Just happened

IOI 2018 took place in Japan in September, 2018. More info is available on the official website.

Just happened   IOI 2018 in Japan

Members

Here is a list of the Countries and Regions which have participated in the last three International Olympiads in Informatics.

It is intended that each country has a website or e-mail (or both) for contact purposes. 

Albania
Email

Argentina
Email, Web

Armenia
Email

Australia
Email

Austria
Email, Web

Azerbaijan
Email

Bangladesh
Email, Web

Belarus

Belgium
Email, Web

Bolivia
Email, Web

Bosnia and Herzegovina
Email, Web

Brazil
Email, Web

Bulgaria
Email, Web

Canada
Email, Web

Chile
Email, Web

China
Email

Colombia
Email

Croatia
Email, Web

Cuba

Cyprus
Email, Web

Czech Republic
Email, Web

Denmark
Email, Web

Dominican Republic
Email, Web

Egypt
Email, Web

Estonia
Email, Web

Finland
Email, Web

France
Email, Web

Georgia
Email

Germany
Email, Web

Greece
Email

Hong Kong, China
Email

Hungary
Email

India
Email, Web

Indonesia
Email, Web

Iran
Email

Ireland
Web

Israel
Email, Web

Italy
Email

Japan
Email

Jordan
Email

Kazakhstan
Email

Korea, Republic of

Kuwait
Email

Kyrgyzstan
Email

Latvia
Email, Web

Libya
Email

Lithuania
Email, Web

Luxembourg
Email, Web

Macau, China
Email

Macedonia
Email

Malaysia
Email, Web

Mexico
Email

Moldova, Republic of
Email

Mongolia
Email

Montenegro
Email, Web

Netherlands
Email, Web

New Zealand
Email, Web

Nigeria
Email

Norway
Email, Web

Philippines
Email, Web

Poland
Email, Web

Portugal
Email, Web

Romania

Russian Federation
Email, Web

Serbia
Email

Singapore
Email, Web

Slovakia
Email, Web

Slovenia
Email

South Africa
Email, Web

Spain
Email, Web

Sri Lanka
Email

Sweden
Email, Web

Switzerland
Email, Web

Syria
Email

Taiwan
Email

Tajikistan
Email

Thailand
Email, Web

Trinidad and Tobago
Email

Tunisia
Email

Turkey
Email

Turkmenistan
Email

Ukraine
Email, Web

United Kingdom
Email, Web

United States of America
Email, Web

Uzbekistan
Email

Venezuela
Email

Vietnam
Email


Former members

Gabon

Ghana

Madagascar

Malta

Mauritius
Email

Mozambique

Saudi Arabia

Sudan
Email

United Arab Emirates

Zimbabwe

Need more info?

Beginners

Not sure where to go? Click here to view some basic information on how to learn programming and prepare to win a medal at the IOI.

Statistics

A couple of volunteers maintain a separate page with stats about people who participated at the International Olympiad in Informatics.

Journal

The IOI publishes a journal every year, with original high-quality scientific papers related to education, contests and algorithms.