4
0.0,0.1
0.0,1.0
0.1,0.2
1.0,2.0
9
-509.94,891.63
567.62,639.99
-859.32,-64.84
-445.99,383.96
667.54,430.49
551.12,828/21
-940.2,-877.1
-361.62,-970
-125.42,-178.48
0
