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

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