EGOI 2023 took place from 15th to 21st of July in Lund, Sweden. The results can be found here: https://egoi23.se/scoreboard/. Huge congratulations prvocislo for winning the contest and all other contestants who did incredibly well.

The tasks where authored by snowysecret, Pajaraja, MladenP, bestial-42-centroids, nigus, 4fecta and dj3500.

The problem where prepared by the scientific committee consisting of Cupcakess, nigus, simonlindholm, Xylofo, zehnsechs, deadkey and dj3500.

We also thank our testers: Petr, Eliden, Cauchico, Gullesnuffs and VladGavrila.

An online mirror is available with flexible start time on Kattis running until July 24.

The problems can also be found individually on Open Kattis or on the EGOI23 website. You are welcome to discuss the problems in the comments!

The difficulty ranges between Div2 C and Div1 F, and we are very happy about the quality of the problems.

We are looking forward to seeing you at EGOI 2024 in Eindhoven, the Netherlands.