The Nordic Olympiad in Informatics 2020

The Nordic Olympiad in Informatics (NOI) is a programming competition for high school students in almost the same format as the Baltic Olympiad in Informatics and the International Olympiad in Informatics. Students from the five Nordic countries, Sweden, Iceland, Finland, Norway, and Denmark participate in the competition.

Results & medals

Thanks to all the 65 students who participated in the contest. The results and medals can be found here.

Problems & test data

The three problems from NOI 2020 can be found as PDFs here: Apple Delivery, Bricks, and Christmas Gifts. Thanks to Jukka Suomela (Finland), Antti Laaksonen (Finland), and Programmeringsolympiaden (Sweden) for helping with preparing the tasks.

Practical information

NOI 2020 will take place Wednesday, March 4, 2020, from 13.00 to 18.00 (CET). The competition is available online, but participating countries may have on-site events for their participants. NOI 2020 is hosted by Denmark, please contact us on, in case of questions.

Sign up

Signup has closed.. You sign up by entering your information. Afterward, you will receive an e-mail with a direct link to the submission system. Please keep this link secret, and save it somewhere, so you can easily access it during the competition. If you are not an eligible participant (i.e. not selected by your national organizers to participate), but still want to see/try out the problems, please indicate this during the sign-up. Only eligible participants can obtain medals. Make sure to sign up in good time before the contest start, so that you are ready from the beginning.


All clarification requests during the competition should be sent to All questions that lead to a general clarification will be published here, and when appropriate, a note will also be added at the top of the corresponding problem description in the submission system. (Thus, make sure to check this page regularly during the contest - we apologize for the lack of a notification system)


The following rules apply to the competition. Rules are subject to change until the day of the competition.

Earlier NOIs