2000
0, 7931, 7557, 0, 0, 0.0, 0.0
1, 7931, 7556, 57, 57, 0.718698776951, 0.754367390154
2, 7931, 7557, 0, 0, 0.0, 0.0
3, 7931, 7557, 636, 636, 8.01916530072, 8.41603811036