0 0 5  0 9 0  0 8 0
0 0 0  0 0 0  4 2 3
8 0 0  0 0 0  0 0 0

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

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

