2015年4月26日

【Set Matrix Zeros】cpp
摘要： 题目：Given amxnmatrix, if an element is 0, set its entire row and column to 0. Do it in place.click to show follow up.Follow up:Did you use extra space?... 阅读全文
posted @ 2015-04-26 23:16 承续缘 阅读(181) 评论(0) 推荐(0) 编辑
【Gray Code】cpp
摘要： 题目：The gray code is a binary numeral system where two successive values differ in only one bit.Given a non-negative integernrepresenting the total num... 阅读全文
posted @ 2015-04-26 20:30 承续缘 阅读(202) 评论(0) 推荐(0) 编辑
【Climbing Stairs】cpp
摘要： 题目：You are climbing a stair case. It takesnsteps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways can you cl... 阅读全文
posted @ 2015-04-26 17:52 承续缘 阅读(163) 评论(0) 推荐(0) 编辑
【Plus One】cpp
摘要： 题目：Given a non-negative number represented as an array of digits, plus one to the number.The digits are stored such that the most significant digit is... 阅读全文
posted @ 2015-04-26 16:52 承续缘 阅读(200) 评论(0) 推荐(0) 编辑
【Rotate Image】cpp
摘要： 题目：You are given annxn2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?代码：class Solutio... 阅读全文
posted @ 2015-04-26 16:29 承续缘 阅读(143) 评论(0) 推荐(0) 编辑
【Trapping Rain Water】cpp
摘要： 题目：Givennnon-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining... 阅读全文
posted @ 2015-04-26 10:02 承续缘 阅读(188) 评论(0) 推荐(0) 编辑

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