Competing at the Olympiad, held on August 21-27, were 66 high school students from Austria, Belarus, the Czech Republic, Lithuania, Hungary, Germany, Poland, Slovakia, Slovenia, Switzerland and Croatia.
Croatia was represented by Tea Arvaj of Osijek, Aleksandra-Sasa Bozovic of Varazdin, Noel Lakic of Zadar, Ivan Sincic of Rijeka, Luka Simek of Zagreb, and Tadej Petar Tukara of Zagreb.
The team was headed by Matija Basic and Ivan Kokan.
The students were competing individually and as teams in solving problems in algebra, combinatorics, geometry and number theory.
Tadej Petar Tukara won the gold medal in the part of the competition where young mathematicians competed against one another individually. This is the fourth time in a row a Croatian competitor has scored such a good result in the competition, said the Croatian Mathematicians Society, which prepared the Croatian students.
Bronze medals were won by Noel Lakic, Luka Simek, Ivan Sincic and Aleksandra-Sasa Bozovic.
In the part of the Olympiad where national teams competed against one another, Croatia finished fourth, together with Belarus.
Poland was first, with the same number of points as second-ranked Slovenia, while Hungary was third, with only one point ahead of the Croatian and Belarusian teams.