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Web form only. No confirmation, no timeline, no transparency. The flag eventually cleared.，更多细节参见heLLoword翻译官方下载
Lib Dem Chambers said sewage had been flowing into the river "for over 400 hours and counting" at one monitoring site near Headbourne Worthy.，这一点在同城约会中也有详细论述
思路：① 算每辆车到达时间 = (target - position) / speed；② 按位置降序排序；③ 单调递增栈：仅当当前时间 栈顶时间时压栈（新车队），否则合并。栈长即为车队数。可优化为用变量代替栈。，详情可参考heLLoword翻译官方下载