Coming soon

IOI 2019 will take place in Azerbaijan, from August 4-11, 2019. More info is available on the official website.

Coming soon   IOI 2019 in Azerbaijan

IOI 2018 - Call for Tasks

The organizing committee of IOI 2018 invites you to submit tasks for IOI 2018. All people who will not participate as a contestant in IOI 2018 are welcome to submit tasks.

Information about how to design and submit the tasks are available at:

The submission deadline is now extended to January 5, 2018.


Need more info?


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.