2000
0, 17941, 8522, 0, 0, 0.0, 0.0
1, 17941, 8522, 2, 2, 0.0111476506326, 0.0234686693264
2, 17941, 8521, 0, 0, 0.0, 0.0
3, 17941, 8522, 6, 6, 0.0334429518979, 0.0704060079793