Codeforces Official

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Codeforces Official Channel

Codeforces Official (English)

Are you a competitive programmer looking to improve your skills and stay updated on the latest coding competitions? Look no further than the Codeforces Official Channel! As the official channel of Codeforces, one of the most popular competitive programming platforms in the world, this channel provides you with valuable resources, updates, and insights to help you excel in the world of competitive programming

Who is it? The Codeforces Official Channel is designed for competitive programmers of all levels who want to enhance their skills and compete in coding contests. Whether you are a beginner looking to learn the basics of competitive programming or an experienced coder aiming to sharpen your problem-solving abilities, this channel is for you

What is it? The Codeforces Official Channel is your go-to source for information on upcoming coding competitions, tips and tricks for improving your coding skills, interviews with top competitive programmers, and announcements from the Codeforces team. By joining this channel, you will gain access to a supportive community of like-minded individuals who share your passion for programming

Stay ahead of the competition and take your coding skills to the next level by joining the Codeforces Official Channel today. Don't miss out on this valuable resource for competitive programmers worldwide!

Codeforces Official

25 Jan, 14:39

✨

Ethflow Round 1 (Codeforces Round 1001, Div. 1 + Div. 2)✨ starts on the 26th of January at 14:35 UTC.

The round is open and rated for everybody!

🏅Thanks to Ethflow, a proprietary trading fund, specializing in cryptocurrency trading, winners will get awesome prizes:

👕Top 50 participants will get T-Shirts.
🎲Additionally, 50 random participants who solve at least 3 problems and rank below 50th place will receive a T-shirt.

We will be glad to see you among the participants!

Please, join by the link https://codeforces.com/contests/2062?locale=en

3,818

Codeforces Official

22 Jan, 10:08

🎉

Codeforces Round 1000 (Div. 2)🎉 starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2063?locale=en

10,105

Codeforces Official

21 Jan, 12:05

🔥

Codeforces Round 1000 (Div. 2)🔥 will take place on the 22nd of January at 12:05 UTC.
Please, join by the link https://codeforces.com/contests/2063?locale=en

11,001

Codeforces Official

20 Jan, 13:39

Last call! 🔔IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)🔔 starts in ~1 hour.
Please, join by the link https://codeforces.com/contests/2061?locale=en

11,458

Codeforces Official

20 Jan, 10:38

⚡️

IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)⚡️ starts in ~4 hours.

Please, join by the link
https://codeforces.com/contests/2061?locale=en

10,993

Codeforces Official

19 Jan, 17:49

✨

IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)✨ starts on the 20th of January at 14:35 UTC.

The round is open and rated for everybody!

The top 50 contestants at least 18 years old will be invited to participate in the onsite finals. The finals are scheduled to take place in CUHK from February 27 to March 2, 2025.

We will be glad to see you among the participants!

https://codeforces.com/contests/2061?locale=en

11,010

Codeforces Official

19 Jan, 12:28

Codeforces Round 998 (Div. 3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2060?locale=en

11,069

Codeforces Official

18 Jan, 14:28

Codeforces Round 998 (Div. 3) will take place on the 19th of January at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2060?locale=en

12,546

Codeforces Official

17 Jan, 12:39

Codeforces Round 997 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2056?locale=en

14,113

Codeforces Official

16 Jan, 14:39

Codeforces Round 997 (Div. 2) will take place on the 17th of January at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2056?locale=en

14,709

Codeforces Official

12 Jan, 12:38

Codeforces Round 996 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2055?locale=en

19,646

Codeforces Official

11 Jan, 14:39

Codeforces Round 996 (Div. 2) will take place on the 12th of January at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2055?locale=en

19,032

Codeforces Official

06 Jan, 14:39

Gentle reminder: you still have the opportunity to participate in the🔥MaraTON Challenge 1🔥 . It started on December 23rd and will last until January 13th, 14:35 UTC.

The contest is unrated.

💵Winners will receive amazing prizes:

1st place: 8,000 USDT
2nd place: 5,000 USDT
3rd place: 3,000 USDT
4th–10th places: 2,000 USDT each
11th–20th places: 1,000 USDT each

💵Bonus prizes for the leaders throughout the competition.
(starting December 25th and continuing daily until January 13th at 12:35 (UTC):

1st place: 250 USDT
2nd place: 125 USDT
3rd place: 75 USDT
4th–5th places: 50 USDT each

Please, join by the link https://codeforces.com/contests/2054

24,561

Codeforces Official

04 Jan, 13:38

🎆"Hello 2025"🎆 starts in ~1 hour. Please, join by the link https://codeforces.com/contests/2057

20,207

Codeforces Official

04 Jan, 10:38

About 4 hours left until the
🎆"Hello 2025"🎆 (rated and open to both divisions)!

Please, join by the link https://codeforces.com/contests/2057

21,297

Codeforces Official

03 Jan, 14:38

The first contest of the year is coming!

❄️

"Hello 2025"❄️ starts on the 4th of January at 14:35 UTC.

It is rated and open for everyone!

Please, join by the link https://codeforces.com/contests/2057

21,851

Codeforces Official

29 Dec, 13:01

Update!
Now, you can automatically find and add random problems for your mashup based on a range of criteria and restrictions. The problems are sourced from the archive, and unusual problems are automatically excluded: https://codeforces.com/blog/entry/137946

25,845

Codeforces Official

28 Dec, 13:36

Last call! 🔔"Good Bye 2024: 2025 is NEAR"🔔 (rated, open for everyone) starts in ~1 hour.

Please, join by the link https://codeforces.com/contests/2053

22,950

Codeforces Official

28 Dec, 10:35

🎄

"Good Bye 2024: 2025 is NEAR"🎄 starts in ~4 hours.

It is rated and open for everyone!

Please, join by the link https://codeforces.com/contests/2053

22,548

Codeforces Official

27 Dec, 14:35

The final contest of the year is coming!

💡"Good Bye 2024: 2025 is NEAR"💡 starts on the 28th of December at 14:35 UTC.

It is rated and open for everyone!

Please, join by the link https://codeforces.com/contests/2053

21,964

Codeforces Official

25 Dec, 14:35

🔥

MaraTON Challenge 1🔥 started on 23th of December at 14:35 UTC.

This three-week marathon is supported by the TON Foundation team. The Open Network (TON) is a fully decentralized layer-1 blockchain designed to onboard billions of users to Web3.

The contest is unrated.

💵Winners will receive amazing prizes:

1st place: 8,000 USDT
2nd place: 5,000 USDT
3rd place: 3,000 USDT
4th–10th places: 2,000 USDT each
11th–20th places: 1,000 USDT each

💵Bonus prizes for the leaders throughout the competition.
(starting December 25th and continuing daily until January 13th at 12:35 (UTC):

1st place: 250 USDT
2nd place: 125 USDT
3rd place: 75 USDT
4th–5th places: 50 USDT each

Please, join by the link https://codeforces.com/contests/2054

19,435

Codeforces Official

24 Dec, 12:35

Educational Codeforces Round 173
(rated for Div. 2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/2043

18,218

Codeforces Official

23 Dec, 14:35

Educational Codeforces Round 173
(rated for Div. 2) starts on the 24th of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2043

21,144

Codeforces Official

22 Dec, 12:35

Codeforces Round 995 (Div.3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2051?locale=en

22,809

Codeforces Official

21 Dec, 14:35

Codeforces Round 995 (Div.3) will take place on the 22nd of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2051?locale=en

22,314

Codeforces Official

20 Dec, 12:35

Codeforces Round 994 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2049?locale=en

19,578

Codeforces Official

19 Dec, 14:35

Codeforces Round 994 (Div. 2) will take place on the 20th of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2049?locale=en

19,914

Codeforces Official

19 Dec, 13:35

Last call! 🔔Codeforces Global Round 28 (Rated for Everybody, 50 Prize T-Shirts!)🔔 starts in ~1 hour.
Please, join by the link https://codeforces.com/contests/2048?locale=en

19,606

Codeforces Official

19 Dec, 10:35

🔥

Codeforces Global Round 28🔥 (Rated for Everybody, 50 Prize T-Shirts!) starts in ~4 hours.
Please, join by the link https://codeforces.com/contests/2048?locale=en

19,473

Codeforces Official

18 Dec, 14:35

✨

Codeforces Global Round 28✨ starts on the 19th of December at 14:35 UTC.

It is the fourth round of Codeforces Global Rounds 2024 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/2048?locale=en

18,342

Codeforces Official

15 Dec, 12:35

Codeforces Round #993 (Div. 4) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2044

20,748

Codeforces Official

15 Dec, 05:35

2024-2025 ICPC, NERC, Northern Eurasia Onsite (Unrated, Online Mirror, ICPC Rules, Teams Preferred) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2052

21,198

Codeforces Official

14 Dec, 14:35

Codeforces Round #993 (Div. 4) will take place on the 15th of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2044

21,203

Codeforces Official

14 Dec, 07:35

Great opportunity to prepare for the ICPC competitions!

2024-2025 ICPC, NERC, Northern Eurasia Onsite (Unrated, Online Mirror, ICPC Rules, Teams Preferred) will take place on the 15th of December at 07:35 UTC.

Please, join by the link https://codeforces.com/contests/2052

17,731

Codeforces Official

07 Dec, 14:35

Codeforces Round 992 (Div. 2) will take place on the 8th of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2040?locale=en

21,548

Codeforces Official

05 Dec, 12:35

Codeforces Round 991 (Div. 3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2050?locale=en

23,055

Codeforces Official

04 Dec, 14:32

Codeforces Round 991 (Div. 3) will take place on the 5th of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2050?locale=en

23,815

Codeforces Official

03 Dec, 04:05

Codeforces Round #990 (Div. 1, Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2046,2047

22,017

Codeforces Official

02 Dec, 12:35

Educational Codeforces Round 172
(rated for Div. 2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/2042

20,121

Codeforces Official

02 Dec, 10:35

Codeforces Round #990 (Div. 1, Div. 2) will take place on the 3rd of December at 06:05 UTC.
Please, join by the link https://codeforces.com/contests/2046,2047?locale=en

18,415

Codeforces Official

01 Dec, 14:35

Educational Codeforces Round 172
(rated for Div. 2) starts on the 2nd of December at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2042

11,464

Codeforces Official

01 Dec, 03:05

2024-2025 ICPC Asia Jakarta Regional Contest (Unrated, Online Mirror, ICPC Rules, Teams Preferred) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2045?locale=en

11,575

Codeforces Official

30 Nov, 14:20

Online mirror of the 2024-2025 ICPC Asia Jakarta Regional Contest will take place on the 1st of December at 05:05 UTC.

It'll be unrated. Teams preferred.

Please, join by the link https://codeforces.com/contests/2045?locale=en

12,077

Codeforces Official

30 Nov, 13:35

⚠️Last call! ☄️Rayan Contest 2024 (Div. 1 + Div. 2, Rated, Prizes!)☄️ starts in ~1 hour. Please, join by this link https://codeforces.com/contests/2034

11,455

Codeforces Official

30 Nov, 12:35

⚡️

Rayan Contest 2024 (Div. 1 + Div. 2)⚡️ (Rated, Prizes) starts in ~2 hours
You are welcome to join using the link
https://codeforces.com/contests/2034

11,276

Codeforces Official

30 Nov, 10:35

⚡️

Rayan Contest 2024 (Div. 1 + Div. 2)⚡️(Rated, Prizes) starts in ~4 hours.
Please, join by the link
https://codeforces.com/contests/2034

10,439

Codeforces Official

29 Nov, 14:36

✨Rayan Programming Contest 2024 - Selection (Div. 1 + Div. 2)✨ starts on 30th of November at 14:35 UTC.

It will be combined rated round for both divisions.

Round Prizes:

👕The top 50 participants will receive T-shirts.
🎲Additionally, 50 random participants from ranks 51-1000 will also receive T-shirts.

The top 60 trusted participants (with a maximum of three from each country) will qualify for the onsite Final Round in Tehran, in Spring 2025. More details about the final contest will be available on the Rayan website.

We will be glad to see you among the participants!

Please, join by the link https://codeforces.com/contests/2034

12,166

Codeforces Official

24 Nov, 05:05

2024 ICPC Asia Taichung Regional Contest (Unrated, Online Mirror, ICPC Rules, Preferably Teams) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2041?locale=en

17,461

Codeforces Official

23 Nov, 13:35

⚠️Last call! 🔥CodeTON Round 9 (Div. 1 + Div. 2, Rated, Prizes!)🔥 starts in ~1 hour. Please, join by this link https://codeforces.com/contests/2039

18,825

Codeforces Official

23 Nov, 12:35

🔥

CodeTON Round 9 (Div. 1 + Div. 2)🔥 (Rated, Prizes 💲) starts in ~2 hours
You are welcome to join using the link
https://codeforces.com/contests/2039

17,944

Codeforces Official

23 Nov, 10:35

🔥

CodeTON Round 9 (Div. 1 + Div. 2)🔥(Rated, Prizes) starts in ~4 hours.
Please, join by the link
https://codeforces.com/contests/2039

16,193

Codeforces Official

23 Nov, 07:05

Online mirror of the 2024 ICPC Asia Taichung Regional Contest will take place on the 24th of November at 07:05 UTC.

It'll be unrated. Teams preferred.

Please, join by the link https://codeforces.com/contests/2041?locale=en

15,044

Codeforces Official

22 Nov, 14:35

🔥

CodeTON Round 9 (Div. 1 + Div. 2)🔥 starts on 23rd of November at 14:35 UTC.

It will be combined rated round for both divisions.

This round will be held with a support of the TON Foundation team. The Open Network (TON) is a fully decentralized layer-1 blockchain designed to onboard billions of users to Web3.

🏆

The first 255 participants will receive prizes in USDT cryptocurrency in the TON network:

1st place: 2,560 USDT
2–3 places: 1,280 USDT each
4–7 places: 640 USDT each
8–15 places: 320 USDT each
…
128–255 places: 20 USDT each

🏅All participants will receive Soulbound Tokens (SBT) that reflect their developer rating

We will be glad to see you among the participants!

Please, join by the link https://codeforces.com/contests/2039

15,664

Codeforces Official

18 Nov, 08:35

2024-2025 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Preferably Teams) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2038

19,317

Codeforces Official

17 Nov, 12:35

Codeforces Round 988 (Div. 3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2037?locale=en

19,755

Codeforces Official

17 Nov, 11:12

Great opportunity to prepare for the ICPC competitions!

2024-2025 ICPC, NERC, Southern and Volga Russian Regional Contest (Online Mirror, ICPC Rules, Preferably Teams) will take place on the 18th of November at 10:35 UTC.

It'll be unrated.

Please, join by the link https://codeforces.com/contests/2038

18,249

Codeforces Official

16 Nov, 14:35

Codeforces Round 988 (Div. 3) will take place on the 17th of November at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2037?locale=en

17,549

Codeforces Official

15 Nov, 10:35

Codeforces Round 987 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2031?locale=en

17,407

Codeforces Official

14 Nov, 12:35

Codeforces Round 987 (Div. 2) will take place on the 15th of November at 12:35 UTC.
Please, join by the link https://codeforces.com/contests/2031?locale=en

19,000

Codeforces Official

10 Nov, 13:35

Codeforces Round 986 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2028?locale=en

24,538

Codeforces Official

09 Nov, 15:35

Codeforces Round 986 (Div. 2) will take place on the 10th of November at 15:35 UTC.
Please, join by the link https://codeforces.com/contests/2028?locale=en

22,494

Codeforces Official

09 Nov, 13:35

Last call! 🔔Refact.ai Match 1 (Codeforces Round 985) (rated, prizes)🔔 starts in ~1 hour.
Please, join by the link https://codeforces.com/contests/2029?locale=en

19,403

Codeforces Official

09 Nov, 10:35

⚡️Refact.ai Match 1 (Codeforces Round 985)⚡️(rated, 100 t-shirts + money prizes) starts in ~4 hours.

Please, join by the link
https://codeforces.com/contests/2029

18,016

Codeforces Official

08 Nov, 20:26

✨

Refact.ai Match 1 (Codeforces Round 985, Div. 1 + Div. 2)✨ starts on the 9th of November at 14:35 UTC.

The round is open and rated for everybody!

🏅Thanks to Refact.ai, an open-source AI Coding Assistant, winners will get awesome prizes:

1st place: 500 USDT
2nd place: 300 USDT
3rd place: 200 USDT
4-5th place: 100 USDT

👕Top 50 participants will get T-Shirts
🎲Additionally, 50 random participants from the top 51-500 will receive a T-shirt

We will be glad to see you among the participants!

Please, join by the link https://codeforces.com/contests/2029

18,801

Codeforces Official

02 Nov, 12:35

Codeforces Round 984 (Div. 3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2036?locale=en

22,429

Codeforces Official

01 Nov, 14:57

Codeforces Round 984 (Div. 3) will take place on the 2nd of November at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2036?locale=en

24,196

Codeforces Official

01 Nov, 12:35

Codeforces Round 983 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2032?locale=en

22,843

Codeforces Official

31 Oct, 14:35

Codeforces Round 983 (Div. 2) will take place on the 1st of November at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2032?locale=en

20,260

Codeforces Official

28 Oct, 12:35

Educational Codeforces Round 171
(rated for Div. 2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/2026

23,326

Codeforces Official

27 Oct, 14:25

Educational Codeforces Round 171
(rated for Div. 2) starts on the 28th of October at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2026

23,003

Codeforces Official

27 Oct, 13:35

Last call! 🔔Codeforces Global Round 27 (Rated for Everybody, 50 Prize T-Shirts!)🔔 starts in ~1 hour.
Please, join by the link https://codeforces.com/contests/2035?locale=en

21,462

Codeforces Official

27 Oct, 10:35

🔥

Codeforces Global Round 27🔥 (Rated for Everybody, 50 Prize T-Shirts!) starts in ~4 hours.
Please, join by the link https://codeforces.com/contests/2035?locale=en

20,620

Codeforces Official

26 Oct, 14:25

✨

Codeforces Global Round 27✨ starts on the 27th of October at 14:35 UTC.

It is the third round of Codeforces Global Rounds 2024 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/2035?locale=en

18,898

Codeforces Official

26 Oct, 12:35

Codeforces Round 982 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2027?locale=en

15,242

Codeforces Official

25 Oct, 14:36

Codeforces Round 982 (Div. 2) will take place on the 26th of October at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2027?locale=en

17,982

Codeforces Official

24 Oct, 12:35

Codeforces Round #981 (Div. 3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2033?locale=en

20,976

Codeforces Official

23 Oct, 14:36

Codeforces Round #981 (Div. 3) will take place on the 24th of October at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2033?locale=en

19,982

Codeforces Official

20 Oct, 07:05

Codeforces Round #980 (Div. 1, Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2023,2024?locale=en

22,853

Codeforces Official

19 Oct, 12:05

Codeforces Round 979 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2030?locale=en

23,234

Codeforces Official

19 Oct, 09:05

Codeforces Round #980 (Div. 1, Div. 2) will take place on the 20th of October at 09:05 UTC.
Please, join by the link https://codeforces.com/contests/2023,2024?locale=en

22,417

Codeforces Official

18 Oct, 14:05

Codeforces Round 979 (Div. 2) will take place on the 19th of October at 14:05 UTC.
Please, join by the link https://codeforces.com/contests/2030?locale=en

20,704

Codeforces Official

14 Oct, 12:35

Educational Codeforces Round 170
(rated for Div. 2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/2025

24,922

Codeforces Official

13 Oct, 17:35

Codeforces Round 978 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2022?locale=en

24,561

Codeforces Official

13 Oct, 14:35

Educational Codeforces Round 170
(rated for Div. 2) starts on the 14th of October at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2025

24,214

Codeforces Official

12 Oct, 19:35

Codeforces Round 978 (Div. 2) will take place on the 13th of October at 19:35 UTC.
Please, join by the link https://codeforces.com/contests/2022?locale=en

22,791

Codeforces Official

06 Oct, 04:05

Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2021?locale=en

27,848

Codeforces Official

05 Oct, 09:12

Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round) will take place on the 6th of October at 06:05 UTC.
Please, join by the link https://codeforces.com/contests/2021?locale=en

27,233

Codeforces Official

30 Sep, 13:35

Last call! ☄️Kotlin Heroes: Episode 11☄️ starts in ~1 hour. Please, join by this link https://codeforces.com/contests/2011

30,757

Codeforces Official

30 Sep, 10:35

⚡️Kotlin Heroes: Episode 11⚡️(unrated, 100 t-shirts + cash prizes) starts in ~4 hours.

Please, join by the link
https://codeforces.com/contests/2011

28,150

Codeforces Official

29 Sep, 14:35

⚡️

Kotlin Heroes: Episode 11⚡️ starts on the 30th of September at 14:35 UTC.

The round is unrated.

💵Top three winners will get prizes of $512, $256 and $128 respectively;

👕 Top 50 will win a Kotlin Heroes t-shirt and an exclusive Kotlin stickers;

🎲 Competitors solving at least one problem will enter into a draw for one of 50 Kotlin Heroes t-shirts.

We will be glad to see you among the participants!

Please, join by the link https://codeforces.com/contests/2011

25,550

Codeforces Official

29 Sep, 13:35

Codeforces Round 976 (Div. 2) and Divide By Zero 9.0 starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2020?locale=en

19,780

Codeforces Official

28 Sep, 15:35

Codeforces Round 976 (Div. 2) and Divide By Zero 9.0 will take place on the 29th of September at 15:35 UTC.
Please, join by the link https://codeforces.com/contests/2020

21,602

Codeforces Official

27 Sep, 11:35

Codeforces Round #975 (Div. 1, Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2018,2019?locale=en

24,017

Codeforces Official

26 Sep, 13:35

Codeforces Round #975 (Div. 1, Div. 2) will take place on the 27th of September at 13:35 UTC.
Please, join by the link https://codeforces.com/contests/2018,2019?locale=en

24,536

Codeforces Official

21 Sep, 12:35

Codeforces Round #974 (Div. 3) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2014?locale=en

29,938

Codeforces Official

20 Sep, 14:25

Codeforces Round #974 (Div. 3) will take place on the 21st of September at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2014?locale=en

28,857

Codeforces Official

20 Sep, 12:35

Codeforces Round #973 (Div. 2) starts in ~2 hours. Please, join by this link https://codeforces.com/contests/2013?locale=en

27,909

Codeforces Official

19 Sep, 14:35

Codeforces Round #973 (Div. 2) will take place on the 20th of September at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/2013?locale=en

25,775