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This repository contains the solutions and explanations to the algorithm problems on LeetCode. Only medium or above are included. All are written in C++/Python and implemented by myself. The problems attempted multiple times are labelled with hyperlinks. Topics algorithms leetcode cpp Resources Re...
LeetCode All In One English | 简体中文 Provide all my solutions and explanations in Chinese for all the Leetcode coding problems. Same as this: LeetCode All in One 题目讲解汇总(持续更新中...) Click below image to watch YouTube Video Note: All explanations are written in Github Issues, ...
2.https://leetcode-cn.com/problems/merge-two-sorted-lists/discuss/9735/Python-solutions-(iteratively-recursively-iteratively-in-place). 本文参与 腾讯云自媒体同步曝光计划,分享自作者个人站点/博客。 原始发表:2020/08/01 ,如有侵权请联系 cloudcommunity@tencent.com 删除 前往查看 java 编程算法 ...
给你一个rows x cols大小的矩形披萨和一个整数k,矩形包含两种字符:'A'(表示苹果)和'.'(表示空白格子)。你需要切披萨k-1次,得到k块披萨并送给别人。 切披萨的每一刀,先要选择是向垂直还是水平方向切,再在矩形的边界上选一个切的位置,将披萨一分为二。如果垂直地切披萨,那么需要把左边的部分送给一个人,如...
需要区别我们是先处理根节点(pre-order,前序),处理孩子节点之间处理根节点(in-order,中序),还是处理完所有孩子再处理根节点(post-order,后序)。 递归处理当前节点的左右孩子。 识别树形DFS: 你需要按前中后序的DFS方式遍历树 如果该问题的解一般离叶子节点比较近。 树形DFS可破的题目: Binary Tree Path Sum ...
350+Problems / 1000+Solutions 最好不要满足于accept，要追求最高效率。做一题就要杀死一题。leetcod...
Solve a given equation and return the value of x in the form of string “x=#value”. The equation contains only ‘+’, ‘-’ operation, the variable x and its coefficient. If there is no solution for the equation, return “No solution”. If there are infinite solutions for the equati...
https://leetcode.com/problems/valid-parentheses/#/solutions classSolution{public:boolisValid(string s){if(s.size() %2!=0)returnfalse; stack<char>paren;for(char& c : s){switch(c){case'(':case'[':case'{':paren.push(c);break;case')':if(paren.empty() || paren.top() !='(')...
Leetcode Solutions Language: javascript c mysql Last updated: 2019 01 04 https://github.com/nusr/leetcode | |Problems|Solutions|Difficulty|Acceptance|