2000
0, 7877, 7752, 0, 0, 0.0, 0.0
1, 7878, 7753, 0, 0, 0.0, 0.0
2, 7878, 7753, 15, 15, 0.19040365575, 0.193473494131
3, 7878, 7753, 849, 849, 10.7768469155, 10.9505997678