-1 1
-2 0.0625
0 0.888889
19 9
-2 0.666667
-17 0.130435
3 23
-1 1
-2 0.0625
0 0.888889
19 9
-2 0.666667
-17 0.0139535
3 215
-1 1
-2 0.0625
0 0.888889
19 9
-2 0.666667
-17 0.0163934
3 183
-1 1
-2 0.0625
0 1
