Leetcode Scratching Recorder

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Leetcode Scratching Recorder

Author: Zhong-Liang Xiang Start from: August 7th, 2017 这个题为连滚带爬的Leetcode填坑记录就这么开始了. 网上看了看, 一堆小伙从2014年就开始弄这个东西了,可自己那时候也不知道整这个东西啊. 啥也不说了,开整吧. 本系列,就是我自己撸Leetcode的记录,也有别人牛逼哄哄的想法和代码. 加油.…

You're now a baseball game point recorder. Given a list of strings, each string can be one of the 4 following types: Integer (one round's score): Directly represents the number of points you get in this round. "+" (one round's score): Represents…

一些leetcode算法题

DFS算法思想:一直往深处走,直到找到解或者走不下去为止 DFS(dep,...) // dep代表目前DFS的深度 { if (找到解或者走不下去了){ return; } 枚举下种情况,DFS(dep + , ...) } DFS: 使用栈保存未被检测的节点,结点按照深度优先的次序被访问并依次压入栈中,并以相反的次序出栈进行新的检测类似于树的先根遍历,深搜的例子:走迷宫,没有办法用分身术来站在每一个走过的位置. 例子: leetcode class Solution { public:…

2017/11/9 Leetcode 日记

2017/11/9 Leetcode 日记 566. Reshape the Matrix In MATLAB, there is a very useful function called 'reshape', which can reshape a matrix into a new one with different size but keep its original data. You're given a matrix represented by a two-dimensiona…

leetcode 学习心得 (4)

645. Set Mismatch The set S originally contains numbers from 1 to n. But unfortunately, due to the data error, one of the numbers in the set got duplicated to another number in the set, which results in repetition of one number and loss of another nu…

[LeetCode] 682. Baseball Game 棒球游戏

You're now a baseball game point recorder. Given a list of strings, each string can be one of the 4 following types: Integer (one round's score): Directly represents the number of points you get in this round. "+" (one round's score): Represents…

【Leetcode周赛】从contest-51开始。（一般是10个contest写一篇文章）

Contest 51 (2018年11月22日,周四早上)(题号681-684) 链接:https://leetcode.com/contest/leetcode-weekly-contest-51 比赛结果记录:3/4,ranking:270/2879.第三题有点类似于图的最小生成树,第四题似乎是很火的种花题(第四题我好像几个月之前做过,有印象,当时也是自己做的). [682]Baseball Game(第一题 3分) You're now a baseball game point reco…