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2018年2月28日

摘要： How would you design a URL shortening service that is similar to TinyURL? Background:TinyURL is a URL shortening service where you enter a URL such as 阅读全文

posted @ 2018-02-28 07:25 轻风舞动阅读(781) 评论(0) 推荐(0)

[LeetCode] 535. Encode and Decode TinyURL 编码和解码短网址

摘要： TinyURL is a URL shortening service where you enter a URL such as https://leetcode.com/problems/design-tinyurl and it returns a short URL such as http 阅读全文

posted @ 2018-02-28 07:10 轻风舞动阅读(425) 评论(0) 推荐(0)

[LeetCode] 301. Remove Invalid Parentheses 移除非法括号

摘要： Remove the minimum number of invalid parentheses in order to make the input string valid. Return all possible results. Note: The input string may cont 阅读全文

posted @ 2018-02-28 05:16 轻风舞动阅读(1136) 评论(0) 推荐(0)

[LeetCode] 67. Add Binary 二进制数相加

摘要： Given two binary strings, return their sum (also a binary string). The input strings are both non-empty and contains only characters 1 or 0. Example 1 阅读全文

posted @ 2018-02-28 02:38 轻风舞动阅读(1987) 评论(2) 推荐(0)

2018年2月27日

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

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 @ 2018-02-27 10:24 轻风舞动阅读(718) 评论(0) 推荐(0)

[LeetCode] 265. Paint House II 粉刷房子

摘要： There are a row of n houses, each house can be painted with one of the k colors. The cost of painting each house with a certain color is different. Yo 阅读全文

posted @ 2018-02-27 08:54 轻风舞动阅读(658) 评论(0) 推荐(0)

[LeetCode] 256. Paint House 粉刷房子

摘要： There are a row of n houses, each house can be painted with one of the three colors: red, blue or green. The cost of painting each house with a certai 阅读全文

posted @ 2018-02-27 08:23 轻风舞动阅读(1374) 评论(0) 推荐(0)

[LeetCode] 70. Climbing Stairs 爬楼梯

摘要： You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you cl 阅读全文

posted @ 2018-02-27 05:52 轻风舞动阅读(1498) 评论(0) 推荐(0)

All LeetCode Questions List 题目汇总

摘要： All LeetCode Questions List（Part of Answers, still updating）题目汇总及部分答案（持续更新中） Leetcode problems classified by company 题目按公司分类(Last updated: October 2, 阅读全文

posted @ 2018-02-27 04:37 轻风舞动阅读(9766) 评论(0) 推荐(0)

[LeetCode] 276. Paint Fence 粉刷篱笆

摘要： There is a fence with n posts, each post can be painted with one of the k colors. You have to paint all the posts such that no more than two adjacent 阅读全文

posted @ 2018-02-27 04:15 轻风舞动阅读(580) 评论(0) 推荐(0)

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