Node.js: 推荐版本 v20 或 v22 (最低 v18+)
For now, it appears the AI industry is united behind Anthropic. On Friday, hundreds of Google and OpenAI employees signed an open letter urging their companies to stand in "solidarity" with the lab. According to an internal memo seen by Axios, OpenAI CEO Sam Altman said the ChatGPT maker would draw the same red line as Anthropic.
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栈（stack）是先进后出的数据结构。单调栈在入栈时通过一定规则保持栈内元素有序（单调递增或单调递减），从而把「找左侧/右侧第一个更大/更小元素」从 O(n²) 降到 O(n)。
if (right - left <= 1) return; // 只有一个元素，无需排序
（四）违反有关法律法规规定，升放携带明火的升空物体，有发生火灾事故危险，不听劝阻的；