At the competition organised for the 55th time between July 16 and 24, Márton Szabó, a student of the Péter András Secondary School in Szeghalom, central Hungary, won a gold medal, while Marcell Imre Papp and Dániel Nemeskéri of the Apáczai Secondary School in Budapest and Dániel Viczián of the Radnóti Secondary School in Szeged won silver.

The event drew 348 students from 89 countries, organisers said.

MTI Photo