pretty much the same basic architecture as the many ATMs that followed. It's
公式： f(x)=max(0,x)
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By pushing side effects to the edges and keeping our core logic pure, we gain a deterministic and secure execution trace. As a result, debugging shifts from guessing what might have happened to watching exactly what did happen, all without compromising user privacy.
「像鬼一樣工作」：台灣外籍移工為何陷入「強迫勞動」處境