2000
0, 3147, 3143, 0, 0, 0.0, 0.0
1, 3147, 3146, 0, 0, 0.0, 0.0
2, 3147, 3144, 0, 0, 0.0, 0.0
3, 3147, 3144, 14, 14, 0.444868128376, 0.445292620865