LeetCode
LeetCode is a popular online platform that provides programming and technical interview questions. The site features challenges across a range of difficulties, focusing on algorithms, data structures, and other computer science fundamentals. LeetCode helps users enhance their coding skills, prepare for technical interviews, and engage in programming contests. This topic explores how LeetCode equips individuals with the tools to improve their coding proficiency and problem-solving abilities in a competitive environment.
- GitHub: https://github.com/topics/leetcode
- Wikipedia: https://en.wikipedia.org/wiki/LeetCode
- Created by: LeetCode
- Last updated: 2025-11-11 00:13:27 UTC
- JSON Representation
https://github.com/davzoku/leetcode-obsidian-vault
Obsidian Vault of Leetcode Solutions. 1/2 of leetcode.walterteng.com
interview-preparation leetcode leetcode-python leetcode-solutions obsidian
Last synced: 30 Apr 2025
https://github.com/windfarer/leetcode-solutions
逆水行舟
leetcode leetcode-practice leetcode-python leetcode-solutions
Last synced: 29 Aug 2025
https://github.com/k-capehart/leetcode-solutions
Leetcode problem solutions (https://leetcode.com/problemset/all/)
leetcode leetcode-go leetcode-python leetcode-solutions
Last synced: 30 Aug 2025
https://github.com/emahtab/largest-rectangle-in-a-histogram
Largest rectangle in a histogram
Last synced: 28 Mar 2025
https://github.com/emahtab/longest-substring-without-repeating-characters
Longest Substring Without Repeating Characters
hashset leetcode sliding-window
Last synced: 28 Mar 2025
https://github.com/manjeettahkur/30-day-leetcode
30-Day LeetCoding Challenge In Go programming language
algorithms-and-data-structures data-structures go golang leetcode
Last synced: 24 Jun 2025
https://github.com/rockharshitmaurya/leetcode-java
java leetcode leetcode-java leetcode-solutions
Last synced: 26 Feb 2025
https://github.com/emahtab/merge-two-sorted-lists
Merge Two Sorted Linked Lists
leetcode linked-list merge-sorted-lists min-heap priority-queue problem-solving
Last synced: 28 Jun 2025
https://github.com/ajinkyataranekar/leetcode
Leetcode Solutions
leetcode leetcode-python leetcode-solutions
Last synced: 29 Mar 2025
https://github.com/priyansusahoo/data-structure-and-algorithms-java
Learning Data Structures & Algorithms | Leetcode | Java
algorithms data-structures dsa-practice graph java leetcode leetcode-java list searching-algorithms sorting-algorithms tree
Last synced: 10 May 2025
https://github.com/dostonbek1/interview-problem-solutions
Solutions for CS Interview Problems from different sources
hackerrank leetcode programming-problems-solutions
Last synced: 14 Mar 2025
https://github.com/emahtab/kth-largest-element-in-an-array
kth largest element in an array
Last synced: 30 Oct 2025
https://github.com/proftanish/daily-dsa
Dealing with problem solving in C++ daily
cpp leetcode leetcode-cpp leetcode-solutions problem-solving
Last synced: 17 Mar 2025
https://github.com/louis3797/leetcode
Leetcode Solutions in Java
java leetcode leetcode-solutions
Last synced: 13 Apr 2025
https://github.com/javohirtohirovich/leetcode-js
You can find a JavaScript solution for problems in Leetcode in this repository.
javascript js leetcode leetcode-javascript leetcode-solutions problems problemsolving solution
Last synced: 14 Mar 2025
https://github.com/ibnaleem/cs-resources
a comprehensive collection of valuable computer science resources
algorithms-and-data-structures artificial-intelligence books computer-science data-science data-science-learning data-structures data-structures-and-algorithms discrete-mathematics leetcode resources
Last synced: 29 Jun 2025
https://github.com/tiaguinho/leetcode
My solution of LeetCode problems
leetcode leetcode-golang leetcode-javascript leetcode-python leetcode-solutions
Last synced: 26 Feb 2025
https://github.com/margo-yunanova/javascript-algorithms
Решение алгоритмических задач
algorithms codewars javascript leetcode typescript
Last synced: 14 Mar 2025
https://github.com/thethunderb0lt/100-days_challenge
This is 100 Days of Coding Challenge that I have started to land a job as SDE role.
algorithms algorithms-and-data-structures challenge developer gfg hackerrank leetcode python sde software-engineer
Last synced: 03 Mar 2025
https://github.com/snimmagadda1/coding-challenges
🧠 Collection of coding challenges to keep sharp
algorithms algorithms-and-data-structures data-structures go golang java leetcode leetcode-go leetcode-golang leetcode-java leetcode-solutions
Last synced: 30 Mar 2025
https://github.com/lebrancconvas/leetcode-problem
My Solution for Leetcode Problem.
competitive-programming leetcode leetcode-python leetcode-solutions python3
Last synced: 26 Feb 2025
https://github.com/piyush7199/javarena-dsa-design
🚀 Java-based repository to master DSA, Low-Level Design, and High-Level Design for coding interviews — with topic-wise and company-wise tracking, real-world design patterns, and system architecture blueprints.
algorithms coding-interviews company-wise-questions data-structures design-patterns design-patterns-implemented-in-java design-patterns-java hld intellij interview-preparation java leetcode leetcode-java low-level-design-in-java low-level-design-problems object-oriented-design object-oriented-design-and-uml object-oriented-design-interview system-design-interview vscode
Last synced: 13 Jul 2025
https://github.com/imbios/lab-extract-common-letters
📝 TypeScript implementation of an algorithm to extract common characters across multiple strings, optimized for performance with O(n*k) time complexity.
algorithms coding-challenge coding-interview data-structures educational hacktoberfest hash-table interview-preparation leetcode npm-package optimization performance problem-solving string-manipulation time-complexity typescript
Last synced: 12 Mar 2025
https://github.com/bodyangug/leetcode-solutions
Daily leetcode solutions
leetcode leetcode-kotlin leetcode-solutions
Last synced: 21 Feb 2025
https://github.com/hassan11196/leetcode-solutions
Repository to share leetcode solutions and participate in Hacktoberfest
hacktoberfest hacktoberfest-accepted hacktoberfest2022 leetcode
Last synced: 01 Jul 2025
https://github.com/r-pagard/python-algorithm
Write some algorithms with Python. I'm trying to write the best way that I can.
algorithms data-structures implement leetcode pytest python3 two-pointers
Last synced: 30 Mar 2025
https://github.com/hanelliotphan/leetcode-solutions
[2021-present] My Leetcode solutions (mostly in Python3)
algorithms competitive-programming leetcode
Last synced: 08 Sep 2025
https://github.com/creator79/google-extension
This extension is used to forced you do a one Leetcode question every whenever you open the new tab in chrome
Last synced: 06 Mar 2025
https://github.com/slowhigh/go-log
Go Log
go go-tutorial golang golang-tutorial hackerrank hackerrank-go hackerrank-golang leetcode leetcode-go leetcode-golang programmers
Last synced: 14 Apr 2025
https://github.com/emahtab/wiggle-sort
Wiggle Sort
leetcode lintcode problem-solving wiggle
Last synced: 28 Mar 2025
https://github.com/shaikahmadnawaz/placement-preparation
Data Structures & Algorithms Practice 💛
arrays dsa dsa-practice geeksforgeeks heaps java leetcode placement-preparation recursion searching searching-algorithms sorting-algorithms strings
Last synced: 15 May 2025
https://github.com/emahtab/valid-palindrome
Check if a string is palindrome
leetcode palindrome palindrome-string problem-solving
Last synced: 12 Jul 2025
https://github.com/emahtab/vertical-order-traversal-of-a-binary-tree
Binary Tree Vertical Order Traversal
bfs leetcode problem-solving tree-traversal vertical-order-traversal
Last synced: 15 Jun 2025
https://github.com/emahtab/subarray-sum-equals-k
Subarray sum equals k
array leetcode prefix-sum problem-solving
Last synced: 28 Mar 2025
https://github.com/emahtab/coin-change-2
Coin Change Problem (Total number of ways to make change) Implementation
coin-change dynamic-programming leetcode
Last synced: 28 Mar 2025
https://github.com/emahtab/water-area
Water Area Problem
leetcode problem-solving water-area water-trapping
Last synced: 28 Mar 2025
https://github.com/shubham-bhoite/leetcode-mysql
This repository contains solutions to LeetCode SQL challenges.
leetcode leetcode-mysql leetcode-solutions mysql sql
Last synced: 26 Feb 2025
https://github.com/itszcx/leetcode
Journey started 29/05/2023!
epitech leetcode leetcode-python leetcode-solutions
Last synced: 31 Aug 2025
https://github.com/manpreet-bhatti/leetcode-solutions
JavaScript, Python, MySQL, and Bash (TBD) LeetCode solutions
bash javascript leetcode leetcode-solutions mysql python
Last synced: 26 Feb 2025
https://github.com/emahtab/remove-nth-node-from-end-of-list
Remove nth node from end of the linked list
leetcode linked-list problem-solving
Last synced: 24 Jun 2025
https://github.com/florianstancioiu/leetcode
My PHP solutions for leetcode problems
algorithm-challenges leetcode php
Last synced: 10 Apr 2025
https://github.com/humza-waseem/hackerrank-leetcode-others
This Repository containing Leetcode & HackerRank problems
csharp hackerrank leetcode python
Last synced: 26 Feb 2025
https://github.com/nair0lf32/challenger
Competitive programming websites
codeforces competitive-programming hackerrank leetcode
Last synced: 29 Jun 2025
https://github.com/hongleizhang/jpleetcode
Java and Python in LeetCode. 通过Python语言和Java语言练习LeetCode平台上的算法习题。
algorithms java leetcode python
Last synced: 26 Feb 2025
https://github.com/contactvaibhavi/leetcodesolutions
Complete code implementations to the Leetcode Questions I've solved so far
algorithm algorithms algorithms-and-data-structures cpp data-structures dsa interview interview-practice interview-prep interview-preparation interview-questions java leetcode leetcode-cpp leetcode-java leetcode-solutions mit-license
Last synced: 13 Mar 2025
https://github.com/joshmayerr/openinterviewcoder
An undetectable AI assistant for coding interviews
ai leetcode technical-interviews
Last synced: 07 May 2025
https://github.com/shreyapramanik47/leetcode_problems
Uploading the solutions of LeetCode's DSA Problems.
dsa dsa-cpp dsa-learning-series dsa-questions leetcode leetcode-solutions
Last synced: 22 Aug 2025
https://github.com/rajgupta2/leetcode-2025-potd
This is the repo where you will find all the POTD of LeetCode for the year 2025.
algorithms backtracking bit-manipulation coding-challenges coding-practice competitive-programming data-structures dsa dynamic-programming graph-theory interview-preparation leetcode leetcode-potd mathematical potd problem-solving recursion searching
Last synced: 30 Mar 2025
https://github.com/jounqin/leetcode
personal LeetCode solutions with JavaScript for study
leetcode leetcode-javascript leetcode-solutions
Last synced: 25 Feb 2025
https://github.com/emahtab/sliding-window-maximum
Find Max within a fixed size window
leetcode monotonic-queue sliding-window
Last synced: 24 Jun 2025
https://github.com/amri-tah/leetcode-solutions-java
Collection of Leetcode problems solved by me using Java
coding leetcode leetcode-solutions
Last synced: 24 Jun 2025
https://github.com/sh20raj/leetcode
All Leetcode Problems and Solutions || Download Offline
Last synced: 15 Jul 2025
https://github.com/cyberoctane29/leetcode-python-solutions
This repository contains my Python solutions to LeetCode problems, categorized by difficulty: Easy, Medium, and Hard. Some problems include multiple approaches to showcase different techniques and optimizations. All solutions are well-commented for clarity, making this a valuable resource for learning and improving Python problem-solving skills.
leetcode leetcode-database leetcode-python leetcode-solutions python
Last synced: 13 Mar 2025
https://github.com/eugenechevski/problem-solving
Data-structure and algorithms interview problems and solutions.
algorithm algorithms javascript leetcode python typescript
Last synced: 22 Feb 2025
https://github.com/chitangchin/leetcodeinterview150
Solutions for Leetcode Interview 150
csharp data-structures dsa-practice leetcode leetcode-practice leetcode-solutions
Last synced: 04 Mar 2025
https://github.com/khushvantkr12/striver-a-z
algorithms dsa-algorithm interview-questions leetcode striver-a2z-sheet
Last synced: 30 Oct 2025
https://github.com/manav-khandurie/practice_leetcode
Practicing LeetCode over here
leetcode leetcode-java leetcode-solutions
Last synced: 28 Oct 2025
https://github.com/gopikrsmscs/leetcode
Problems I solve daily on LeetCode will be auto published to this repository
algorithms-and-data-structures interview-questions java leetcode
Last synced: 12 Mar 2025
https://github.com/1337fury/problem_solving
My personal solutions to LeetCode problems. This repository contains my code submissions for various LeetCode challenges, organized by difficulty levels
coding-challenges leetcode problem-solving
Last synced: 25 Jun 2025
https://github.com/armour/leetcode
👨💻 This repo is used for storing my solution for LeetCode OJ.
Last synced: 23 Mar 2025
https://github.com/yurisldk/leetcode
Collection of LeetCode questions to ace the coding interview!
leetcode leetcode-solutions leetcode-typescript
Last synced: 26 Feb 2025
https://github.com/alyqamar/leetcode
"LeetCode" by alyQamar, contains solutions to various problems from Leet Code, a popular platform for practicing and improving coding skills. The solutions are implemented in cpp , JS and are accompanied by detailed explanations and comments. The repository also includes a variety of problem types, such as data structures, algorith
algorithms competitive competitive-programming competitive-programming-contests contest contest-solution contests cpp data-structures java javascript js leetcode leetcode-cpp leetcode-cpp-solutions leetcode-js leetcode-solutions problem-solving problems
Last synced: 06 Mar 2025
https://github.com/liu-yucheng/myleetcodesolutions
Personal LeetCode Solution Library
gnu-lgplv3 leetcode leetcode-solutions lgpl3 python rust
Last synced: 26 Feb 2025
https://github.com/pratyushpanda91/js-30-leetcode-solution
My 30-Day LeetCode JavaScript Journey! 💻✨
Last synced: 15 Mar 2025
https://github.com/kavimaluskam/leetcode-collection
History of my leetcode challenges/documentations
blog gatsbyjs leetcode leetcode-python leetcode-solutions
Last synced: 07 Apr 2025
https://github.com/emahtab/lru-cache
LRU Cache
doubly-linked-list hashmap leetcode lru-cache
Last synced: 28 Mar 2025
https://github.com/emahtab/jump-game
Jump Game
jump-game leetcode problem-solving
Last synced: 28 Mar 2025
https://github.com/emahtab/is-graph-bipartite
bipartite-graph breadth-first-search leetcode
Last synced: 28 Mar 2025
https://github.com/emahtab/kth-smallest-element-in-a-bst
kth Smallest element in a BST
binary-search-tree leetcode problem-solving
Last synced: 28 Mar 2025
https://github.com/emahtab/inorder-successor-in-bst
Inorder Successor in BST
binary-search-tree inorder-successor leetcode problem-solving
Last synced: 28 Mar 2025
https://github.com/ranitmanik/leetcode-solutions
Welcome to my Leetcode solutions repository! This is a collection of my solutions to various Leetcode problems, showcasing my problem-solving skills and coding practices
365daysofcode algorithms consistency data-structures data-structures-and-algorithms datastructures-algorithms java leetcode leetcode-java leetcode-javascript leetcode-practice leetcode-python leetcode-questions leetcode-solutions
Last synced: 23 Mar 2025
https://github.com/emahtab/implement-stack-using-queues
Implement Stack using Queues
leetcode problem-solving queue stack
Last synced: 28 Mar 2025
https://github.com/ranveeraggarwal/leetcode-cpp
Leetcode Solutions in Modern-ish C++
Last synced: 02 Apr 2025
https://github.com/yasminmuntasern/leetcode-problems
🧠 Solving LeetCode problems
csharp leetcode problemsolving
Last synced: 01 Sep 2025
https://github.com/emahtab/construct-binary-tree-from-preorder-and-postorder-traversal
Construct Binary Tree from Preorder and Postorder Traversal
binary-tree binary-tree-construction leetcode problem-solving
Last synced: 28 Mar 2025
https://github.com/emahtab/connecting-cities-with-minimum-cost
Minimum Spanning Tree
graph kruskals-algorithm leetcode minimum-spanning-tree prims-algorithm
Last synced: 28 Mar 2025
https://github.com/emahtab/combination-sum-ii
backtracking combinations leetcode
Last synced: 28 Mar 2025
https://github.com/emahtab/fruit-into-baskets
Find longest continuous sequence length with at most 2 distinct values
at-most-2-distinct leetcode sliding-window
Last synced: 18 Mar 2025
https://github.com/lzhbrian/leetcode-python
My solutions of Leetcode using Python
leetcode leetcode-solutions python
Last synced: 01 Sep 2025
https://github.com/emahtab/combination-sum
backtracking combinations leetcode
Last synced: 28 Mar 2025
https://github.com/emahtab/top-k-frequent-words
leetcode problem-solving top-k-words treemap
Last synced: 28 Mar 2025
https://github.com/emahtab/top-k-frequent-elements
Find top k frequent elements
leetcode problem-solving top-k treemap
Last synced: 28 Mar 2025
https://github.com/krayc425/leetcode
Solutions for LeetCode.
leetcode leetcode-java leetcode-python leetcode-solutions leetcode-swift
Last synced: 30 Mar 2025