随笔分类 -  leetcode

【leetcode】5. Longest Palindromic Substring
摘要：Given a string s, find the longest palindromic substring in s. You may assume that the maximum length of s is 1000. Example 1: Example 2: DP的做法，递推公式： 阅读全文
posted @ 2018-09-23 15:33 yuchi328 阅读(87) 评论(0) 推荐(0)
【leetcode】3. Longest Substring Without Repeating Characters
摘要：Given a string, find the length of the longest substring without repeating characters. Example 1: Input: "abcabcbb" Output: 3 Explanation: The answer 阅读全文
posted @ 2018-09-22 00:26 yuchi328 阅读(118) 评论(0) 推荐(0)
【leetcode】2. Add Two Numbers
摘要：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 @ 2018-09-21 23:53 yuchi328 阅读(95) 评论(0) 推荐(0)
【leetcode】1. Two Sum
摘要：Given an array of integers, return indices of the two numbers such that they add up to a specific target. You may assume that each input would have ex 阅读全文
posted @ 2018-09-21 22:10 yuchi328 阅读(92) 评论(0) 推荐(0)