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TA的专栏 12篇文章 4人订阅

LeetCode从零开始

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全部文章（共805篇）

【LeetCode第 164 场周赛】回顾5271. Minimum Time Visiting All Points

On a plane there are n points with integer coordinates points[i] = [xi, yi]. Your task is to find the minimum time in seconds to visit all points. Yo...

2019-11-24

0 460

【LeetCode第 164 场周赛】回顾

刚完成的时候还70多名。。。然后后面两道题再也没做上来。第一题 class Solution { public: int minTimeToVisitAllPoints(vector<vector<int>>& points) { ...

2019-11-24

0 523

【LeetCode】 561. Array Partition I

Given an array of 2n integers, your task is to group these integers into n pairs of integer, say (a1, b1), (a2, b2), ..., (an, bn) which makes sum of ...

2019-11-21

0 469

【LeetCode】反转字符串

Write a function that reverses a string. The input string is given as an array of characters char[]. Do not allocate extra space for another array, y...

2019-11-21

0 481

【LeetCode】最长公共前缀

Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string "&qu...

2019-11-21

0 485

【LeetCode】实现 strStr()

Implement strStr(). Return the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack. Example 1: Input: hay...

2019-11-21

0 837

【LeetCode】67. Add Binary

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...

2019-11-21

0 461

【LeetCode】杨辉三角

Given a non-negative integer numRows, generate the first numRows of Pascal's triangle. In Pascal's triangle, each number is the sum of the two numbe...

2019-11-21

0 395

【社交网络】2010年电影观后随想

不知道为啥每次写博客，名字都要起的很low的样子。作业很多压得喘不过气，可是我还是看了一部电影。这部《社交网络》。本来有很多东西可能想要写一下，但是当我打开这个网页的时候可能又不知道，自己要写些啥了。讲述一下这个电影？从电影里面的描述看来，facebook的创始人扎克伯格，也很爱写博客吧，分手后...

2019-11-21

0 1054

【LeetCode】66. Plus One

Given a non-empty array of digits representing a non-negative integer, plus one to the integer. The digits are stored such that the most significant ...

2019-11-21

0 517