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)。
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The former pharmacy worker also lost her spleen, battled pneumonia and developed gallstones which she was told might require further surgery.
“세상을 불안하게 만들어라” 美군산복합체의 무기 상술
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3. Check the facts. Have you seen this story anywhere else? Look around for other examples from other sources - and for direct quotes from the people involved.，推荐阅读Line官方版本下载获取更多信息
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