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