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