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题目描述:(链接)Given two binary trees, write a function to check if they are equal or not.Two binary trees are considered equal if they are structurally ide... 阅读全文
posted @ 2015-12-01 19:36
skycore
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题目描述:(链接)Two elements of a binary search tree (BST) are swapped by mistake.Recover the tree without changing its structure.Note:A solution using O(n) ... 阅读全文
posted @ 2015-12-01 19:20
skycore
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