olymmath

Brazilian Mathematical Olympiad

The national olympiad of Brazil in several levels, with six problems at level 3. Solutions are in Eureka! from 1998 to 2015 and with NOIC from 2015.

First held
1979
Official site
https://www.obm.org.br/como-se-preparar/provas-e-gabaritos/

Papers

YearPlaceProblems