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Ozon Tech Challenge 2020 (Div.1 + Div.2, Rated, T-shirts + prizes!) starts in ~ 4 hours.

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🎒Top 10 participants will receive stylish branded backpacks and branded T-shirts;
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Codeforces Round #626 (Div. 1, Div. 2, based on Moscow Open Olympiad in Informatics) starts in ~4 hours. Please, join by this link https://codeforces.com/contests/1322,1323

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Codeforces Round 628 (Div. 2) starts in ~4 hours. Please, join by the link https://codeforces.com/contests/1325

🔥Codeforces Global Round 7🔥 starts in ~ 4 hours.

It is the seventh round of Codeforces Global Rounds supported by XTX Markets.

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👕30 best participants get a t-shirt.

👕20 t-shirts are randomly distributed among those with ranks between 31 and 500, inclusive.

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Please, join by the link https://codeforces.com/contests/1326

Hello, int128! Meet C++17 64bit support! https://codeforces.com/blog/entry/75004

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