2 2
0 1
-2 0.5
0 1
2 2
0 1
-2 0.5
-1 2
1 1
-1 1
1 1
2 1
2 1
-2 1
0 1
0 1
-2 1
2 1
-2 1
2 1
2 1
-2 0.5
-2 1
2 2
0 1
-2 0.5
0 1
2 2
0 1
-2 0.5
-1 2
1 1
-1 1
1 1
2 1
2 1
-2 1
0 1
0 1
-2 1
2 1
-2 1
2 1
2 1
-2 0.16
-2 1
