,8,1,4,3,2]=>[[.,[[[.,.],.],.]],[.,[.,[.,.]]]]=>[.,[[[[.,.],.],.],[.,[.,[.,.]]]]]
[4,3,2,1,5,8,6,7]=>[5,6,7,8,4,1,3,2]=>[[[.,[[.,.],.]],.],[.,[.,[.,.]]]]=>[[.,[[.,.],.]],[.,[.,[.,[.,.]]]]]
[7,8,5,6,1,2,4,3]=>[2,1,4,3,8,7,5,6]=>[[.,.],[[.,.],[[[.,[.,.]],.],.]]]=>[.,[.,[[.,.],[[[.,[.,.]],.],.]]]]
[7,8,4,1,6,2,5,3]=>[2,1,5,8,3,7,4,6]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]=>[.,[.,[[.,[.,.]],[[[.,.],.],.]]]]
[7,8,1,4,6,2,5,3]=>[2,1,8,5,3,7,4,6]=>[[.,.],[[[.,[.,.]],[[.,.],.]],.]]=>[.,[.,[[[.,[.,.]],[[.,.],.]],.]]]
[6,1,8,4,7,2,5,3]=>[3,8,1,5,2,7,4,6]=>[[.,[.,.]],[[[.,.],[[.,.],.]],.]]=>[.,[[.,.],[[[.,.],[[.,.],.]],.]]]
[1,6,8,4,7,2,5,3]=>[8,3,1,5,2,7,4,6]=>[[[.,[.,.]],[[.,.],[[.,.],.]]],.]=>[[.,[.,.]],[[[.,.],[[.,.],.]],.]]
[1,6,8,3,2,7,5,4]=>[8,3,1,6,7,2,4,5]=>[[[.,[.,.]],[[.,[.,.]],[.,.]]],.]=>[[.,[.,.]],[[[.,[.,.]],[.,.]],.]]
[6,1,8,3,2,7,5,4]=>[3,8,1,6,7,2,4,5]=>[[.,[.,.]],[[[.,[.,.]],[.,.]],.]]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[7,8,1,3,2,6,5,4]=>[2,1,8,6,7,3,4,5]=>[[.,.],[[[.,[.,[.,.]]],[.,.]],.]]=>[.,[.,[[[.,[.,[.,.]]],[.,.]],.]]]
[7,8,3,1,2,6,5,4]=>[2,1,6,8,7,3,4,5]=>[[.,.],[[.,[.,[.,.]]],[[.,.],.]]]=>[.,[.,[[.,[.,[.,.]]],[[.,.],.]]]]
[7,8,3,4,6,5,1,2]=>[2,1,6,5,3,4,8,7]=>[[.,.],[[[.,[.,.]],.],[[.,.],.]]]=>[.,[.,[[[.,[.,.]],.],[[.,.],.]]]]
[7,8,2,4,6,1,5,3]=>[2,1,7,5,3,8,4,6]=>[[.,.],[[[.,[.,.]],[.,.]],[.,.]]]=>[.,[.,[[[.,[.,.]],[.,.]],[.,.]]]]
[7,8,2,3,1,6,5,4]=>[2,1,7,6,8,3,4,5]=>[[.,.],[[[.,[.,[.,.]]],.],[.,.]]]=>[.,[.,[[[.,[.,[.,.]]],.],[.,.]]]]
[7,8,2,1,3,6,5,4]=>[2,1,7,8,6,3,4,5]=>[[.,.],[[[.,[.,[.,.]]],.],[.,.]]]=>[.,[.,[[[.,[.,[.,.]]],.],[.,.]]]]
[7,8,1,2,3,6,5,4]=>[2,1,8,7,6,3,4,5]=>[[.,.],[[[[.,[.,[.,.]]],.],.],.]]=>[.,[.,[[[[.,[.,[.,.]]],.],.],.]]]
[6,1,8,2,3,7,5,4]=>[3,8,1,7,6,2,4,5]=>[[.,[.,.]],[[[[.,[.,.]],.],.],.]]=>[.,[[.,.],[[[[.,[.,.]],.],.],.]]]
[1,6,8,2,3,7,5,4]=>[8,3,1,7,6,2,4,5]=>[[[.,[.,.]],[[[.,[.,.]],.],.]],.]=>[[.,[.,.]],[[[[.,[.,.]],.],.],.]]
[1,5,2,8,3,7,6,4]=>[8,4,7,1,6,2,3,5]=>[[[.,[.,[.,.]]],[[[.,.],.],.]],.]=>[[.,[.,[.,.]]],[[[[.,.],.],.],.]]
[5,1,2,8,3,7,6,4]=>[4,8,7,1,6,2,3,5]=>[[.,[.,[.,.]]],[[[[.,.],.],.],.]]=>[.,[[.,[.,.]],[[[[.,.],.],.],.]]]
[5,2,1,8,3,7,6,4]=>[4,7,8,1,6,2,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[6,2,8,1,3,7,5,4]=>[3,7,1,8,6,2,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]=>[.,[[.,.],[[[.,[.,.]],.],[.,.]]]]
[6,2,8,3,1,7,5,4]=>[3,7,1,6,8,2,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]=>[.,[[.,.],[[[.,[.,.]],.],[.,.]]]]
[6,2,8,4,7,1,5,3]=>[3,7,1,5,2,8,4,6]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[6,3,8,4,7,5,1,2]=>[3,6,1,5,2,4,8,7]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]=>[.,[[.,.],[[[.,.],.],[[.,.],.]]]]
[3,6,8,4,7,5,1,2]=>[6,3,1,5,2,4,8,7]=>[[[.,[.,.]],[[.,.],.]],[[.,.],.]]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]
[2,6,8,4,7,1,5,3]=>[7,3,1,5,2,8,4,6]=>[[[.,[.,.]],[[.,.],[.,.]]],[.,.]]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]
[2,6,8,3,1,7,5,4]=>[7,3,1,6,8,2,4,5]=>[[[.,[.,.]],[[.,[.,.]],.]],[.,.]]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]
[2,6,8,1,3,7,5,4]=>[7,3,1,8,6,2,4,5]=>[[[.,[.,.]],[[.,[.,.]],.]],[.,.]]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]
[2,5,1,8,3,7,6,4]=>[7,4,8,1,6,2,3,5]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]
[1,2,5,8,3,7,6,4]=>[8,7,4,1,6,2,3,5]=>[[[[.,[.,[.,.]]],[[.,.],.]],.],.]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]
[2,4,1,3,8,7,6,5]=>[7,5,8,6,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],[.,.]],[.,.]]=>[[.,[.,[.,[.,.]]]],[[.,.],[.,.]]]
[2,5,3,8,1,7,6,4]=>[7,4,6,1,8,2,3,5]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]
[2,5,4,8,7,1,6,3]=>[7,4,5,1,2,8,3,6]=>[[[.,[.,[.,.]]],[.,[.,.]]],[.,.]]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]
[3,5,4,8,7,6,1,2]=>[6,4,5,1,2,3,8,7]=>[[[.,[.,[.,.]]],[.,.]],[[.,.],.]]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]
[5,3,4,8,7,6,1,2]=>[4,6,5,1,2,3,8,7]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[5,2,4,8,7,1,6,3]=>[4,7,5,1,2,8,3,6]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[5,2,3,8,1,7,6,4]=>[4,7,6,1,8,2,3,5]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]=>[.,[[.,[.,.]],[[[.,.],.],[.,.]]]]
[4,2,1,3,8,7,6,5]=>[5,7,8,6,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[[.,.],[.,.]]]=>[.,[[.,[.,[.,.]]],[[.,.],[.,.]]]]
[4,1,2,3,8,7,6,5]=>[5,8,7,6,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[[[.,.],.],.]]=>[.,[[.,[.,[.,.]]],[[[.,.],.],.]]]
[1,4,2,3,8,7,6,5]=>[8,5,7,6,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],[[.,.],.]],.]=>[[.,[.,[.,[.,.]]]],[[[.,.],.],.]]
[4,1,3,2,8,7,6,5]=>[5,8,6,7,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[[.,[.,.]],.]]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[4,3,1,2,8,7,6,5]=>[5,6,8,7,1,2,3,4]=>[[.,[.,[.,[.,.]]]],[.,[[.,.],.]]]=>[.,[[.,[.,[.,.]]],[.,[[.,.],.]]]]
[6,3,8,1,2,7,5,4]=>[3,6,1,8,7,2,4,5]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]=>[.,[[.,.],[[.,[.,.]],[[.,.],.]]]]
[5,3,1,8,2,7,6,4]=>[4,6,8,1,7,2,3,5]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]=>[.,[[.,[.,.]],[[.,.],[[.,.],.]]]]
[5,1,3,8,2,7,6,4]=>[4,8,6,1,7,2,3,5]=>[[.,[.,[.,.]]],[[[.,.],[.,.]],.]]=>[.,[[.,[.,.]],[[[.,.],[.,.]],.]]]
[1,5,3,8,2,7,6,4]=>[8,4,6,1,7,2,3,5]=>[[[.,[.,[.,.]]],[[.,.],[.,.]]],.]=>[[.,[.,[.,.]]],[[[.,.],[.,.]],.]]
[1,5,4,8,7,2,6,3]=>[8,4,5,1,2,7,3,6]=>[[[.,[.,[.,.]]],[.,[[.,.],.]]],.]=>[[.,[.,[.,.]]],[[.,[[.,.],.]],.]]
[5,1,4,8,7,2,6,3]=>[4,8,5,1,2,7,3,6]=>[[.,[.,[.,.]]],[[.,[[.,.],.]],.]]=>[.,[[.,[.,.]],[[.,[[.,.],.]],.]]]
[5,4,1,8,7,2,6,3]=>[4,5,8,1,2,7,3,6]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]=>[.,[[.,[.,.]],[.,[[[.,.],.],.]]]]
[6,4,8,1,7,2,5,3]=>[3,5,1,8,2,7,4,6]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]=>[.,[[.,.],[[.,.],[[[.,.],.],.]]]]
[6,5,8,7,1,2,4,3]=>[3,4,1,2,8,7,5,6]=>[[.,[.,.]],[.,[[[.,[.,.]],.],.]]]=>[.,[[.,.],[.,[[[.,[.,.]],.],.]]]]
[5,6,8,7,3,4,1,2]=>[4,3,1,2,6,5,8,7]=>[[[.,[.,.]],.],[[.,.],[[.,.],.]]]=>[[.,[.,.]],[.,[[.,.],[[.,.],.]]]]
[5,6,8,7,2,1,4,3]=>[4,3,1,2,7,8,5,6]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]=>[[.,[.,.]],[.,[[.,[.,.]],[.,.]]]]
[4,5,1,8,7,2,6,3]=>[5,4,8,1,2,7,3,6]=>[[[.,[.,[.,.]]],.],[[[.,.],.],.]]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]
[4,1,5,8,7,2,6,3]=>[5,8,4,1,2,7,3,6]=>[[[.,[.,[.,.]]],.],[[[.,.],.],.]]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]
[1,4,5,8,7,2,6,3]=>[8,5,4,1,2,7,3,6]=>[[[[.,[.,[.,.]]],.],[[.,.],.]],.]=>[[[.,[.,[.,.]]],.],[[[.,.],.],.]]
[1,3,5,8,2,7,6,4]=>[8,6,4,1,7,2,3,5]=>[[[[.,[.,[.,.]]],[.,.]],[.,.]],.]=>[[[.,[.,[.,.]]],[.,.]],[[.,.],.]]
[3,1,5,8,2,7,6,4]=>[6,8,4,1,7,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[[.,.],.]]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]
[3,6,8,1,2,7,5,4]=>[6,3,1,8,7,2,4,5]=>[[[.,[.,.]],[.,[.,.]]],[[.,.],.]]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]
[3,6,8,2,1,7,5,4]=>[6,3,1,7,8,2,4,5]=>[[[.,[.,.]],[.,[.,.]]],[.,[.,.]]]=>[[.,[.,.]],[[.,[.,.]],[.,[.,.]]]]
[4,6,8,2,7,1,5,3]=>[5,3,1,7,2,8,4,6]=>[[[.,[.,.]],[.,.]],[[.,.],[.,.]]]=>[[.,[.,.]],[[.,.],[[.,.],[.,.]]]]
[4,6,8,3,7,5,1,2]=>[5,3,1,6,2,4,8,7]=>[[[.,[.,.]],[.,.]],[.,[[.,.],.]]]=>[[.,[.,.]],[[.,.],[.,[[.,.],.]]]]
[4,5,3,8,7,6,1,2]=>[5,4,6,1,2,3,8,7]=>[[[.,[.,[.,.]]],.],[.,[[.,.],.]]]=>[[.,[.,[.,.]]],[.,[.,[[.,.],.]]]]
[4,5,2,8,7,1,6,3]=>[5,4,7,1,2,8,3,6]=>[[[.,[.,[.,.]]],.],[[.,.],[.,.]]]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]
[3,5,2,8,1,7,6,4]=>[6,4,7,1,8,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[.,[.,.]]]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]
[3,1,4,2,8,7,6,5]=>[6,8,5,7,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],.],[[.,.],.]]=>[[.,[.,[.,[.,.]]]],[.,[[.,.],.]]]
[3,1,2,4,8,7,6,5]=>[6,8,7,5,1,2,3,4]=>[[[.,[.,[.,[.,.]]]],.],[[.,.],.]]=>[[.,[.,[.,[.,.]]]],[.,[[.,.],.]]]
[3,2,5,8,1,7,6,4]=>[6,7,4,1,8,2,3,5]=>[[[.,[.,[.,.]]],[.,.]],[.,[.,.]]]=>[[.,[.,[.,.]]],[[.,.],[.,[.,.]]]]
[4,2,5,8,7,1,6,3]=>[5,7,4,1,2,8,3,6]=>[[[.,[.,[.,.]]],.],[[.,.],[.,.]]]=>[[.,[.,[.,.]]],[.,[[.,.],[.,.]]]]
[4,3,5,8,7,6,1,2]=>[5,6,4,1,2,3,8,7]=>[[[.,[.,[.,.]]],.],[.,[[.,.],.]]]=>[[.,[.,[.,.]]],[.,[.,[[.,.],.]]]]
[3,4,5,8,7,6,1,2]=>[6,5,4,1,2,3,8,7]=>[[[[.,[.,[.,.]]],.],.],[[.,.],.]]=>[[[.,[.,[.,.]]],.],[.,[[.,.],.]]]
[2,4,5,8,7,1,6,3]=>[7,5,4,1,2,8,3,6]=>[[[[.,[.,[.,.]]],.],[.,.]],[.,.]]=>[[[.,[.,[.,.]]],.],[[.,.],[.,.]]]
[2,3,5,8,1,7,6,4]=>[7,6,4,1,8,2,3,5]=>[[[[.,[.,[.,.]]],[.,.]],.],[.,.]]=>[[[.,[.,[.,.]]],[.,.]],[.,[.,.]]]
[4,1,3,2,6,5,8,7]=>[5,8,6,7,3,4,1,2]=>[[[.,[.,.]],[.,.]],[[.,[.,.]],.]]=>[[.,[.,.]],[[.,.],[[.,[.,.]],.]]]
[5,1,3,2,6,4,8,7]=>[4,8,6,7,3,5,1,2]=>[[[.,[.,.]],.],[[[.,.],[.,.]],.]]=>[[.,[.,.]],[.,[[[.,.],[.,.]],.]]]
[6,1,3,2,5,4,8,7]=>[3,8,6,7,4,5,1,2]=>[[.,[.,.]],[[[.,[.,.]],[.,.]],.]]=>[.,[[.,.],[[[.,[.,.]],[.,.]],.]]]
[7,1,3,2,5,4,8,6]=>[2,8,6,7,4,5,1,3]=>[[.,.],[[[[.,.],[.,.]],[.,.]],.]]=>[.,[.,[[[[.,.],[.,.]],[.,.]],.]]]
[8,1,3,2,5,4,7,6]=>[1,8,6,7,4,5,2,3]=>[.,[[[[.,[.,.]],[.,.]],[.,.]],.]]=>[[[[[.,[.,.]],[.,.]],[.,.]],.],.]
[8,1,4,2,5,3,7,6]=>[1,8,5,7,4,6,2,3]=>[.,[[[[.,[.,.]],.],[[.,.],.]],.]]=>[[[[[.,[.,.]],.],[[.,.],.]],.],.]
[7,1,4,2,5,3,8,6]=>[2,8,5,7,4,6,1,3]=>[[.,.],[[[[.,.],.],[[.,.],.]],.]]=>[.,[.,[[[[.,.],.],[[.,.],.]],.]]]
[6,1,4,2,5,3,8,7]=>[3,8,5,7,4,6,1,2]=>[[.,[.,.]],[[[.,.],[[.,.],.]],.]]=>[.,[[.,.],[[[.,.],[[.,.],.]],.]]]
[5,1,4,2,6,3,8,7]=>[4,8,5,7,3,6,1,2]=>[[[.,[.,.]],.],[[.,[[.,.],.]],.]]=>[[.,[.,.]],[.,[[.,[[.,.],.]],.]]]
[2,1,6,3,5,4,8,7]=>[7,8,3,6,4,5,1,2]=>[[[.,[.,.]],[[.,[.,.]],.]],[.,.]]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]
[3,1,6,2,5,4,8,7]=>[6,8,3,7,4,5,1,2]=>[[[.,[.,.]],[.,[.,.]]],[[.,.],.]]=>[[.,[.,.]],[[.,[.,.]],[[.,.],.]]]
[4,1,6,2,5,3,8,7]=>[5,8,3,7,4,6,1,2]=>[[[.,[.,.]],[.,.]],[[[.,.],.],.]]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]
[6,2,5,1,4,3,8,7]=>[3,7,4,8,5,6,1,2]=>[[.,[.,.]],[[.,[.,[.,.]]],[.,.]]]=>[.,[[.,.],[[.,[.,[.,.]]],[.,.]]]]
[5,2,6,1,4,3,8,7]=>[4,7,3,8,5,6,1,2]=>[[[.,[.,.]],.],[[.,[.,.]],[.,.]]]=>[[.,[.,.]],[.,[[.,[.,.]],[.,.]]]]
[5,2,7,1,4,3,8,6]=>[4,7,2,8,5,6,1,3]=>[[[.,.],[.,.]],[[.,[.,.]],[.,.]]]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]
[5,2,8,1,4,3,7,6]=>[4,7,1,8,5,6,2,3]=>[[.,[.,[.,.]]],[[.,[.,.]],[.,.]]]=>[.,[[.,[.,.]],[[.,[.,.]],[.,.]]]]
[6,2,8,1,4,3,7,5]=>[3,7,1,8,5,6,2,4]=>[[.,[.,.]],[[[.,.],[.,.]],[.,.]]]=>[.,[[.,.],[[[.,.],[.,.]],[.,.]]]]
[6,2,7,1,4,3,8,5]=>[3,7,2,8,5,6,1,4]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[7,2,6,1,4,3,8,5]=>[2,7,3,8,5,6,1,4]=>[[.,.],[[.,[[.,.],[.,.]]],[.,.]]]=>[.,[.,[[.,[[.,.],[.,.]]],[.,.]]]]
[7,2,5,1,4,3,8,6]=>[2,7,4,8,5,6,1,3]=>[[.,.],[[[.,.],[.,[.,.]]],[.,.]]]=>[.,[.,[[[.,.],[.,[.,.]]],[.,.]]]]
[4,1,7,2,5,3,8,6]=>[5,8,2,7,4,6,1,3]=>[[[.,.],[[.,.],.]],[[[.,.],.],.]]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]
[3,1,7,2,5,4,8,6]=>[6,8,2,7,4,5,1,3]=>[[[.,.],[[.,.],[.,.]]],[[.,.],.]]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]
[2,1,7,3,5,4,8,6]=>[7,8,2,6,4,5,1,3]=>[[[.,.],[[[.,.],[.,.]],.]],[.,.]]=>[[.,.],[[[[.,.],[.,.]],.],[.,.]]]
[2,1,8,3,5,4,7,6]=>[7,8,1,6,4,5,2,3]=>[[.,[[[.,[.,.]],[.,.]],.]],[.,.]]=>[.,[[[[.,[.,.]],[.,.]],.],[.,.]]]
[3,1,8,2,5,4,7,6]=>[6,8,1,7,4,5,2,3]=>[[.,[[.,[.,.]],[.,.]]],[[.,.],.]]=>[.,[[[.,[.,.]],[.,.]],[[.,.],.]]]
[4,1,8,2,5,3,7,6]=>[5,8,1,7,4,6,2,3]=>[[.,[[.,[.,.]],.]],[[[.,.],.],.]]=>[.,[[[.,[.,.]],.],[[[.,.],.],.]]]
[8,2,5,1,4,3,7,6]=>[1,7,4,8,5,6,2,3]=>[.,[[[.,[.,.]],[.,[.,.]]],[.,.]]]=>[[[[.,[.,.]],[.,[.,.]]],[.,.]],.]
[8,2,6,1,4,3,7,5]=>[1,7,3,8,5,6,2,4]=>[.,[[[.,.],[[.,.],[.,.]]],[.,.]]]=>[[[[.,.],[[.,.],[.,.]]],[.,.]],.]
[7,1,4,3,8,2,6,5]=>[2,8,5,6,1,7,3,4]=>[[.,.],[[[.,[.,.]],[.,[.,.]]],.]]=>[.,[.,[[[.,[.,.]],[.,[.,.]]],.]]]
[8,1,4,3,7,2,6,5]=>[1,8,5,6,2,7,3,4]=>[.,[[[.,[.,[.,.]]],[.,[.,.]]],.]]=>[[[[.,[.,[.,.]]],[.,[.,.]]],.],.]
[8,1,5,3,7,2,6,4]=>[1,8,4,6,2,7,3,5]=>[.,[[[.,[.,.]],[[.,.],[.,.]]],.]]=>[[[[.,[.,.]],[[.,.],[.,.]]],.],.]
[7,1,5,3,8,2,6,4]=>[2,8,4,6,1,7,3,5]=>[[.,.],[[[.,.],[[.,.],[.,.]]],.]]=>[.,[.,[[[.,.],[[.,.],[.,.]]],.]]]
[8,2,6,1,5,3,7,4]=>[1,7,3,8,4,6,2,5]=>[.,[[[.,.],[.,[[.,.],.]]],[.,.]]]=>[[[[.,.],[.,[[.,.],.]]],[.,.]],.]
[5,1,8,2,6,3,7,4]=>[4,8,1,7,3,6,2,5]=>[[.,[[.,.],.]],[[[[.,.],.],.],.]]=>[.,[[[.,.],.],[[[[.,.],.],.],.]]]
[4,1,8,2,6,3,7,5]=>[5,8,1,7,3,6,2,4]=>[[.,[[.,.],[.,.]]],[[[.,.],.],.]]=>[.,[[[.,.],[.,.]],[[[.,.],.],.]]]
[3,1,8,2,6,4,7,5]=>[6,8,1,7,3,5,2,4]=>[[.,[[.,.],[[.,.],.]]],[[.,.],.]]=>[.,[[[.,.],[[.,.],.]],[[.,.],.]]]
[2,1,8,3,6,4,7,5]=>[7,8,1,6,3,5,2,4]=>[[.,[[[.,.],[[.,.],.]],.]],[.,.]]=>[.,[[[[.,.],[[.,.],.]],.],[.,.]]]
[2,1,7,3,6,4,8,5]=>[7,8,2,6,3,5,1,4]=>[[[.,.],[[.,[[.,.],.]],.]],[.,.]]=>[[.,.],[[[.,[[.,.],.]],.],[.,.]]]
[4,1,7,2,6,3,8,5]=>[5,8,2,7,3,6,1,4]=>[[[.,.],[.,[.,.]]],[[[.,.],.],.]]=>[[.,.],[[.,[.,.]],[[[.,.],.],.]]]
[5,1,7,2,6,3,8,4]=>[4,8,2,7,3,6,1,5]=>[[[.,.],[.,.]],[[[[.,.],.],.],.]]=>[[.,.],[[.,.],[[[[.,.],.],.],.]]]
[7,2,6,1,5,3,8,4]=>[2,7,3,8,4,6,1,5]=>[[.,.],[[.,[.,[[.,.],.]]],[.,.]]]=>[.,[.,[[.,[.,[[.,.],.]]],[.,.]]]]
[6,2,7,1,5,3,8,4]=>[3,7,2,8,4,6,1,5]=>[[[.,.],.],[[.,[[.,.],.]],[.,.]]]=>[[.,.],[.,[[.,[[.,.],.]],[.,.]]]]
[6,2,8,1,5,3,7,4]=>[3,7,1,8,4,6,2,5]=>[[.,[.,.]],[[.,[[.,.],.]],[.,.]]]=>[.,[[.,.],[[.,[[.,.],.]],[.,.]]]]
[8,1,5,2,6,3,7,4]=>[1,8,4,7,3,6,2,5]=>[.,[[[[.,.],.],[[[.,.],.],.]],.]]=>[[[[[.,.],.],[[[.,.],.],.]],.],.]
[6,1,5,2,7,3,8,4]=>[3,8,4,7,2,6,1,5]=>[[[.,.],.],[[.,[[[.,.],.],.]],.]]=>[[.,.],[.,[[.,[[[.,.],.],.]],.]]]
[6,1,4,2,7,3,8,5]=>[3,8,5,7,2,6,1,4]=>[[[.,.],.],[[[.,.],[[.,.],.]],.]]=>[[.,.],[.,[[[.,.],[[.,.],.]],.]]]
[8,1,4,2,6,3,7,5]=>[1,8,5,7,3,6,2,4]=>[.,[[[[.,.],[.,.]],[[.,.],.]],.]]=>[[[[[.,.],[.,.]],[[.,.],.]],.],.]
[8,1,3,2,6,4,7,5]=>[1,8,6,7,3,5,2,4]=>[.,[[[[.,.],[[.,.],.]],[.,.]],.]]=>[[[[[.,.],[[.,.],.]],[.,.]],.],.]
[7,1,3,2,6,4,8,5]=>[2,8,6,7,3,5,1,4]=>[[.,.],[[[.,[[.,.],.]],[.,.]],.]]=>[.,[.,[[[.,[[.,.],.]],[.,.]],.]]]
[6,1,3,2,7,4,8,5]=>[3,8,6,7,2,5,1,4]=>[[[.,.],.],[[[[.,.],.],[.,.]],.]]=>[[.,.],[.,[[[[.,.],.],[.,.]],.]]]
[5,1,3,2,7,4,8,6]=>[4,8,6,7,2,5,1,3]=>[[[.,.],[.,.]],[[[.,.],[.,.]],.]]=>[[.,.],[[.,.],[[[.,.],[.,.]],.]]]
[4,1,3,2,7,5,8,6]=>[5,8,6,7,2,4,1,3]=>[[[.,.],[[.,.],.]],[[.,[.,.]],.]]=>[[.,.],[[[.,.],.],[[.,[.,.]],.]]]
[2,1,4,3,8,5,7,6]=>[7,8,5,6,1,4,2,3]=>[[[.,[[.,[.,.]],.]],[.,.]],[.,.]]=>[[.,[[.,[.,.]],.]],[[.,.],[.,.]]]
[3,1,4,2,8,5,7,6]=>[6,8,5,7,1,4,2,3]=>[[[.,[[.,[.,.]],.]],.],[[.,.],.]]=>[[.,[[.,[.,.]],.]],[.,[[.,.],.]]]
[4,1,3,2,8,5,7,6]=>[5,8,6,7,1,4,2,3]=>[[.,[[.,[.,.]],.]],[[.,[.,.]],.]]=>[.,[[[.,[.,.]],.],[[.,[.,.]],.]]]
[5,1,3,2,8,4,7,6]=>[4,8,6,7,1,5,2,3]=>[[.,[.,[.,.]]],[[[.,.],[.,.]],.]]=>[.,[[.,[.,.]],[[[.,.],[.,.]],.]]]
[6,1,3,2,8,4,7,5]=>[3,8,6,7,1,5,2,4]=>[[.,[.,.]],[[[[.,.],.],[.,.]],.]]=>[.,[[.,.],[[[[.,.],.],[.,.]],.]]]
[8,4,7,1,3,2,6,5]=>[1,5,2,8,6,7,3,4]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]=>[[[.,[.,[.,.]]],[[.,[.,.]],.]],.]
[7,4,8,1,3,2,6,5]=>[2,5,1,8,6,7,3,4]=>[[.,.],[[.,[.,.]],[[.,[.,.]],.]]]=>[.,[.,[[.,[.,.]],[[.,[.,.]],.]]]]
[7,3,8,1,4,2,6,5]=>[2,6,1,8,5,7,3,4]=>[[.,.],[[[.,[.,.]],.],[[.,.],.]]]=>[.,[.,[[[.,[.,.]],.],[[.,.],.]]]]
[8,3,7,1,4,2,6,5]=>[1,6,2,8,5,7,3,4]=>[.,[[.,[[.,[.,.]],.]],[[.,.],.]]]=>[[[.,[[.,[.,.]],.]],[[.,.],.]],.]
[6,1,4,2,8,3,7,5]=>[3,8,5,7,1,6,2,4]=>[[.,[.,.]],[[[.,.],[[.,.],.]],.]]=>[.,[[.,.],[[[.,.],[[.,.],.]],.]]]
[5,1,4,2,8,3,7,6]=>[4,8,5,7,1,6,2,3]=>[[.,[.,[.,.]]],[[.,[[.,.],.]],.]]=>[.,[[.,[.,.]],[[.,[[.,.],.]],.]]]
[4,1,5,2,8,3,7,6]=>[5,8,4,7,1,6,2,3]=>[[[.,[.,[.,.]]],.],[[[.,.],.],.]]=>[[.,[.,[.,.]]],[.,[[[.,.],.],.]]]
[3,1,5,2,8,4,7,6]=>[6,8,4,7,1,5,2,3]=>[[[.,[.,[.,.]]],[.,.]],[[.,.],.]]=>[[.,[.,[.,.]]],[[.,.],[[.,.],.]]]
[2,1,5,3,8,4,7,6]=>[7,8,4,6,1,5,2,3]=>[[[.,[.,[.,.]]],[[.,.],.]],[.,.]]=>[[.,[.,[.,.]]],[[[.,.],.],[.,.]]]
[2,1,6,3,8,4,7,5]=>[7,8,3,6,1,5,2,4]=>[[[.,[.,.]],[[[.,.],.],.]],[.,.]]=>[[.,[.,.]],[[[[.,.],.],.],[.,.]]]
[3,1,6,2,8,4,7,5]=>[6,8,3,7,1,5,2,4]=>[[[.,[.,.]],[[.,.],.]],[[.,.],.]]=>[[.,[.,.]],[[[.,.],.],[[.,.],.]]]
[4,1,6,2,8,3,7,5]=>[5,8,3,7,1,6,2,4]=>[[[.,[.,.]],[.,.]],[[[.,.],.],.]]=>[[.,[.,.]],[[.,.],[[[.,.],.],.]]]
[5,1,6,2,8,3,7,4]=>[4,8,3,7,1,6,2,5]=>[[[.,[.,.]],.],[[[[.,.],.],.],.]]=>[[.,[.,.]],[.,[[[[.,.],.],.],.]]]
[6,1,5,2,8,3,7,4]=>[3,8,4,7,1,6,2,5]=>[[.,[.,.]],[[.,[[[.,.],.],.]],.]]=>[.,[[.,.],[[.,[[[.,.],.],.]],.]]]
[8,3,7,1,5,2,6,4]=>[1,6,2,8,4,7,3,5]=>[.,[[.,[[.,.],[.,.]]],[[.,.],.]]]=>[[[.,[[.,.],[.,.]]],[[.,.],.]],.]
[7,3,8,1,5,2,6,4]=>[2,6,1,8,4,7,3,5]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[6,2,7,3,8,1,5,4]=>[3,7,2,6,1,8,4,5]=>[[[.,.],.],[[[.,[.,.]],.],[.,.]]]=>[[.,.],[.,[[[.,[.,.]],.],[.,.]]]]
[6,2,8,3,7,1,5,4]=>[3,7,1,6,2,8,4,5]=>[[.,[.,.]],[[[.,[.,.]],.],[.,.]]]=>[.,[[.,.],[[[.,[.,.]],.],[.,.]]]]
[8,3,7,2,6,1,5,4]=>[1,6,2,7,3,8,4,5]=>[.,[[.,[.,[.,[.,.]]]],[.,[.,.]]]]=>[[[.,[.,[.,[.,.]]]],[.,[.,.]]],.]
[5,1,8,3,7,2,6,4]=>[4,8,1,6,2,7,3,5]=>[[.,[.,[.,.]]],[[[.,.],[.,.]],.]]=>[.,[[.,[.,.]],[[[.,.],[.,.]],.]]]
[4,1,8,3,7,2,6,5]=>[5,8,1,6,2,7,3,4]=>[[.,[.,[.,[.,.]]]],[[.,[.,.]],.]]=>[.,[[.,[.,[.,.]]],[[.,[.,.]],.]]]
[3,1,8,4,7,2,6,5]=>[6,8,1,5,2,7,3,4]=>[[.,[[.,[.,[.,.]]],.]],[[.,.],.]]=>[.,[[[.,[.,[.,.]]],.],[[.,.],.]]]
[2,1,8,4,7,3,6,5]=>[7,8,1,5,2,6,3,4]=>[[.,[[.,[.,[.,.]]],[.,.]]],[.,.]]=>[.,[[[.,[.,[.,.]]],[.,.]],[.,.]]]
[2,1,7,4,8,3,6,5]=>[7,8,2,5,1,6,3,4]=>[[[.,.],[[.,[.,.]],[.,.]]],[.,.]]=>[[.,.],[[[.,[.,.]],[.,.]],[.,.]]]
[3,1,7,4,8,2,6,5]=>[6,8,2,5,1,7,3,4]=>[[[.,.],[[.,[.,.]],.]],[[.,.],.]]=>[[.,.],[[[.,[.,.]],.],[[.,.],.]]]
[4,1,7,3,8,2,6,5]=>[5,8,2,6,1,7,3,4]=>[[[.,.],[.,[.,.]]],[[.,[.,.]],.]]=>[[.,.],[[.,[.,.]],[[.,[.,.]],.]]]
[5,1,7,3,8,2,6,4]=>[4,8,2,6,1,7,3,5]=>[[[.,.],[.,.]],[[[.,.],[.,.]],.]]=>[[.,.],[[.,.],[[[.,.],[.,.]],.]]]
[7,3,8,2,6,1,5,4]=>[2,6,1,7,3,8,4,5]=>[[.,.],[[.,[.,[.,.]]],[.,[.,.]]]]=>[.,[.,[[.,[.,[.,.]]],[.,[.,.]]]]]
[8,2,6,3,7,1,5,4]=>[1,7,3,6,2,8,4,5]=>[.,[[[.,.],[[.,[.,.]],.]],[.,.]]]=>[[[[.,.],[[.,[.,.]],.]],[.,.]],.]
[7,2,6,3,8,1,5,4]=>[2,7,3,6,1,8,4,5]=>[[.,.],[[.,[[.,[.,.]],.]],[.,.]]]=>[.,[.,[[.,[[.,[.,.]],.]],[.,.]]]]
[3,4,2,6,8,1,5,7]=>[6,5,7,3,1,8,4,2]=>[[[[.,[.,.]],[.,.]],.],[.,[.,.]]]=>[[[.,[.,.]],[.,.]],[.,[.,[.,.]]]]
[5,3,6,2,8,1,4,7]=>[4,6,3,7,1,8,5,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[5,3,6,2,4,8,1,7]=>[4,6,3,7,5,1,8,2]=>[[[.,[.,.]],.],[[.,.],[.,[.,.]]]]=>[[.,[.,.]],[.,[[.,.],[.,[.,.]]]]]
[5,7,3,8,2,4,1,6]=>[4,2,6,1,7,5,8,3]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[5,7,3,8,2,4,6,1]=>[4,2,6,1,7,5,3,8]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[7,4,2,5,8,3,6,1]=>[2,5,7,4,1,6,3,8]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[7,4,2,5,8,3,1,6]=>[2,5,7,4,1,6,8,3]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[4,5,2,6,3,8,1,7]=>[5,4,7,3,6,1,8,2]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[4,5,2,1,6,8,3,7]=>[5,4,7,8,3,1,6,2]=>[[[[.,[.,.]],.],.],[[.,.],[.,.]]]=>[[[.,[.,.]],.],[.,[[.,.],[.,.]]]]
[5,3,1,6,8,2,4,7]=>[4,6,8,3,1,7,5,2]=>[[[.,[.,.]],.],[[.,.],[[.,.],.]]]=>[[.,[.,.]],[.,[[.,.],[[.,.],.]]]]
[5,6,2,8,1,3,4,7]=>[4,3,7,1,8,6,5,2]=>[[[.,[.,.]],.],[[[.,.],.],[.,.]]]=>[[.,[.,.]],[.,[[[.,.],.],[.,.]]]]
[3,5,6,1,4,8,2,7]=>[6,4,3,8,5,1,7,2]=>[[[[.,[.,.]],.],[.,.]],[[.,.],.]]=>[[[.,[.,.]],.],[[.,.],[[.,.],.]]]
[4,1,5,6,3,8,2,7]=>[5,8,4,3,6,1,7,2]=>[[[[.,[.,.]],.],.],[[.,[.,.]],.]]=>[[[.,[.,.]],.],[.,[[.,[.,.]],.]]]
[4,5,1,6,3,8,2,7]=>[5,4,8,3,6,1,7,2]=>[[[[.,[.,.]],.],.],[[.,[.,.]],.]]=>[[[.,[.,.]],.],[.,[[.,[.,.]],.]]]
[4,5,6,3,2,8,1,7]=>[5,4,3,6,7,1,8,2]=>[[[[.,[.,.]],.],.],[.,[.,[.,.]]]]=>[[[.,[.,.]],.],[.,[.,[.,[.,.]]]]]
[7,4,5,3,8,2,1,6]=>[2,5,4,6,1,7,8,3]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[7,4,5,3,8,2,6,1]=>[2,5,4,6,1,7,3,8]=>[[.,.],[[[.,.],.],[.,[.,[.,.]]]]]=>[.,[.,[[[.,.],.],[.,[.,[.,.]]]]]]
[6,7,4,8,3,2,5,1]=>[3,2,5,1,6,7,4,8]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[6,7,4,8,3,2,1,5]=>[3,2,5,1,6,7,8,4]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[6,7,4,1,8,3,2,5]=>[3,2,5,8,1,6,7,4]=>[[[.,.],.],[[.,.],[[.,[.,.]],.]]]=>[[.,.],[.,[[.,.],[[.,[.,.]],.]]]]
[7,4,5,3,1,8,2,6]=>[2,5,4,6,8,1,7,3]=>[[.,.],[[[.,.],.],[.,[[.,.],.]]]]=>[.,[.,[[[.,.],.],[.,[[.,.],.]]]]]
[4,7,1,5,8,3,2,6]=>[5,2,8,4,1,6,7,3]=>[[[.,.],[[.,.],.]],[[.,[.,.]],.]]=>[[.,.],[[[.,.],.],[[.,[.,.]],.]]]
[5,3,7,8,1,4,2,6]=>[4,6,2,1,8,5,7,3]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]
[7,5,8,2,4,6,1,3]=>[2,4,1,7,5,3,8,6]=>[[.,.],[[.,.],[[.,[.,.]],[.,.]]]]=>[.,[.,[[.,.],[[.,[.,.]],[.,.]]]]]
[7,3,5,8,1,4,6,2]=>[2,6,4,1,8,5,3,7]=>[[.,.],[[[.,.],[.,.]],[[.,.],.]]]=>[.,[.,[[[.,.],[.,.]],[[.,.],.]]]]
[4,5,1,7,8,3,6,2]=>[5,4,8,2,1,6,3,7]=>[[[[.,.],[.,.]],.],[[.,[.,.]],.]]=>[[[.,.],[.,.]],[.,[[.,[.,.]],.]]]
[7,4,1,5,8,3,6,2]=>[2,5,8,4,1,6,3,7]=>[[.,.],[[[.,.],.],[[.,[.,.]],.]]]=>[.,[.,[[[.,.],.],[[.,[.,.]],.]]]]
[6,7,4,3,8,1,5,2]=>[3,2,5,6,1,8,4,7]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,7,4,8,3,1,5,2]=>[3,2,5,1,6,8,4,7]=>[[[.,.],.],[[.,.],[.,[[.,.],.]]]]=>[[.,.],[.,[[.,.],[.,[[.,.],.]]]]]
[6,7,4,8,3,5,2,1]=>[3,2,5,1,6,4,7,8]=>[[[.,.],.],[[.,.],[.,[.,[.,.]]]]]=>[[.,.],[.,[[.,.],[.,[.,[.,.]]]]]]
[5,6,7,3,8,4,2,1]=>[4,3,2,6,1,5,7,8]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,6,7,3,1,8,4,2]=>[4,3,2,6,8,1,5,7]=>[[[[.,.],.],.],[[.,.],[[.,.],.]]]=>[[[.,.],.],[.,[[.,.],[[.,.],.]]]]
[5,6,1,7,3,8,4,2]=>[4,3,8,2,6,1,5,7]=>[[[[.,.],.],.],[[[.,.],[.,.]],.]]=>[[[.,.],.],[.,[[[.,.],[.,.]],.]]]
[5,1,6,7,3,8,4,2]=>[4,8,3,2,6,1,5,7]=>[[[[.,.],.],.],[[[.,.],[.,.]],.]]=>[[[.,.],.],[.,[[[.,.],[.,.]],.]]]
[6,4,7,1,8,3,5,2]=>[3,5,2,8,1,6,4,7]=>[[[.,.],.],[[.,.],[[.,[.,.]],.]]]=>[[.,.],[.,[[.,.],[[.,[.,.]],.]]]]
[6,7,8,3,1,4,5,2]=>[3,2,1,6,8,5,4,7]=>[[[.,.],.],[[[.,.],.],[[.,.],.]]]=>[[.,.],[.,[[[.,.],.],[[.,.],.]]]]
[6,7,2,8,4,5,1,3]=>[3,2,7,1,5,4,8,6]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[6,7,2,8,4,1,3,5]=>[3,2,7,1,5,8,6,4]=>[[[.,.],.],[[[.,.],[.,.]],[.,.]]]=>[[.,.],[.,[[[.,.],[.,.]],[.,.]]]]
[6,1,7,4,8,3,2,5]=>[3,8,2,5,1,6,7,4]=>[[[.,.],.],[[[.,.],[.,[.,.]]],.]]=>[[.,.],[.,[[[.,.],[.,[.,.]]],.]]]
[5,1,6,7,3,2,8,4]=>[4,8,3,2,6,7,1,5]=>[[[[.,.],.],.],[[[.,.],[.,.]],.]]=>[[[.,.],.],[.,[[[.,.],[.,.]],.]]]
[5,6,1,7,3,2,8,4]=>[4,3,8,2,6,7,1,5]=>[[[[.,.],.],.],[[[.,.],[.,.]],.]]=>[[[.,.],.],[.,[[[.,.],[.,.]],.]]]
[5,6,7,3,2,1,8,4]=>[4,3,2,6,7,8,1,5]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,6,7,3,2,8,4,1]=>[4,3,2,6,7,1,5,8]=>[[[[.,.],.],.],[[.,.],[.,[.,.]]]]=>[[[.,.],.],[.,[[.,.],[.,[.,.]]]]]
[5,6,2,7,3,8,4,1]=>[4,3,7,2,6,1,5,8]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,7,3,1,8,4]=>[4,3,7,2,6,8,1,5]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[5,6,2,1,7,3,8,4]=>[4,3,7,8,2,6,1,5]=>[[[[.,.],.],.],[[[.,.],.],[.,.]]]=>[[[.,.],.],[.,[[[.,.],.],[.,.]]]]
[6,1,7,4,2,8,3,5]=>[3,8,2,5,7,1,6,4]=>[[[.,.],.],[[[.,.],[[.,.],.]],.]]=>[[.,.],[.,[[[.,.],[[.,.],.]],.]]]
[6,7,2,1,8,3,4,5]=>[3,2,7,8,1,6,5,4]=>[[[.,.],.],[[[[.,.],.],.],[.,.]]]=>[[.,.],[.,[[[[.,.],.],.],[.,.]]]]
[7,5,8,2,1,3,4,6]=>[2,4,1,7,8,6,5,3]=>[[.,.],[[.,.],[[[.,.],.],[.,.]]]]=>[.,[.,[[.,.],[[[.,.],.],[.,.]]]]]
[5,7,3,1,8,2,4,6]=>[4,2,6,8,1,7,5,3]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]
[4,7,1,5,2,8,3,6]=>[5,2,8,4,7,1,6,3]=>[[[.,.],[[.,.],.]],[[[.,.],.],.]]=>[[.,.],[[[.,.],.],[[[.,.],.],.]]]
[7,4,2,5,1,8,3,6]=>[2,5,7,4,8,1,6,3]=>[[.,.],[[[.,.],.],[[.,.],[.,.]]]]=>[.,[.,[[[.,.],.],[[.,.],[.,.]]]]]
[6,7,4,2,1,8,3,5]=>[3,2,5,7,8,1,6,4]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,8,3,1,5]=>[3,2,5,7,1,6,8,4]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,7,4,2,8,3,5,1]=>[3,2,5,7,1,6,4,8]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[3,6,7,2,8,4,5,1]=>[6,3,2,7,1,5,4,8]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,2,8,4,1,5]=>[6,3,2,7,1,5,8,4]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[3,6,7,2,1,8,4,5]=>[6,3,2,7,8,1,5,4]=>[[[[.,.],.],[[.,.],.]],[.,[.,.]]]=>[[[.,.],.],[[[.,.],.],[.,[.,.]]]]
[5,7,3,8,2,1,4,6]=>[4,2,6,1,7,8,5,3]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[3,4,7,8,2,1,5,6]=>[6,5,2,1,7,8,4,3]=>[[[[.,.],[[.,.],.]],.],[.,[.,.]]]=>[[[.,.],[[.,.],.]],[.,[.,[.,.]]]]
[3,7,8,1,4,6,2,5]=>[6,2,1,8,5,3,7,4]=>[[[.,.],[[.,[.,.]],.]],[[.,.],.]]=>[[.,.],[[[.,[.,.]],.],[[.,.],.]]]
[3,4,7,8,2,6,1,5]=>[6,5,2,1,7,3,8,4]=>[[[[.,.],[.,[.,.]]],.],[.,[.,.]]]=>[[[.,.],[.,[.,.]]],[.,[.,[.,.]]]]
[5,7,3,8,2,6,1,4]=>[4,2,6,1,7,3,8,5]=>[[[.,.],[.,.]],[[.,.],[.,[.,.]]]]=>[[.,.],[[.,.],[[.,.],[.,[.,.]]]]]
[3,6,7,2,8,5,1,4]=>[6,3,2,7,1,4,8,5]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,8,5,2,1,4]=>[6,3,2,1,4,7,8,5]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[3,6,7,8,5,2,4,1]=>[6,3,2,1,4,7,5,8]=>[[[[.,.],.],[.,[.,.]]],[.,[.,.]]]=>[[[.,.],.],[[.,[.,.]],[.,[.,.]]]]
[6,4,7,8,2,5,3,1]=>[3,5,2,1,7,4,6,8]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[6,4,7,8,2,1,5,3]=>[3,5,2,1,7,8,4,6]=>[[[.,.],.],[[.,.],[[.,.],[.,.]]]]=>[[.,.],[.,[[.,.],[[.,.],[.,.]]]]]
[4,1,5,7,8,2,6,3]=>[5,8,4,2,1,7,3,6]=>[[[[.,.],[.,.]],.],[[[.,.],.],.]]=>[[[.,.],[.,.]],[.,[[[.,.],.],.]]]
[5,3,7,8,1,6,2,4]=>[4,6,2,1,8,3,7,5]=>[[[.,.],[.,.]],[[.,.],[[.,.],.]]]=>[[.,.],[[.,.],[[.,.],[[.,.],.]]]]
[6,7,2,8,5,1,3,4]=>[3,2,7,1,4,8,6,5]=>[[[.,.],.],[[.,[[.,.],.]],[.,.]]]=>[[.,.],[.,[[.,[[.,.],.]],[.,.]]]]
[6,4,1,7,8,2,5,3]=>[3,5,8,2,1,7,4,6]=>[[[.,.],.],[[.,