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LeetCode 3. longest characters & 切片

Longest Substring Without Repeating Characters 找无重复的最长子串 第1次提交 class Solution: def lengthOfLongestSubstring(self,s): """ type s: str rtype: int """ maxLen=0 i=0 for k,c in enumerate(s): # c在之前出现过多少次 #print(i) #print(s[i:k+1],…

C++版- Leetcode 3. Longest Substring Without Repeating Characters解题报告

Leetcode 3. Longest Substring Without Repeating Characters 提交网址: https://leetcode.com/problems/longest-substring-without-repeating-characters/ Total Accepted: 149135 Difficulty: Medium Given a string, find the length of the longest substring without…

[leetcode]340. Longest Substring with At Most K Distinct Characters至多包含K种字符的最长子串

Given a string, find the length of the longest substring T that contains at most k distinct characters. For example, Given s = “eceba” and k = 2, T is "ece" which its length is 3. 题意: 给定字符串,求至多包含K种字符的最长子串 思路: 跟[leetcode]159. Longest Substring wi…

[LeetCode] 3.Longest Substring Without Repeating Characters 最长无重复子串

Given a string, find the length of the longest substring without repeating characters. Example 1: Input: "abcabcbb" Output: 3 Explanation: The answer is "abc", with the length of 3. Example 2: Input: "bbbbb" Output: 1 Explana…

[LeetCode] 340. Longest Substring with At Most K Distinct Characters 最多有K个不同字符的最长子串

Given a string, find the length of the longest substring T that contains at most k distinct characters. For example, Given s = “eceba” and k = 2, T is "ece" which its length is 3. 159. Longest Substring with At Most Two Distinct Characters 的拓展,1…

【LeetCode】Longest Word in Dictionary through Deleting 解题报告

[LeetCode]Longest Word in Dictionary through Deleting 解题报告 标签(空格分隔): LeetCode 题目地址:https://leetcode.com/problems/longest-word-in-dictionary-through-deleting/#/description 题目描述: Given a string and a string dictionary, find the longest string in the di…

LeetCode(4) || Longest Palindromic Substring 与 Manacher 线性算法

LeetCode(4) || Longest Palindromic Substring 与 Manacher 线性算法 题记 本文是LeetCode题库的第五题,没想到做这些题的速度会这么慢,工作之余全部耗在这上面了,只怪自己基础差.本文主要介绍使用Manacher线性算法来求解字符串的最长回文子字符串. 题目 Given a string S, find the longest palindromic substring in S. You may assume that the maxim…

[LeetCode] 032. Longest Valid Parentheses (Hard) (C++)

指数:[LeetCode] Leetcode 指标解释 (C++/Java/Python/Sql) Github: https://github.com/illuz/leetcode 032. Longest Valid Parentheses (Hard) 链接: 题目:https://oj.leetcode.com/problems/longest-valid-parentheses/ 代码(github):https://github.com/illuz/leetcode 题意: 问一个字…

[LeetCode] 674. Longest Continuous Increasing Subsequence_Easy Dynamic Programming

Given an unsorted array of integers, find the length of longest continuous increasing subsequence (subarray). Example 1: Input: [1,3,5,4,7] Output: 3 Explanation: The longest continuous increasing subsequence is [1,3,5], its length is 3. Even though…

Leetcode 5. Longest Palindromic Substring(最长回文子串， Manacher算法)

Leetcode 5. Longest Palindromic Substring(最长回文子串, Manacher算法) Given a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000. Example 1: Input: "babad" Output: "bab" Note: "aba&q…