Codeforces Round 1068 (Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/2173?locale=en
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Codeforces Round 1069 (Div. 1, Div. 2) will take place on the 6th of December at 08:15 UTC.
Please, join by the link https://codeforces.com/contests/2174,2175
Please, join by the link https://codeforces.com/contests/2174,2175
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Codeforces Round 1069 (Div. 1, Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/2174,2175
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Codeforces Round 1070 (Div. 2) will take place on the 11th of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2176?locale=en
Please, join by the link https://codeforces.com/contests/2176?locale=en
Codeforces
Codeforces Round 1070 (Div. 2) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Codeforces Round 1070 (Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/2176?locale=en
Codeforces
Codeforces Round 1070 (Div. 2) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Great opportunity to prepare for the ICPC competitions!
2025-2026 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) will take place on the 17th of December at 08:05 UTC.
Please, join by the link https://codeforces.com/contests/2181
2025-2026 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) will take place on the 17th of December at 08:05 UTC.
Please, join by the link https://codeforces.com/contests/2181
Codeforces
2025-2026 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) - Codeforces
Codeforces. Programming competitions and contests, programming community
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2025-2026 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2181
Codeforces
2025-2026 ICPC, NERC, Northern Eurasia Finals (Unrated, Online Mirror, ICPC Rules, Teams Preferred) - Codeforces
Codeforces. Programming competitions and contests, programming community
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It is the third round of Codeforces Global Rounds 2025 supported by XTX Markets.
The round is open and rated for everybody!
The prizes for this round:
👕30 best participants get a t-shirt.
🎲20 t-shirts are randomly distributed among those with ranks between 31 and 500, inclusive.
We will be glad to see you among the participants!
Please, join by the link https://codeforces.com/contests/2180?locale=en
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Codeforces
Codeforces Global Round 31 (Div. 1 + Div. 2) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Please, join by the link https://codeforces.com/contests/2180?locale=en
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Codeforces
Codeforces Global Round 31 (Div. 1 + Div. 2) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Last call! 🔔 Codeforces Global Round 31 (Div. 1 + Div. 2, Rated for Everybody, 50 Prize T-Shirts!)🔔 starts in ~1 hour.
Please, join by the https://codeforces.com/contests/2180
Please, join by the https://codeforces.com/contests/2180
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Codeforces
Codeforces Global Round 31 (Div. 1 + Div. 2) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Codeforces Round 1071 (Div. 3) will take place on the 23rd of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2179?locale=en
Please, join by the link https://codeforces.com/contests/2179?locale=en
Codeforces
Codeforces Round 1071 (Div. 3) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Codeforces Round 1071 (Div. 3) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/2179?locale=en
Codeforces
Codeforces Round 1071 (Div. 3) - Codeforces
Codeforces. Programming competitions and contests, programming community
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Start: December 26, 2025 11:00 UTC
Finish: January 11, 2026 10:59 UTC
It is an individual unrated competition.
The top-scoring participants will receive great prizes, including travel and an invitation to the 50th Annual ICPC World Finals in a guest role, and cash prizes up to €12 000 for the first place.
We will be glad to see you among the participants!
Please, join by the link https://codeforces.com/contests/2177
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Codeforces
ICPC 2025 Online Winter Challenge powered by Huawei - Codeforces
Codeforces. Programming competitions and contests, programming community
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ICPC 2025 Online Winter Challenge powered by Huawei
Start: December 26, 2025 11:00 UTC
Finish: January 11, 2026 10:59 UTC
It is an individual unrated competition.
The top-scoring participants will receive great prizes, including travel and an invitation to the 50th Annual ICPC World Finals in a guest role, and cash prizes up to €12 000 for the first place.
We will be glad to see you among the participants!
Please, join by the link https://codeforces.com/contests/2177
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Codeforces
ICPC 2025 Online Winter Challenge powered by Huawei - Codeforces
Codeforces. Programming competitions and contests, programming community
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It is rated and open for everyone!
Please, join by the link https://codeforces.com/contests/2178
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Good Bye 2025 - Codeforces
Codeforces. Programming competitions and contests, programming community
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⏰ Reminder: the event will start in 2 hours
⛄️ The year is coming to an end — time to make wishes and take part in Good Bye 2025 round on Codeforces.
❄️ "Good Bye 2025" ❄️ starts on the 27th of December at 14:35 UTC.
It is rated and open for everyone!
Please, join by the link https://codeforces.com/contests/2178
❄️ "Good Bye 2025" ❄️ starts on the 27th of December at 14:35 UTC.
It is rated and open for everyone!
Please, join by the link https://codeforces.com/contests/2178
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Codeforces
Good Bye 2025 - Codeforces
Codeforces. Programming competitions and contests, programming community
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Educational Codeforces Round 186
(Rated for Div. 2) starts on the 29th December 2025 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.
Good luck to all the participants!
And on the occasion of the New Year - Happy New Year!
We wish you clear ideas, strong solutions, and many ACs in the year ahead 🎄✨
Please, join by the link https://codeforces.com/contests/2182
(Rated for Div. 2) starts on the 29th December 2025 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.
Good luck to all the participants!
And on the occasion of the New Year - Happy New Year!
We wish you clear ideas, strong solutions, and many ACs in the year ahead 🎄✨
Please, join by the link https://codeforces.com/contests/2182
JetBrains: Developer Tools for Professionals and Teams
Computer Science and Artificial Intelligence CSAI
Want to learn computer science and AI from a team of world champions in competitive programming, computer scientists, and industry experts? Check out the new bachelor's program from JetBrains and Neapolis University Pafos.
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Educational Codeforces Round 186
(Rated for Div. 2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/2182
(Rated for Div. 2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/2182
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