Last Div3 rounds edmond_ssoi solved contest with someone else.Now he is standing top1 on div3.You can check his submissions 246124328 , 246115805 and 246115835 .His templates are different and he solved problems A and B at one moment.It is strange.Vladosiya may you cancel edmond_ssoi's submissions please?

It's been over two months since the last round Codeforces Round 898 (Div. 4).MikeMirzayanov can you and your team make Div.4 round please.

Recently i decided to learn DP.But i wanted to find interesting tasks to solve.And this one https://blogs.mtdv.me/blog/posts/RegionFallCampDP is one of the best problemset i have ever seen.

On October 22 two rounds begin at 17:05.The creators of one of the rounds,can you please postpone the round on this day for at least 3 hours.

Я недавно создал аккаунт и хотел бы поднять специалиста.Может у вас вас есть советы как это сделать и какие задачи для этого решать.