3
3 3
0 0
0 1
0 2
1 1
1 2
1 3
3
2 1 3
2 1 2
1 0 12
3 3
0 0
0 1
0 2
1 1
1 2
1 3
3
2 1 1
2 1 2
2 1 3
3 3
0 0
0 1
0 2
1 1
1 2
1 3
4
1 0 0
1 0 1
1 0 2
1 0 0
