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