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