azberjibiou's blog

By azberjibiou, 21 month(s) ago, In English

1788A - One and Two

Problem idea: azberjibiou

Tutorial

1788B - Sum of Two Numbers

Problem idea: azberjibiou

Tutorial

1788C - Matching Numbers

Problem idea: azberjibiou

Tutorial

1788D - Moving Dots

Problem idea: azberjibiou

Tutorial

1788E - Sum Over Zero

Problem idea: azberjibiou

Problem solver: YeongTree

Tutorial

1788F - XOR, Tree, and Queries

Problem idea: azberjibiou

Tutorial

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By azberjibiou, history, 21 month(s) ago, In English

Hello Codeforces and welcome back to another div2 round.

YeongTree and I are excited to invite everyone to participate in Codeforces Round 851 (Div. 2), which will be held on 09.02.2023 17:35 (Московское время).

This round is rated for the participants with ratings strictly lower than 2100. You will be given 6 problems and 2 hours to solve them. All the problems are authored and prepared by YeongTree and me.

We would like to thank

The score distributions will be updated later.

UPD1: Score distribution: $$$500−1000-1500-2250−2500-3000$$$

UPD2: Congratulations to the winners!

Overall:

  1. jiangly
  2. MakaPakka
  3. MahiruShiina
  4. maspy
  5. tute7627

Rated participants

  1. MakaPakka
  2. _10circle_
  3. JJcjn
  4. 1cm
  5. YouPervertSucker

AC submissions at the last second

UPD3: Editorial is out

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