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。业内人士推荐服务器推荐作为进阶阅读
СюжетПовреждение нефтепровода «Дружба»
* 核心思路：单调递减栈（找「上一个比当前价格大的元素索引」），时间复杂度O(n)，空间复杂度O(n)