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

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