Elevators

> 电梯

HN 851 分 · 215 条评论 · 作者 Jrh0203 · 来源 john.fun · HN 讨论

> HN 851 分 · 215 条评论 · 作者 Jrh0203 · 来源 john.fun · HN 讨论

Elevators are far more complex than they appear, with sophisticated algorithms determining how they respond to button presses.

> 电梯远比表面看起来复杂，有复杂的算法决定它如何响应按钮按下。

The simplest algorithm is SCAN (patented in 1961), where the elevator travels from the lobby to the top floor and back, stopping along the way.

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