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