7 1
-2 1
-2 1
-1 1
1 1
2 0.5
-5 2
7 1
-2 1
-2 1
-1 1
-2 1
-2 0.5
0 2
9 1
-2 1
-2 1
-1 1
1 1
2 1
2 0.5
0 2
3 1
-3 1
-2 1
-2 1
2 0.5
-5 2
10 1
-2 1
-1 1
-2 1
2 1
1 0.5
-8 2
10 1
-2 1
-1 1
-2 1
-2 1
-5 1
