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