12
-1000000000 0
1000000000 0
0 -1000000000
0 1000000000
-1000000000 100000000
-1000000000 -100000000
1000000000 100000000
1000000000 -100000000
100000000 -1000000000
-100000000 -1000000000
100000000 1000000000
-100000000 1000000000
