-2 1
2 2
-2 1
-2 1
-1 1
3 0.5
0 1
2 1
-2 2
2 1
3 1
-1 1
-2 1
-2 1
5 1
-5 1
2 1
2 1
1 1
-1 1
-2 1
-2 1
5 1
-5 1
2 1
2 0.666667
5 0.111111
2 9
-1 3
-8 0.25
-2 1
2 2
-2 1
-2 1
-1 1
3 0.5
0 1
2 1
-2 2
2 1
3 1
-1 1
-2 1
-2 1
5 1
-5 1
2 1
2 1
1 1
-1 1
-2 1
-2 1
5 1
-5 1
2 1
