7
3 10
1 3 2
-1 -1 1
5 1
0 1 0 0 1
-1 0 1 0 -1
5 1
0 1 0 0 1
-1 1 -1 1 -1
5 10
1 3 2 5 4
-1 -1 -1 -1 -1
5 4
1 3 2 1 3
1 -1 -1 1 -1
5 4
1 3 2 1 3
2 -1 -1 2 0
5 5
5 0 5 4 3
5 -1 -1 -1 -1