6 0 5 9 0 0 0 0 3
2 0 0 0 0 3 0 0 0
0 1 3 0 0 8 6 7 0
3 9 8 0 0 0 4 6 5
0 0 0 3 8 0 0 9 0
0 0 0 0 0 0 0 3 0
7 0 2 0 0 0 0 4 6
4 6 0 5 0 7 0 0 0
0 0 0 0 0 6 7 0 9