Dec 23, 2025 · Happy new year, Codeforces! We are glad to invite you to take part in Hello 2026, which will start on Wednesday, January 7, 2026 at 06:35 UTC-8. You will be given 9 problems …

Codeforces was created by a group of competitive programmers from Saratov State University led by Mike Mirzayanov. It was originally created for those interested in solving tasks and taking …

Jul 23, 2025 · Codeforces is one of the best platforms for competitive coding and is usually known for its short challenges/contests where programmers from every corner of the world participate.

r/codeforces: Codeforces is a website that hosts competitive programming contests. It is maintained by a group of competitive programmers from ITMO…

Web site created to show list of ladders problems form Codeforces and show your progress in it.

Programming competitions and contests, programming community.

Codeforces. Programming competitions and contests, programming community.

Codeforces hosts regular contests where participants can solve a set of programming problems within a specified time frame. The contest formats may vary, but most commonly, you will be …

TheForces Rounds are series of educational contests for beginners to masters which are created by a group of CP lovers in the CF community. TheForces conducts online educational contests …

Codeforces. Programming competitions and contests, programming community