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稀疏矩阵是一种非零元少，而且分布没有规律的矩阵，在实际应用中经常遇到，因而需要对这种数据结构进行代码上实现 阅读全文
posted @ 2015-09-28 18:53 CSU蛋李 阅读(1115) 评论(0) 推荐(0) 编辑
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有兴趣的同学可以扩展函数内容，实现更多的运算，而不仅仅是整型数据的四则运算 阅读全文
posted @ 2015-09-15 22:28 CSU蛋李 阅读(2641) 评论(6) 推荐(0) 编辑
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Given a word, you need to judge whether the usage of capitals in it is right or not. We define the usage of capitals in a word to be right when one of 阅读全文
posted @ 2017-02-26 19:06 CSU蛋李 阅读(133) 评论(0) 推荐(0) 编辑
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Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng 阅读全文
posted @ 2017-01-09 00:03 CSU蛋李 阅读(111) 评论(0) 推荐(0) 编辑
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You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order and each of their nodes contai 阅读全文
posted @ 2017-01-08 23:16 CSU蛋李 阅读(145) 评论(0) 推荐(0) 编辑
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4克鲁斯卡尔算法—集合运算应用 上图表述了生成树的算法过程 (选最短边，不构成回路) 只要有交集就合并 “原图”的数据对象可以使用邻接表来表达： IntgData[7][7] “边长排序图”的数据可以用线性表保存，数据结构： 算法描术： 算法过程，本质上是集合操作，集合的初始状态是空集，然后： 1） 阅读全文
posted @ 2016-10-09 19:55 CSU蛋李 阅读(257) 评论(0) 推荐(0) 编辑
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397. Integer Replacement QuestionEditorial Solution My Submissions 397. Integer Replacement QuestionEditorial Solution My Submissions QuestionEditoria 阅读全文
posted @ 2016-10-01 20:16 CSU蛋李 阅读(198) 评论(0) 推荐(0) 编辑
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Given an array of integers A and let n to be its length. Assume Bk to be an array obtained by rotating the array A k positions clock-wise, we define a 阅读全文
posted @ 2016-10-01 19:25 CSU蛋李 阅读(159) 评论(0) 推荐(0) 编辑
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Given two strings s and t which consist of only lowercase letters. String t is generated by random shuffling string s and then add one more letter at 阅读全文
posted @ 2016-09-21 01:47 CSU蛋李 阅读(139) 评论(0) 推荐(0) 编辑
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Given a string, find the first non-repeating character in it and return it's index. If it doesn't exist, return -1. Examples: Note: You may assume the 阅读全文
posted @ 2016-09-21 01:35 CSU蛋李 阅读(336) 评论(0) 推荐(0) 编辑
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Given an arbitrary ransom note string and another string containing letters from all the magazines, write a function that will return true if the rans 阅读全文
posted @ 2016-09-21 01:14 CSU蛋李 阅读(133) 评论(0) 推荐(0) 编辑