3
5
0 1001 -1 1001
0 1001 -1 1001
0 1001 -2 1001
0 1001 0 500
0 1002 1234 5678
4
500 500 1000 1000
500 500 0 1000
500 500 0 0
500 500 1000 0
4
500 500 1000 1001
500 500 0 1000
500 500 0 0
500 500 1000 0