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To discover more fascinating science content, head to bbc.co.uk, search for BBC Inside Science and follow the links to The Open University.，推荐阅读safew官方下载获取更多信息
代码要点：倒序遍历，先算右侧再推左侧；栈内维护「右侧候选更大值」，单调递增（栈顶最小）。，详情可参考WPS下载最新地址
Not long afterwards, his marriage broke down, and he says he began to have suicidal thoughts.