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