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