Longest Substring Without Repeating Characters 题目描述: Given a string, find the length of the longest substring without repeating characters. Example 1: Example 2: Example 3: 题目分析: 题目要求一个字符串的最大子串,要求子串中不能有相同的字符。我采用的解法是建立一个二维数组,记录当前子串......
classSolution:deflengthOfLongestSubstring(self,s:str)->int:# Input: s = "", Output: 0, T=O(n)ifs=="":return0# store all possible characterstotal_str_list=[]# store each letter of substrtemp_str_list=[]temp_str_list.append(s[0])foriinrange(1,len(s)):ifs[i]intemp_str_list:...
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for “abcabcbb” is “abc”, which the length is 3. For “bbbbb” the longest substring is “b”, with the length of 1. 思路 最长非重复字符...
Given a string, find the length of thelongest substringwithout repeating characters. Examples: Given"abcabcbb", the answer is"abc", which the length is 3. Given"bbbbb", the answer is"b", with the length of 1. Given"pwwkew", the answer is"wke", with the length of 3. Note that th...
A substring is acontiguoussequence of characters within a string. For example –“view” is a substring of the string “Interviewbit”. Examples: Input:S = “abcabcbb” Output:3 Explanation: “abc” is the longest substring without repeating characters among all the substrings. ...
题目地址: https://leetcode.com/problems/longest-substring-with-at-least-k-repeating-characters/description/ 题目描述: Find the length of the longest substring T of a given string (consists of lowercase letters only) such that every character in T appears no less ...
LeetCode(003)- Longest Substring Without Repeating Characters 题目: Longest Substring Without Repeating Characters Given a string, find the length of the longest substring without repeating characters. Example 1: Input: “abcabcbb” Output: 3 Explanation......
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[Leetcode][python]Longest Substring Without Repeating Characters/无重复字符的最长子串 题目大意 给定一个字符串,从中找出不含重复字符的最长子串的长度。 例如,”abcabcbb”的不含重复字母的最长子串为”abc”,其长度是3。”bbbbb”的最长子串是”b”,长度为1。
3. Longest Substring Without Repeating Characters 最长的不重复子字符串的长度 题目解析 题目是大概意思就是找出最长的不重复子字符串的长度。 还是老规矩,先来过一些python基础知识,老手请自动忽略: python的集合Set Set 是没有重复元素的集合,python里用{}大括号表示,和字典一样,为了区分,初始化空的集合只能通过...