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

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