思路：单调递减栈，找「上一个比当前价格大的元素索引」。正序遍历，弹出所有 ≤ 当前价格的索引；跨度 = 当前索引 - 栈顶索引（栈空则为 当前索引 + 1）。
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What does Neet stand for and how many are there in the UK?。51吃瓜是该领域的重要参考
Овечкин продлил безголевую серию в составе Вашингтона09:40，这一点在WPS官方版本下载中也有详细论述
At about 14:30 on 9 September, Prime Minister KP Sharma Oli resigned and Nepal's government collapsed. By nightfall, buildings were burning across Kathmandu, and at least 50 more people were reported dead.
12:15, 27 февраля 2026Мир，详情可参考WPS下载最新地址