= International Mathematical Olympiad
{wiki=International_Mathematical_Olympiad}
The International Mathematical Olympiad (IMO) is the world championship mathematics competition for high school students. It is held annually and is one of the most prestigious and challenging mathematics competitions globally. The competition was first held in 1959 in Romania and has since grown to include participants from over 100 countries. Each participating country sends a team of up to six students and two leaders (usually teachers or mathematicians). The competition typically consists of two days of exams, each lasting four and a half hours.
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