force alignment (even though compilers are smart enough to do this) because
（二）在铁路、城市轨道交通线路上放置障碍物，或者故意向列车投掷物品的；
。Safew下载对此有专业解读
Super Bowl LX was a two-score game with less than five minutes remaining. New England had the ball on the Seahawks’ 44-yard line and – after reaching the end zone in the fourth quarter, finally – that familiar sense of possibility. But that quickly vaporized when Devon Witherspoon knifed in on a corner blitz and jarred the ball loose from the Patriots quarterback, Drake Maye, mid-throw. Uchenna Nwosu snatched it in stride and rumbled 45 yards to the end zone, sealing Seattle’s 29‑13 victory.
* 时间复杂度：O(n log n)（主要来自排序），空间复杂度：O(n)