转载请注明出处： http://egoistk21.xyz/2016/09/06/Longest Substring Without Repeating Characters/ 最长无重字符子串 给定一个字符串，找到最长…

title: copy-list-with-random-pointer date: 2018-12-09 00:27:33 categories: LeetCode tags:[List] 描述： A linked l…

  Given an encoded string, return it’s decoded string. The encoding rule is: k[encoded_string]…

题目描述 Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique …

题目描述 编写一个函数，其作用是将输入的字符串反转过来。 示例 1: 输入: "hello" 输出: "olleh" 示例 2: 输入: "A man, a plan, a canal: Panama" 输出: "ama…

620. Not Boring Movies 题目链接 620. Not Boring Movies 题目分析 前面铺垫了那么多，要求就在这： movies with an odd numbered ID and a d…

题目大意：   找到数组中两个元素相加等于指定数的所有组合 情况一：给定数组中不含重复元素，且均为正整数 思路：   使用Hash表存储数组各元素是否存在的标志，然后遍历数组，判断…

  There are a row of n houses, each house can be painted with one of the k colors. Th…

  Given a list of daily temperatures, produce a list that, for each day in the input, tells you how …

题目： Given a string containing just the characters '(', ')', '{', '}', '[' and&nb…

题目描述 Given a non-negative number represented as an array of digits, plus one to the number. The digits are sto…

Count And Say The count-and-say sequence is the sequence of integers beginning as follows: 1, 11, 21, 1211, 11…