Hello Codeforces community,

We are excited to announce that registration for Stelele Informaticii 2026 is now open!

Stelele Informaticii is an international competitive programming contest organized by the International Computer High School of Bucharest (ICHB). The problems are prepared by a Scientific Committee composed of IOI, CEOI, BOI, and EJOI medalists including anpaio, rolandpetrean, me (MateiKing80) and many others.

This year's edition will take place on 16-19 October. If you would like to get an idea of the style and difficulty of the contest, you can find problems from previous editions here.

Eligibility and Participation

Contestants born on or after 1 January 2011 are eligible to participate. Contestants who aren't Romanian citizens can only take part as members of a registered team: up to four eligible contestants plus up to two team leaders, who coordinate their team, pass along important information, and can help with translation. International participants will compete online.

Countries in or near the Balkan Peninsula (Albania, Bosnia and Herzegovina, Bulgaria, Croatia, Cyprus, Greece, Hungary, Montenegro, Moldova, North Macedonia, Serbia, Slovenia, Türkiye, Ukraine) may send up to three teams. All other countries may send up to two teams.

Registration

The registration deadline is 5 October 2026.

You can register your delegation here: Link to form.

More information about the contest can be found on our official website.

We hope to see delegations from many countries participating in this year's edition! If you have any questions, feel free to ask in the comments.