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。
Joshua NevettPolitical reporter
。业内人士推荐WPS下载最新地址作为进阶阅读
: a custom BuildKit frontend that reads a YAML spec and produces Alpine APK packages. No Dockerfile involved. The entire build pipeline — from source compilation to APK packaging — runs inside BuildKit using LLB operations. Think of this like a dummy version of Chainguard’s melange
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