12 2
3 1
-3 8
0 0.00787402
7 15.875
-2 1
-2 1
2 1
2 1
-2 1
-2 1
2 1
2 1
-2 1
-2 1
2 1
2 1
-2 1
-2 1
2 1
2 1
-2 1
-2 1
2 1
2 1
-2 1
-2 1
2 1
2 1
-2 1
-2 1
2 1
