2014年3月31日
【leetnode刷题笔记】Maximum Depth of binary tree
摘要： Given a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root node down to the farthest le... 阅读全文
posted @ 2014-03-31 21:42 SunshineAtNoon 阅读(217) 评论(0) 推荐(0) 编辑
【leetcode刷题笔记】Single Number
摘要： 题目：Given an array of integers, every element appearstwiceexcept for one. Find that single one.Note:Your algorithm should have a linear runtime complex... 阅读全文
posted @ 2014-03-31 19:53 SunshineAtNoon 阅读(176) 评论(0) 推荐(0) 编辑