Problems of the 13th Dürer Math Competition
The following link contains all problems of the 2019–20 Dürer competition in the high school mathematics categories, complete with detailed solutions to the traditional problems and answer keys to the relay round.
Problems of the 12th Dürer Math Competition
The following link contains all problems of the 2018–19 Dürer competition in the high school mathematics categories, complete with detailed solutions to the traditional problems and answer keys to the relay round.