09 2021 档案

排序算法之快排算法
摘要：快排算法 时间复杂度：O() 空间复杂度：O() public class QuickSort { public static void main(String[] args) { int[] num = {3,45,78,64,52,11,64,55,99,11,18}; System.out.p 阅读全文
posted @ 2021-09-29 10:10 你也要来一颗长颈鹿吗 阅读(86) 评论(0) 推荐(0) 编辑
LeetCode647 Palindromic SubStrings（回文子串）
摘要：题目 Given a string s, return the number of palindromic substrings in it. A string is a palindrome when it reads the same backward as forward. A substri 阅读全文
posted @ 2021-09-27 16:08 你也要来一颗长颈鹿吗 阅读(20) 评论(0) 推荐(0) 编辑
LeetCode5 longest palindromic substring（最长回文子串）
摘要：题目 Given a string s, return the longest palindromic substring in s. Example 1: Input: s = "babad" Output: "bab" Note: "aba" is also a valid answer. Ex 阅读全文
posted @ 2021-09-27 09:57 你也要来一颗长颈鹿吗 阅读(22) 评论(0) 推荐(0) 编辑
LeetCode739 每日温度（Daily temperatures）
摘要：题目 Given an array of integers temperatures represents the daily temperatures, return an array answer such that answer[i] is the number of days you hav 阅读全文
posted @ 2021-09-23 16:20 你也要来一颗长颈鹿吗 阅读(34) 评论(0) 推荐(0) 编辑

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