1 2 3 4 17 10 15 8 9
2 3 6 9 17 6 11 12 8
1 1 1 2 4 5 12 16 10
0 0 0 1 1 2 3 5 17
0 0 0 0 2 1 2 3 9
0 0 0 0 0 0 0 3 8