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LeetCode 136. Single Number（单个数字）
原题网址：https://leetcode.com/problems/single-number/Given an array of integers, every element appears twice except for one. Find that single one.Note:Your algorithm should have a linear runti原创 2016-05-27 00:22:39 · 419 阅读 · 0 评论 -
LeetCode 99. Recover Binary Search Tree（修复二叉搜索树）
原题网址：https://leetcode.com/problems/recover-binary-search-tree/Two elements of a binary search tree (BST) are swapped by mistake.Recover the tree without changing its structure.Note:A sol原创 2016-05-23 00:39:29 · 638 阅读 · 0 评论