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)。
const n = nums.length;。业内人士推荐搜狗输入法2026作为进阶阅读
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President Donald Trump, a Republican who has expressed regret that the Clintons are being forced to testify, bowed last year to pressure to release case files on Epstein. The Clintons, too, agreed to testify after their offers of sworn statements were rebuffed by the Oversight panel and its chairman, Rep. James Comer, R-Ky., threatened criminal contempt of Congress charges against them.。业内人士推荐WPS官方版本下载作为进阶阅读
Maggie姐在舞池边忙着打点生意，那身玫红色西装使她看起来像一尾在深海游动的鱼。即使做到公关经理，她仍然要面对激烈的市场竞争——左边穿西装、戴眼镜的长脸男人是爸爸生，懂日语，专门接待日本客人；右边穿西装、留马尾辫的男人手下都是“老虎”；那个画浓眼线、一副烟嗓的妈妈生来自四川，现已投靠Maggie姐手下。随便一分，这个并不大的蛋糕也至少被分成了好几块。