IOI 2019, Azerbaijan

The latest Olympiad took place in Azerbaijan, from August 4-11. You can visit the event website for more, or scroll down to read about the IOI organization.

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News

Call for papers
 Dear IOI Colleagues, The 14th conference will be held concurrently with the 2020 International Olympiad in Informatics, taking place in Singapore,...

USACO 2019/2020
 USACO will organize several online contests in 2019. Participation is free, and open to all. The contests are available in four divisions: bronze,...

COCI 2019/2020
 Over the next six months we will organize seven online contests as a warm-up for the 2020 season of high school programming competitions. Everyone...

Call for projects
 Dear all, IC is opening this years call for projects, for which up to 15000 euro are allocated. The deadline for the proposals is 15.12.2019.

Italian Olympiad in Informatics
 For the fourth time, the Italian national contest (valid for the selection of the Italian IOI team) will be mirrored into an online contest. The...

Events

Azerbaijan hosted IOI 2019
 The International Olympiad in Informatics in 2019 was held from August 4 to August 11 in Azerbaijan.

The previous Olympiad was held in Japan
 IOI 2018 took place in Japan in September of 2018. The official website has more information.

International Olympiad in Informatics 2020
 Singapore will host IOI 2020. Partial information about the event can be found online.  Future event

Egypt will host IOI 2021
 You can read more about the future organizers of the IOI on the Editions page.  Future event

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.

History of the IOI

Several International Olympiads in Informatics have been organized so far, hosted by a number of different countries.


  • IOI 1989, Bulgaria

  • IOI 1990, Soviet Union

  • IOI 1991, Greece

  • IOI 1992, Germany

  • IOI 1993, Argentina

  • IOI 1994, Sweden

  • IOI 1995, Netherlands

  • IOI 1996, Hungary

  • IOI 1997, South Africa

  • IOI 1998, Portugal

  • IOI 1999, Turkey

  • IOI 2000, China

  • IOI 2001, Finland

  • IOI 2002, Korea

  • IOI 2003, USA

  • IOI 2004, Greece

  • IOI 2005, Poland

  • IOI 2006, Mexico

  • IOI 2007, Croatia

  • IOI 2008, Egypt

  • IOI 2009, Bulgaria

  • IOI 2010, Canada

  • IOI 2011, Thailand

  • IOI 2012, Italy

  • IOI 2013, Australia

  • IOI 2014, Taiwan

  • IOI 2015, Kazakhstan

  • IOI 2016, Russia

  • IOI 2017, Iran

  • IOI 2018, Japan

  • IOI 2019, Azerbaijan

  • IOI 2020, Singapore*

Organization

The International Olympiad in Informatics is organized according to the IOI Regulations, and the decision made by the General Assembly.
On this site, you can find all regulations, minutes, and people involved with the organization.

OrganizationInfoMembers

About

The IOI is one of five international science olympiads. The primary goal of the IOI is to stimulate interest in informatics (computing science) and information technology.

Another important goal is to bring together exceptionally talented pupils from various countries and to have them share scientific and cultural experiences.

Contestants

Administration