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