Hi, Codeforces! December is the perfect time to wrap up the year, and we’re happy to invite you to follow the final stages of the most important school and student team competitions in …

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.

Codeforces Blitz Cup 2025. Day 1.

Jul 4, 2025 · That's where Codeforces comes in! Specifically, the "Introduction to Codeforces" section is a fantastic starting point for anyone new to competitive programming. This post will …

Looking at Towers (difficult version) A. Three Decks. D. Even String. A. To Zero. C. Two Colors. A. Was there an Array? E. A, B, AB and BA. F. Two Subarrays. A. Two Screens. C. New …

Isamatdin and His Magic Wand! Square? Souvlaki VS. Kalamaki. ... Codeforces. Programming competitions and contests, programming community.

Analyze your Codeforces contest performance with detailed insights and statistics. Track your progress, identify patterns, and improve your competitive programming skills.

Oct 17, 2025 · Write, test, and submit solutions directly from problem pages with syntax highlighting and smart code storage. Improve your Codeforces experience with Codeforces …

Desktop version, switch to mobile version. Codeforces. Programming competitions and contests, programming community.