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