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