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