Before revision: The National Olympiad in Informatics usually refers to the a national competition of a particular country, which usually is the course of selection of the country's top team or persons to participate in the International Olympiad in Informatics.
After revision: in computingThe National Olympiad in Informatics usually refers to the a national competition of a particular country, which usually is the course of selection of the country's top team or persons to participate in the International Olympiad in Informatics.