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The Top 424 Algorithm Challenges Open Source Projects on Github

Categories > Learning Resources > Algorithm Challenges
Interviews ⭐ 55,003
Everything you need to know to get the job.
Java ⭐ 43,902
All Algorithms implemented in Java
Javascript ⭐ 16,296
A repository for All algorithms implemented in Javascript (for educational purposes only)
C ⭐ 12,198
Collection of various algorithms in mathematics, machine learning, computer science, physics, etc implemented in C for educational purposes.
Play Leetcode ⭐ 2,231
My Solutions to Leetcode problems. All solutions support C++ language, some support Java and Python. Multiple solutions will be given by most problems. Enjoy:) 我的Leetcode解答。所有的问题都支持C++语言，一部分问题支持Java语言。近乎所有问题都会提供多个算法解决。大家加油！：）
Leetcode ⭐ 1,145
👏🏻 leetcode solutions for Humans™
Hackerrank Solutions ⭐ 1,081
hackerrank solutions github | hackerrank all solutions | hackerrank solutions for java | hackerrank video tutorial | hackerrank cracking the coding interview solutions | hackerrank data structures | hackerrank solutions algorithms | hackerrank challenge | hackerrank coding challenge | hackerrank algorithms solutions github| hackerrank problem solving | hackerrank programs solutions | JAVAAID |all hackerrank solutions | Coding Interview Preparation
Algos ⭐ 992
Popular Algorithms and Data Structures implemented in popular languages
Get_better_at_cp_in_2_months ⭐ 629
This contains the curriculum that I will follow to get better at Competitive Programming in 2 months.
Interview Bit ⭐ 401
Solutions to problems on Interview Bit
Competitive_coding ⭐ 372
This repository contains some useful codes, techniques, algorithms and problem solutions helpful in Competitive Coding.
Algorithms Visualiser ⭐ 312
A Blend of Data Structures, Algorithms and Development encapsulated in an Open Source Project!
Aoc ⭐ 251
🎄 My solutions and walkthroughs for Advent of Code (https://adventofcode.com) and more related stuff.
Ctci_python ⭐ 242
Solutions for Interview questions appearing in the 6th edition of Cracking the Coding Interview (CTCI)
Leetcode Python ⭐ 239
LeetCode solutions in Python2. LeetCode题解 in Python2。
Codeforces ⭐ 163
Interview Questions ⭐ 157
List of all the Interview questions practiced from online resources and books
Algorithms4 Common ⭐ 149
🔥Algorithms, 4th Edition 算法4精华笔记，通俗理解，算法收集与强化。
Hackerrank ⭐ 149
Efficient HackerRank solutions in JavaScript (⬡.js)
Hackerrank ⭐ 149
📗 Solutions of more than 380 problems of Hackerrank accross several domains.
Data Structures And Algorithms In Java 2nd Edition By Robert Lafore ⭐ 142
Solutions of Data Structures and Algorithms in Java 2nd Edition by Robert Lafore. Adding practice problems and solutions.
Competitivecode ⭐ 140
A repo for interesting Competitive Coding problems
Geeks For Geeks Solutions ⭐ 139
Amazon, Microsoft and Google SDE Coding Solutions | My Own Solutions 11 Weeks ADS Workshop at GeeksForGeeks
Competitive Programming ⭐ 137
My solutions to problems from various competitive programming websites.
Algodaily ⭐ 108
just for fun
Awesome Algorithm Books ⭐ 102
📚 awesome algorithm books I've collected 【不定期更新】 搜集整理的算法书籍（经典算法、ML/DL算法、面试算法、比赛算法等）
Data Structures And Algorithms ⭐ 99
Let's go over data structures and algorithms together. We will use Cracking the Coding Interview as reference
Challenges Algorithms ⭐ 97
Repositório referente à desafios sobre algoritmos da womakerscode
Codewars ⭐ 96
CodeWars Solutions (Please leave a start. Thank you)
Dsa Cracker ⭐ 87
This is an attempt to solve 450 questions carefully curated by Love Babbar.
Algorithms ⭐ 86
A collection of various useful algorithms and data structures along with their Java implementations.
Data_sciences_campaign ⭐ 85
【数据科学家系列课程】
Algorithms ⭐ 85
Data Structures & Algorithms. Includes solutions for Cracking the Coding Interview 6th Edition
Algorithm ⭐ 75
📝 Daily accumulate of algorithm.
Acm Icpc ⭐ 61
感觉自己做了假题。
Codility_lessons ⭐ 59
Codility Lesson1~Lesson17 100% solutions with Python3 除正確解答外comment裡有解題的思考過程
Competitive Programming ⭐ 58
Repository of all my submissions to some competitive programming website (Online Judges), as well as, the implementation of some data structures and algorithms.
Spoj ⭐ 56
SPOJ solutions (user: mahmud2690)
Codility ⭐ 41
My solutions to exercises and tests at http://codility.com.
Codewars_python_solutions ⭐ 40
My CodeWars solutions in Python.
Algorithms ⭐ 38
Here is the my solutions for problems in {leetcode, hackerrank, geeksforgeeks}
Hacker Earth ⭐ 36
This is my HackerEarth Handle
Espressopp ⭐ 35
Main ESPResSo++ repository
Challenges ⭐ 34
My solutions for random coding challenges 💪
Leetcode Rust ⭐ 33
My solutions for leetcode by rust lang.
Algo ⭐ 31
📚 My solutions to algorithm problems on various websites
Dailycodingproblem ⭐ 31
Problems with my solutions of Daily Coding Problem website
Uri Python ⭐ 30
Resoluções de exercícios do URI em Python.
Cubes ⭐ 23
Implementation of interesting algorithms in C++
Cs Problems ⭐ 22
Some 70+ interesting computer science problems and solutions in C#
Oi Source ⭐ 22
OI代码仓库、复习笔记、代码模板、本地Judger
Problems ⭐ 21
Atleast one problem per day (Mostly weekdays) 🤪
Algo Data Structure ⭐ 21
Algorithms and Data Structure Programs
Notes Algorithms ⭐ 20
A brief summary of various algorithms. Each algorithm provides examples written in Python, Ruby and GoLang.
Hackerrank Solutions ⭐ 20
My own HackerRank coding interview solutions
Hackerrank ⭐ 19
my solutions for hackerrank.com
Facebookhackercup 2020 ⭐ 19
🏃 Python Solutions of All 24 Problems in FHC 2020
Algorithms ⭐ 19
Algorithms and data structures exercises
Companies Data Science Challenges ⭐ 18
Collection of Data Science Challenges designed by different companies during Hackatons, Events, etc...
The Uplift Project Dsa ⭐ 18
Cmsocial ⭐ 17
A web application that builds a social coding platform upon CMS
Hackerrank Problem Solving ⭐ 17
This repository contains the challenges of algorithms and data structure of the site HackerRank.
Weekly_events ⭐ 17
Slides and other materials for club meetings
Hackerrank Solutions ⭐ 16
Solutions to some of the problems on HackerRank
Timetable Scheduler ⭐ 15
⏲ An Activity Scheduling Project of Algorithms Analysis to schedule the timetable for Educational Institutes.
Cpalgorithms ⭐ 15
Algorithms and Techniques for competitive programming
Data Structures And Algorithms A Comprehensive Guide ⭐ 13
Data Structures & Algorithms - A Comprehensive Guide
Algorithmic Problem Solving ⭐ 13
Solutions of algorithmic type of programming problems from sites like LeetCode.com, HackerRank.com, LeetCode.com, Codility.com, CodeForces.com, etc. using Java.
Hacker Rank Solutions ⭐ 13
Java solutions to problems on HackerRank
Facebookhackercup 2019 ⭐ 13
🏃 Python Solutions of All 22 Problems in FHC 2019
Datastructures Algorithms ⭐ 13
List of Programs related to data structures and algorithms
Problem Solving ⭐ 13
This Repository consists of my solutions in Python 3 to various problems in Data Structures and Algorithms
Javascript ⭐ 12
Resources used to learn Javascript
Knightstour ⭐ 12
PHP study of the knight's tour problem
Js Test ⭐ 12
tests for javascript developers
Oi Codes ⭐ 11
🔐 Solutions for online code challenges. Don't be evil.
Daily Coding Problem ⭐ 11
Answers in JS (maybe some Python)
Ieeextreme11.0 ⭐ 11
🚀 IEEEXtreme 11.0 Solutions by PComplete Team (48th Rank Worldwide)
Codility Lessons By Python3 ⭐ 11
为编程、算法、Python3的初学者，提供基于Codility课程习题的全套解决方案(中文题目+解题思路+Python3代码)
Kodesh ⭐ 10
🏆 Resolução dos exercícios do Kodesh (UFRN)
Codechef ⭐ 10
Datastructures_algorithms_java ⭐ 10
Collection of data structures and algorithms challenges that I've solved. 💤
Algorithms Make It Real ⭐ 10
This is repository is dedicated to share algorithm problems and solutions between the Make It Real Camp developers.
Hackerrank Python Algorithm Solution ⭐ 10
Solution of the practice algorithms of Hacker Rank
Ds Algo ⭐ 9
Must do Data Structures and Algorithms problems and solutions
Js Algorithm ⭐ 9
DataStructure、Algorithm by JavaScript
Competitive_programming ⭐ 9
A handy collection of implemented data structures and algorithms for competitive coding contests
Dsa ⭐ 9
Data-structure-Algorithm Hacker Rank | Problem + Solution 👽
Ds_algorithm ⭐ 8
Learning data structures and algorithms
Algorithm Playground ⭐ 8
📓 Solving Algorithmic Problem and Stacking Solutions.
Codeforces Haskell ⭐ 8
problems from codeforces solved in haskell
Algorithms Design And Analysis ⭐ 8
Repository for designing and solving various interesting algorithms
Algorithm_solutions ⭐ 8
Algorithm Problems and Solutions in JavaScript
Dimigo Probs ⭐ 8
Everybody like codegen AND 2019 programming ^~^
Algorithmhackerrank ⭐ 8
HackerRank Algorithm Solution With Python/C++🚀
Play Advent Of Code ⭐ 8
My solutions to Advert of Code (http://adventofcode.com/) . All solutions support C++, some support Java and Python:)
Challenges Of The Week ⭐ 8
니실력에잠이오냐
Facebookhackercup 2021 ⭐ 8
🏃 Python Solutions of All 27 Problems in FHC 2021
Pramp ⭐ 8
pramp mock interview
Leetcode Solutions And Data Structure Analysis ⭐ 7
A collection of LeetCode novel solutions that is implemented in Java. An overview about data structure for interview questions
1-100 of 424 projects

Related Projects

Algorithms Algorithm Challenges Projects (283)
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Java Algorithm Challenges Projects (89)
C Plus Plus Algorithm Challenges Projects (83)
Python Algorithms Algorithm Challenges Projects (80)
Javascript Algorithm Challenges Projects (72)
Advertising 📦 9
All Projects
Application Programming Interfaces 📦 120
Applications 📦 181
Artificial Intelligence 📦 72
Blockchain 📦 70
Build Tools 📦 111
Cloud Computing 📦 79
Code Quality 📦 28
Collaboration 📦 30
Command Line Interface 📦 48
Community 📦 81
Companies 📦 60
Compilers 📦 60
Computer Science 📦 74
Configuration Management 📦 39
Content Management 📦 167
Control Flow 📦 197
Data Formats 📦 77
Data Processing 📦 266
Data Storage 📦 132
Economics 📦 60
Frameworks 📦 198
Games 📦 122
Graphics 📦 103
Hardware 📦 148
Integrated Development Environments 📦 47
Learning Resources 📦 147
Legal 📦 28
Libraries 📦 119
Lists Of Projects 📦 21
Machine Learning 📦 336
Mapping 📦 61
Marketing 📦 15
Mathematics 📦 55
Media 📦 228
Messaging 📦 97
Networking 📦 304
Operating Systems 📦 84
Operations 📦 120
Package Managers 📦 52
Programming Languages 📦 229
Runtime Environments 📦 96
Science 📦 42
Security 📦 375
Social Media 📦 26
Software Architecture 📦 70
Software Development 📦 68
Software Performance 📦 57
Software Quality 📦 127
Text Editors 📦 45
Text Processing 📦 131
User Interface 📦 310
User Interface Components 📦 465
Version Control 📦 29
Virtualization 📦 68
Web Browsers 📦 38
Web Servers 📦 25
Web User Interface 📦 194
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