8
0 -8 -8 0 1
1  8 -8 0 1
2 8 8  0 1
3 -8 8 0 1
4 1 1 30 1
5 -1 1 30 1
6 -1 -1 -30 1
7 1 -1 -30 1
8
0 0 1 1
1 1 2 1
2 2 3 1
3 3 0 1
4 4 5 1
5 5 6 0
6 6 7 1
7 7 4 0
2
4 1 1 0 
0
1
2
3
4 1 0.1 0
4
5
6
7