2000
0, 8890, 6860, 0, 0, 0.0, 0.0
1, 8890, 6861, 0, 0, 0.0, 0.0
2, 8890, 6861, 0, 0, 0.0, 0.0
3, 8890, 6860, 81, 81, 0.911136107987, 1.18075801749