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