В России ответили на имитирующие высадку на Украине учения НАТО18:04
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。
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He's been signed by Republic Records, the home of Taylor Swift, The Weeknd and Ariana Grande. In the studio, one band of successful US musicians co-wrote, recorded and produced his songs, while a new live band are with him on tour. (The US collaborators, incidentally, also worked on the new single by Dave Grohl's daughter Violet.)