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