1
2 0 0 9 0 0 0 0 0
2
0 0 0 0 0 0 0 6 0
3
0 0 0 0 0 1 0 0 0
4
5 0 2 6 0 0 4 0 7
5
0 0 0 0 0 4 1 0 0
6
0 0 0 0 9 8 1 2 3
7
0 0 0 0 0 3 0 8 0
8
0 0 5 0 1 0 0 0 0
9
0 0 7 0 0 0 0 0 0
10