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