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