Update on IOI 2021
Dear Friends of IOI, the IC held the Winter meeting in late February. We have the following important information regarding IOI 2021 to share with...
APIO - Call for tasks
As discussed in the APIO delegation meeting in IOI 2019, Indonesia intends to host Asia-Pacific Informatics Olympiad (APIO) 2021 too, as a further...
OII - Open Contest 2020
For the fifth time, the Italian national contest (valid for the selection of the Italian IOI team) will be mirrored into an online contest. The...
IOI Talks #1
Dear IOI Community, in July, we shared information on the IOI mailing list regarding the first edition of IOI Talks. A lot of people registered for...
Call for projects
Dear all, IC is opening this year's Call for projects. The deadline for the proposals is 15.12.2020.
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
IOI 2020 was held by Singapore online, in September. Check our news section for the latest info.
Singapore will host IOI 2021
You can read more about the future organizers of the IOI on the Editions page. Future event
IOI 2022 will be held in Indonesia
Several other Olympiads have also been scheduled, including IOI 2023 in Hungary and IOI 2024 in Egypt. Future event
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.
A couple of volunteers maintain a separate page with stats about people who participated at the International Olympiad in Informatics.
The IOI publishes a journal every year, with original high-quality scientific papers related to education, contests and algorithms.
Several International Olympiads in Informatics have been organized so far, hosted by a number of different countries.
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.