1 1
-1 1
-2 1
3 1
-1 1
-3 1
-4 1
-5 0.125
0 8
1 1
-1 1
-2 1
3 1
4 0.0108696
8 92
-1 1
-2 1
3 1
-1 0.111111
-2 9
3 1
4 1
3 1
-1 1
-2 1
-4 1
-1 0.111111
-2 9
3 1
4 1
3 1
-1 1
-2 1
-4 0.00925926
-1 108
1 1
-1 1
-2 1
3 1
-1 1
-3 1
-4 1
-5 0.125
0 8
1 1
-1 1
-2 1
3 1
-1 1
