0 6
0 0.111111
2 2.25
0 2
-1 2
1 0.00110497
3 129.286
-1 7
0 0.125
-6 2
0 2
-1 1
1 1
0 1
0 1
0 1
-3 1
0 1
0 1
1 1
2 1
-7 1
0 1
