→ About Contest
Problems were written by Marcelo Fornet, Mariano Crosetti, Mário da Silva, Moroni Silverio, André Amaral de Sousa, Nicolás Álvarez, Pablo Zimmermann, Paulo Cezar Pereira Costa, Carlos Mendoza and Vinicius Santos.
→ Virtual participation
Virtual contest is a way to take part in past contest, as close as possible to participation on time. It is supported only ICPC mode for virtual contests.
If you've seen these problems, a virtual contest is not for you - solve these problems in the archive.
If you just want to solve some problem from a contest, a virtual contest is not for you - solve this problem in the archive.
Never use someone else's code, read the tutorials or communicate with other person during a virtual contest.
→ Practice?
Want to solve the contest problems after the official contest ends? Just register for practice and you will be able to submit solutions.
→ Status filter
→ Contest materials
Problem K - Know your Aliens
Contest status
| # | When | Who | Problem | Lang | Verdict | Time | Memory |
|---|---|---|---|---|---|---|---|
| 66406171 | Dec/06/2019 16:45 | ACM: ankurdua15, drajingo, anuragsingh804# | K - Know your Aliens | C++17 (GCC 7-32) | Accepted | 31 ms | 100 KB |
| 65455627 | Nov/20/2019 23:22 | AryssonFigueiredo | K - Know your Aliens | C++17 (GCC 7-32) | Accepted | 31 ms | 33000 KB |
| 113705288 | Apr/21/2021 14:50 | Roshan_08 | K - Know your Aliens | C++17 (GCC 7-32) | Accepted | 31 ms | 20700 KB |
| 340027831 | Sep/23/2025 16:04 | panelty_mmk: m4ushold, moongs, Shirakami_Fubuki# | K - Know your Aliens | C++20 (GCC 13-64) | Accepted | 77 ms | 100 KB |
| 340028453 | Sep/23/2025 16:07 | panelty_mmk: m4ushold, moongs, Shirakami_Fubuki# | K - Know your Aliens | C++23 (GCC 14-64, msys2) | Accepted | 62 ms | 0 KB |
| 168688741 | Aug/17/2022 14:21 | Bu-Bu-Du-Ke: kencho, TsukikoTsutsukakushi, _su1sen# | K - Know your Aliens | Java 11 | Accepted | 202 ms | 700 KB |
Sort by:
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Apr/30/2026 09:04:07 (g2).
Desktop version, switch to mobile version.
Supported by
