Update on 22 Dec 2020: The Call for Tasks is extended by one month to 15 Jan 2021.
Please continue submitting new and interesting tasks for IOI 2021.
Update on 11 Nov 2020: Java will not be supported in IOI 2021, as voted by the GA in IOI 2020.
The competition rules will be updated closer to the competition date.
THE INTERNATIONAL OLYMPIAD IN INFORMATICS
The 32nd International Olympiad in Informatics (IOI 2020) was hosted by Singapore virtually from 13 to 19 September 2020. It is the most prestigious computer science competition for secondary school and high school students around the world. The competition is one of five international science Olympiads held annually. IOI 2021 will be hosted by the National University of Singapore (NUS) School of Computing. The competition is powered by Acer and supported by the Ministry of Education (MOE) Singapore, the Singapore Exhibition & Convention Bureau (SECB) and the Infocomm Media Development Authority (IMDA).