0 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
0 9
0 1
1 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
1 2
1 0
2 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
2 3
2 1
3 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
3 4
3 2
4 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
4 5
4 3
5 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
5 6
5 4
6 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
6 7
6 5
7 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
7 8
7 6
8 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
8 9
8 7
9 [6, 2, 10, 9, 8, 7, 7, 6, 3, 2]
9 8
0 [6, 2, 10, 9, 8, 11, 6, 3, 2]
0 8
0 1
1 [6, 2, 10, 9, 8, 11, 6, 3, 2]
1 2
1 0
2 [6, 2, 10, 9, 8, 11, 6, 3, 2]
2 3
2 1
3 [6, 2, 10, 9, 8, 11, 6, 3, 2]
3 4
3 2
4 [6, 2, 10, 9, 8, 11, 6, 3, 2]
4 5
4 3
5 [6, 2, 10, 9, 8, 11, 6, 3, 2]
5 6
5 4
6 [6, 2, 10, 9, 8, 11, 6, 3, 2]
6 7
6 5
7 [6, 2, 10, 9, 8, 11, 6, 3, 2]
7 8
7 6
8 [6, 2, 10, 9, 8, 11, 6, 3, 2]
8 9