6 5
0 0
1 2
3 4
5 2
5 0
3 -2
2 2
0 -2
3 -1
4 4
0 -1
3 2
0 0
0 -4
3 -2
1 -1
-1 1
4 4
0 0
0 6
6 6
3 2
6 0
2 3
1 5
6 6
0 0
