3
3 7
0 0 0 0 0 0
1 2 2 0 0 0
1 1 1 0 0 0
5 10
0 0 0 0 0 0
35 0 0 -1 0 0
1 54 0 0 -2 0
2 -150 0 0 10 0
4 0 0 -1 0 0
3 1
-10 2 0 1 0 0
0 0 10 0 0 -1
-10 -2 0 1 0 0