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