Codeforces Official

Educational Codeforces Round 188 (Rated for Div. 2) starts on 16 March 2026 at 14:35 UTC. The series of Educational Rounds continues thanks to the support of the Computer Science and Artificial Intelligence (CSAI) program at Neapolis University of Paphos (NUP), with scholarships provided by JetBrains. Learn more about how to enrol on the BSc in Computer Science & Artificial Intelligence and ACTS 2026.2 Camp in this post. Application deadline is approaching fast. Please, join by the link https://...

Educational Codeforces Round 188 (Rated for Div. 2) starts in ~2 hours.  Please, join by the link https://codeforces.com/contests/2204

Codeforces Round 1087 (Div. 2) will take place on 21 March 2026 at 14:35 UTC. Please, join by the link https://codeforces.com/contests/2209

Codeforces Round 1087 (Div. 2)  starts in ~2 hours. Please, join by the link https://codeforces.com/contests/2209

💥Nebius Round 2 💥(Codeforces Round 1088, Div. 1 + Div. 2, rated, prizes) starts in ~1 hour. Please, join by the link https://codeforces.com/contests/2211

Codeforces Round 1089 (Div. 2)  starts in ~2 hours. Please, join by the link https://codeforces.com/contests/2210

Codeforces Round 1089 (Div. 2) will take place on 29 March 2026 at 14:35 UTC. Please join by the link https://codeforces.com/contests/2210

Codeforces Round 1090 (Div. 4) will take place on 4 April 2026 at 14:35 UTC.  Please, join by the link https://codeforces.com/contests/2218

🤪April Fools Day Contest 2026🤪 starts in ~5 hours. Please, join by the link https://codeforces.com/contests/2214

Last call! 🤪April Fools Day Contest 2026🤪 starts in ~1 hour. Please, join by the link https://codeforces.com/contests/2214