Alexdat2000's blog

By Alexdat2000, 8 months ago, translation, In English

Greetings to all humans and robots on this site!

sevlll777, crazyilian, Mangooste, imachug and me (Alexdat2000) invite everyone to participate in the Codeforces Round #770 (Div. 2), which will take place this Feb/06/2022 17:35 (Moscow time). This round will be rated for all participants with a rating of strictly less than 2100. You will have 2 hours and 30 minutes to solve 6 problems. There will be an interactive problem in the round, so we recommend all new participants to read Interactive Problems Guide.

The traditional thank-you list:

Scoring distribution: 500 — 1250 — 1500 — 2000 — 2500 — 3000.


Codeforces Round #770 (Div. 2) is ready to resist the rise of machines
Do you think you are stronger than a robot or not?

We wish all participants high rating! Show that people are still worthy!

UPD: Editorial

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By Alexdat2000, 22 months ago, In English

What is happening? Some people have different contribution in their profile and in Top contributors. Some people are 5-10 lower than in top, but some are about 30 points less that usual. That can't be real contribution change in like 15 minutes. I think this is bug, but when it will be fixed?

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By Alexdat2000, 2 years ago, translation, In English

Сoronavirus work, coronavirus school, coronavirus rest, coronavirus time spending, coronavirus contest.

Hello, Codeforces!

Codeforces Round #645 (Div. 2) will start at May/26/2020 17:35 (Moscow time). This round will be rated for the participants with rating lower than 2100. You will have 2 hours to solve 6 problems.

Problems of this round were prepared by Alexey Alexdat2000 Datskovskiy, Ilian crazyilian Andrianov, Vsevolod sevlll777 Lepeshov. We have made an effort to create interesting problems, beautiful statements and strong tests. We wish you like problems and your rating increase.

We would like to express our gratitude to:

UPD 1: Scoring distribution: 500 — 750 — 1500 — 1500 — 2000 — 2500

UPD 2: editorial

UPD 3: Congratulations to winners!

Top 5 official participants:

Place Participant Problem solved =
1 Ariadne.w. 6 6910
2 HackerMonk 6 6752
3 Potassium 5 5543
4 qwertz73355a 5 5478
5 SorahISA 5 5446

Top 5 all participants:

Place Participant Problem solved =
1 Egor 6 7821
2 kort0n 6 7495
3 Golovanov399 6 7365
4 nuip 6 7346
5 Geothermal 6 7332

Participants who sent the first correct solution to the problems:

Problem Participant Penalty
A Geothermal 0:00
B IgorI 0:02
C KostasKostil 0:04
D neal 0:11
E Geothermal 0:27
F chemthan 0:40

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