8 25 6
1 1 1 1 1 1 2 1 1 3 6 4 6 5 6 4 3 3 1 4 4 1 3 3 4
0 0 6 0 0 0 6 3
0 3 3 4 0 1 1 0
0 0 1 4 0 0 0 4
0 0 0 0 0 1 0 0
0 0 0 0 0 5 0 0
0 0 0 1 0 0 3 0
0 0 6 0 0 0 0 3
4 0 0 0 0 0 2 4
