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摘要: self.last = None self.res = None def dfs(root): if not root: return dfs(root.left) if self.last == pNode: self.res = root self.last = root dfs(root.ri 阅读全文
posted @ 2025-03-06 11:15 Duancf 阅读(9) 评论(0) 推荐(0)