04 2015 档案

【LeetCode】202. Happy Number
摘要：Happy NumberWrite an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any posi... 阅读全文
posted @ 2015-04-30 21:06 陆草纯 阅读(2840) 评论(0) 推荐(0) 编辑
【LeetCode】205. Isomorphic Strings
摘要：Isomorphic StringsGiven two stringssandt, determine if they are isomorphic.Two strings are isomorphic if the characters inscan be replaced to gett.All... 阅读全文
posted @ 2015-04-29 20:24 陆草纯 阅读(4016) 评论(0) 推荐(0) 编辑
【LeetCode】201. Bitwise AND of Numbers Range
摘要：Bitwise AND of Numbers RangeGiven a range [m, n] where 0 = (int)pow(2.0, i)) && (ind+gap <= (int)pow(2.0, i+1)-1)) //all 1's ... 阅读全文
posted @ 2015-04-17 22:02 陆草纯 阅读(1039) 评论(0) 推荐(0) 编辑
【LeetCode】187. Repeated DNA Sequences
摘要：Repeated DNA SequencesAll DNA is composed of a series of nucleotides abbreviated as A, C, G, and T, for example: "ACGAATTCCG". When studying DNA, it i... 阅读全文
posted @ 2015-04-12 22:39 陆草纯 阅读(539) 评论(0) 推荐(0) 编辑
【LeetCode】200. Number of Islands (2 solutions)
摘要：Number of IslandsGiven a 2d grid map of'1's (land) and'0's (water), count the number of islands. An island is surrounded by water and is formed by con... 阅读全文
posted @ 2015-04-11 22:15 陆草纯 阅读(3492) 评论(0) 推荐(0) 编辑
【LeetCode】199. Binary Tree Right Side View
摘要：Binary Tree Right Side ViewGiven a binary tree, imagine yourself standing on therightside of it, return the values of the nodes you can see ordered fr... 阅读全文
posted @ 2015-04-11 17:44 陆草纯 阅读(1639) 评论(0) 推荐(0) 编辑
【LeetCode】198. House Robber
摘要：House RobberYou are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint... 阅读全文
posted @ 2015-04-11 12:55 陆草纯 阅读(8626) 评论(0) 推荐(0) 编辑
【C++】不要依赖编译器的默认初始值
摘要：最好在定义的时候就给出初始值。类和结构体给出构造函数。比如int，在vs的debug和release模式下，初始化的值是不同的。 阅读全文
posted @ 2015-04-01 11:33 陆草纯 阅读(264) 评论(1) 推荐(0) 编辑

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