Secondary-school students Goran Zuzic and Tomislav Grbin won the bronzes while Igor Bonaci and Marko Ivankovic captured the silvers.
At the end of the closing ceremony, Croatian officials, including representatives of the Ministry of Science, Education and Sport, the City of Zagreb and the Croatian Academic Research Network (CARNet), took over the flag of the International Olympiad in Informatics as the next organisers, a spokeswoman for the Croatian team said on Sunday.