CodeChef

CodeChef is a global competitive programming platform, started as an educational initiative in the year 2009. It hosts four featured contests every month (Long Challenge, CookOff, LunchTime, and Starters) and gives away prizes and goodies to the winners as encouragement. Apart from providing a platform for programming competitions, CodeChef also has various algorithm tutorials and forum discussions to help those who are new to the world of computer programming.

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ombharatiya /FAANG-Coding-Interview-Questions

Star3k

A curated List of Coding Questions Asked in FAANG Interviews

python java algorithms leetcode cpp interview codechef data-structures coding interview-questions coding-interviews hacktoberfest interviewbit algorithms-and-data-structures

UpdatedMar 19, 2025

manishbisht /Competitive-Programming

Star1.6k

📌 📚 Solution of competitive programming problems, code templates, Data Structures and Algorithms, hackathons, interviews and much more.

javascript python google facebook algorithm algorithms datastructures leetcode cpp hackathon interview codechef competitive-programming hackerrank hackathons codeforces awesome-list javascipt hackercup googlecodejam

UpdatedAug 29, 2023
C++

agrawal-d /cph

Sponsor

Star874

Makes judging, compiling, and downloading problems for competitive programming easy.

codechef icpc topcoder competitive-programming codeforces atcoder hacktoberfest

UpdatedApr 5, 2025
TypeScript

kothariji /competitive-programming

Star677

A one-stop Destination✏️ for all your Competitive Programming Resources.📗📕 Refer CONTRIBUTING.md for contributions

github awesome opensource programming algorithms leetcode graphs codechef spoj competitive-programming data-structures codeforces problem-solving beginner-friendly hacktoberfest beginner-code placements hacktoberfest-accepted awesome-competitive-programming

UpdatedOct 18, 2023
C++

abeaumont /competitive-programming

Star565

Solutions to problems from various online judges / contest sites.

advent-of-code solutions codechef uva competitive-programming hackerrank codejam codeforces online-judges hackerearth uva-solutions atcoder kattis hackerrank-solutions codeforces-solutions codechef-solutions acepta-el-reto hackerearth-solutions kattis-solutions atcoder-solutions

UpdatedJan 28, 2024
C++

karansaxena /STL_Cheat_Sheets

Star562

C++ STL Cheat Sheets.

c cheat-sheets lists c-plus-plus leetcode cpp stl interview codechef topcoder hackerrank coding cheatsheet codeforces interview-practice hackerearth interview-preparation interviewbit

UpdatedOct 1, 2020

nishanthvijayan /CoderCalendar

Star337

DEPRECATED -> Checkout nishanthvijayan/CoderCalendar-Extensions

android chrome-extension firefox-addon codechef topcoder hackerrank codeforces programming-contests

UpdatedApr 7, 2019
JavaScript

stopstalk /stopstalk-deployment

Star317

Stop stalking and start StopStalking 😉

python aws crawling codechef spoj uva competitive-programming hackerrank codeforces web2py materializecss hackerearth atcoder programming-contests hacktoberfest timus stopstalk

UpdatedSep 14, 2024
Python

ows-ali /Hacktoberfest

Star288

Opportunity to start open source and PR experience

freecodecamp codechef hackerrank help-wanted up-for-grabs beginner-friendly hacktoberfest good-first-issue hacktoberfest2018 low-hanging-fruit

UpdatedJun 4, 2024
Java

dj3500 /hightail

Star268

codechef competitive-programming codeforces atcoder

UpdatedMay 15, 2021
Java

anantkaushik /Competitive_Programming

Star253

Questions solved from Various Coding websites viz. HackerRank, HackerEarth, CodeChef and other websites. This repository also contains Questions from various offline and onsite competitions.