8
-1 -1 1
-2 -2 1
-1 0 0
-2 -1 0
-1 -2 0
0 -1 0
-2 -2 -1
-1 -1 -1
9
2 3
0 2
2 7
7 5
5 0
1 3
3 6
6 4
4 1
0
65536
0 0 1
