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