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

