2000
0, 7639, 6394, 0, 0, 0.0, 0.0
1, 7639, 6394, 28, 28, 0.366540123053, 0.437910541132
2, 7639, 6394, 56, 56, 0.733080246106, 0.875821082265
3, 7639, 6394, 38, 38, 0.497447309857, 0.594307162965