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

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