Educational Codeforces Round 92 (rated for Div.2) starts on 29th of July at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1389

Educational Codeforces Round 92 (rated for Div.2) starts in ~2 hours.
Please, join by the link https://codeforces.com/contests/1389

Codeforces Round #660 (Div. 2) starts on the 30th of July at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1388

Codeforces Round #660 (Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/1388

New in the EDU section!
The second part of the lesson from Pavel Mavrin about the segment tree was published. Hope it will be helpful, enjoy!

New lesson awaits you here https://codeforces.com/edu/course/2/lesson/5

Codeforces Round #661 (Div. 3) will take place on the 5th of August at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1399

Codeforces Round #661 (Div. 3) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/1399

Codeforces Round #662 (Div. 2) starts on the 7th of August at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1393?locale=en

Codeforces Round #662 (Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/1393?locale=en

Codeforces Round #663 (Div. 2) starts on the 9th of August at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1391

Codeforces Round #663 (Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/1391

Codeforces Round #664 (Div. 1, Div. 2) starts on the 12th of August at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1394,1395

Codeforces Round #664 (Div. 1, Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/1394,1395

Educational Codeforces Round 93 (rated for Div. 2) starts on the 14th of August at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1398

Educational Codeforces Round 93 (rated for Div. 2) starts in ~2 hours.
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🔥Codeforces Global Round 10🔥 starts on the 16th of August at 14:35 UTC.

It is the tenth round of Codeforces Global Rounds 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/1392

🔥Codeforces Global Round 10 (Rated for Everybody, 50 Prize T-Shirts!)🔥 starts in ~2 hours.

Please, join by the link https://codeforces.com/contests/1392

Codeforces Round #665 (Div. 2) starts on the 21st of August at 14:35 UTC.
Please, join by the link https://codeforces.com/contests/1401

Codeforces Round #665 (Div. 2) starts in ~2 hours. Please, join by the link https://codeforces.com/contests/1401

Pavel Mavrin presents a new lesson of the course "ITMO Academy: pilot course" in the EDU section! This time he talks about binary search.

You can find it here https://codeforces.com/edu/course/2/lesson/6