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The Top 30 Algorithm Challenges Open Source Projects

Categories > Learning Resources > Algorithm Challenges
Interviews ⭐ 49,812
Everything you need to know to get the job.
Java ⭐ 34,028
All Algorithms implemented in Java
Javascript ⭐ 7,931
A repository for All algorithms implemented in Javascript (for educational purposes only)
C ⭐ 6,433
Collection of various algorithms in mathematics, machine learning, computer science, physics, etc implemented in C for educational purposes.
Codinginterviews ⭐ 2,691
This repository contains coding interviews that I have encountered in company interviews
Play Leetcode ⭐ 1,798
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 ⭐ 1,100
👏🏻 leetcode solutions for Humans™
Algos ⭐ 960
Popular Algorithms and Data Structures implemented in popular languages
Hackerrank Solutions ⭐ 860
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
Get_better_at_cp_in_2_months ⭐ 602
This contains the curriculum that I will follow to get better at Competitive Programming in 2 months.
Competitive_coding ⭐ 389
This repository contains some useful codes, techniques, algorithms and problem solutions helpful in Competitive Coding.
Interview Bit ⭐ 342
Solutions to problems on Interview Bit
Ctci_python ⭐ 216
Solutions for Interview questions appearing in the 6th edition of Cracking the Coding Interview (CTCI)
Awesome Algorithm Books ⭐ 209
📚 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）
Interview Questions ⭐ 179
List of all the Interview questions practiced from online resources and books
Algorithms4 Common ⭐ 179
🔥Algorithms, 4th Edition 算法4精华笔记，通俗理解，算法收集与强化。
Leetcode Python ⭐ 161
LeetCode solutions in Python2. LeetCode题解 in Python2。
Aoc ⭐ 154
🎄 My solutions and walkthroughs for Advent of Code (https://adventofcode.com) and more related stuff.
Competitivecode ⭐ 124
A repo for interesting Competitive Coding problems
Hackerrank ⭐ 123
📗 Solutions of more than 380 problems of Hackerrank accross several domains.
Codeforces ⭐ 117
Hackerrank ⭐ 103
Efficient HackerRank solutions in JavaScript (⬡.js)
Competitive Programming ⭐ 82
My solutions to problems from various competitive programming websites.
Competitive Programming ⭐ 52
Repository of all my submissions to some competitive programming website (Online Judges), as well as, the implementation of some data structures and algorithms.
Algorithms ⭐ 33
Here is the my solutions for problems in {leetcode, hackerrank, geeksforgeeks}
Algo ⭐ 32
📚 My solutions to algorithm problems on various websites
Espressopp ⭐ 32
Main ESPResSo++ repository
The Uplift Project Dsa ⭐ 20
Algorithms ⭐ 19
Algorithms and data structures exercises
Python Programming ⭐ 9
Python Coding - Data Structure, Algorithm, Crypto, Web, Network, System
1-30 of 30 projects
Advertising 📦 10
All Projects
Application Programming Interfaces 📦 124
Applications 📦 192
Artificial Intelligence 📦 78
Blockchain 📦 73
Build Tools 📦 113
Cloud Computing 📦 80
Code Quality 📦 28
Collaboration 📦 32
Command Line Interface 📦 49
Community 📦 83
Companies 📦 60
Compilers 📦 63
Computer Science 📦 80
Configuration Management 📦 42
Content Management 📦 175
Control Flow 📦 213
Data Formats 📦 78
Data Processing 📦 276
Data Storage 📦 135
Economics 📦 64
Frameworks 📦 215
Games 📦 129
Graphics 📦 110
Hardware 📦 152
Integrated Development Environments 📦 49
Learning Resources 📦 166
Legal 📦 29
Libraries 📦 129
Lists Of Projects 📦 22
Machine Learning 📦 347
Mapping 📦 64
Marketing 📦 15
Mathematics 📦 55
Media 📦 239
Messaging 📦 98
Networking 📦 315
Operating Systems 📦 89
Operations 📦 121
Package Managers 📦 55
Programming Languages 📦 245
Runtime Environments 📦 100
Science 📦 42
Security 📦 396
Social Media 📦 27
Software Architecture 📦 72
Software Development 📦 72
Software Performance 📦 58
Software Quality 📦 133
Text Editors 📦 49
Text Processing 📦 136
User Interface 📦 330
User Interface Components 📦 514
Version Control 📦 30
Virtualization 📦 71
Web Browsers 📦 42
Web Servers 📦 26
Web User Interface 📦 210