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

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