随笔分类 -  leetcode

精进不休2016/3/22
第二周leetcode
摘要：4/4 这周莫名得忙，一天是做编译，一天是做模式识别作业，（一天刷魔兽皮肤），周末玩了两天，总的来说还是松懈了，大概只做了两天的leetcode，刷了10道题，羞愧羞愧。 决定每次把代码附上在这个总结里，一来是方便，二来是有利于以后回顾。（其实想找一个更好的排列方法，以后再说吧） 283. Move 阅读全文
posted @ 2016-04-04 21:05 Dystopia 阅读(197) 评论(0) 推荐(0)
第一周leetcode
摘要：3/27 胡乱投了一堆简历，做了七牛的笔试，看了腾讯的面试题 感觉不懂的还是很多啊，不过也知道了笔试套路其实也不多，基本算法/数据结构（不会太难）、c/c++基础（后面的知识类似虚函数需要了解）、linux及多线程、网络和HTTP、数据库 这周本来想做完华为的精英赛题，感觉很有把握的，结果电脑联网报 阅读全文
posted @ 2016-03-27 12:14 Dystopia 阅读(153) 评论(0) 推荐(0)
leetcode 136. Single Number
摘要：Given an array of integers, every element appears twice except for one. Find that single one. Note:Your algorithm should have a linear runtime complex 阅读全文
posted @ 2016-03-23 19:14 Dystopia 阅读(269) 评论(0) 推荐(0)
leetcode 191. Number of 1 Bits
摘要：Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as the Hamming weight). For example, the 32-bit 阅读全文
posted @ 2016-03-23 18:13 Dystopia 阅读(170) 评论(0) 推荐(0)
leetcode 338. Counting Bits
摘要：Given a non negative integer number num. For every numbers i in the range 0 ≤ i ≤ num calculate the number of 1's in their binary representation and r 阅读全文
posted @ 2016-03-23 18:12 Dystopia 阅读(347) 评论(0) 推荐(0)
leetcode-8-String to Integer (atoi) （已总结）
摘要：Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below 阅读全文
posted @ 2016-03-23 15:02 Dystopia 阅读(237) 评论(0) 推荐(0)
leetcode-292-Nim Game
摘要：You are playing the following Nim Game with your friend: There is a heap of stones on the table, each time one of you take turns to remove 1 to 3 ston 阅读全文
posted @ 2016-03-23 13:19 Dystopia 阅读(150) 评论(0) 推荐(0)
leetcode-1-Two Sum
摘要：Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would have ex 阅读全文
posted @ 2016-03-23 13:17 Dystopia 阅读(211) 评论(0) 推荐(0)