Dashboard - INOI 2025

Problems

#	Name
A	Neq Array standard input/output 2 s, 1024 MB	x136
B	Error of 2 standard input/output 6 s, 1024 MB	x77
C	Virtual Tree Subsets standard input/output 10 s, 1024 MB	x11

Complete problemset

Questions about problems

	Question	Answer

INOI 2025
Finished

→ About Contest

Official selection to IOI Training Camp in India

Contest website

→ 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.

The only programming contests Web 2.0 platform

Server time: May/05/2026 11:43:01 (g2).

Mobile version, switch to desktop version.

Supported by

Problem:

	Add a copy of announcement for problem Add a copy of announcement for contest

	Fields below will be interpreted as plain text.
English text:

Russian text:

Target user:
	Leave blank if you want to announce all participants

Ask a question

Add announcement

Problem:

Question:
	At most 1000 characters