العربية

Season ⁦2026–27⁩

From your first line of C++ to the IOI stage

A national training programme with three levels, monthly contests and a ranking that decides who represents Libya at the International Olympiad in Informatics.

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Next contest

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Three levels, one path

You start at the right level and move up based on your contest results.

L1

Foundations

C++, complexity, the STL and first algorithms.

L2

Algorithms

Greedy, DP, graphs and data structures.

L3

Olympiad

IOI level: mixed problems and advanced techniques.

How to start

  1. 1

    Create your account

    Sign up with your email, then complete your profile.

  2. 2

    Link Codeforces

    We confirm the handle is yours in a few minutes.

  3. 3

    Verify your identity

    Upload your photo and ID document to enter the ranking.

  4. 4

    Train and compete

    Follow the curriculum and take part in the monthly contests.

Featured resources

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CourseL1L2L3★ Coaches' pick

USACO Guide

Structured curriculum from Bronze to Platinum with problems and explanations.

usaco.guideEnglish

Problem setL1L2★ Coaches' pick

CSES Problem Set

Over 300 problems grouped by topic; core practice for every level.

cses.fiEnglish

CourseL2★ Coaches' pick

Codeforces EDU

Interactive lessons: binary search, two pointers, DSU, segment tree.

codeforces.comEnglish