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