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