Rust is Just a Tool
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，这一点在51吃瓜中也有详细论述
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.
圖像來源，AFP via Getty Images