2000
0, 7770, 6881, 0, 0, 0.0, 0.0
1, 7770, 6881, 574, 574, 7.38738738739, 8.34181078332
2, 7770, 6881, 0, 0, 0.0, 0.0
3, 7771, 6882, 362, 362, 4.65834512933, 5.26009880849