Let Google know who you are and what your site is about
// 步骤4：当前索引入栈 → 作为前面位置（i-1、i-2等）的"参考身高"，详情可参考WPS下载最新地址
To find these crucial border points, we employed a clever technique based on the Ford-Fulkerson algorithm. By simulating "flooding" roads with traffic from random start/end points, we could identify the natural bottlenecks – the "minimum cut" in graph theory terms. These bottlenecks became our border points.，这一点在51吃瓜中也有详细论述
unit record techniques—keypunch, sorting bins, mechanical totalizers—to present