-1 1
1 1
-1 0.0526316
0 19
-2 1
2 1
-2 1
3 1
-1 1
1 0.1
0 10
-1 1
1 1
-1 1
1 1
-1 0.2
0 5
-2 1
2 1
-2 1
3 1
-1 1
1 0.0833333
-1 12
-2 1
2 1
-2 1
3 1
-1 1
1 0.5
0 2
-1 1
1 0.5
-1 2
-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
