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