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