→ 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.
→ Contest materials
Statements
| Name | Language | Actions |
|---|---|---|
|
China Collegiate Programming Contest 2021, Qualification Contest(Online), Rematch.pdf
The statements may contain incorrect time and memory limits. Please visit the Problems page on the Codeforces to view the actual limits.
|
English | Download |
Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: May/03/2026 05:08:01 (n2).
Desktop version, switch to mobile version.
Supported by
