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