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