International Olympic Mathematical Contest
International Mathematical Olympiad (English: International Mathematical Olympiad, referred to as: IMO), is the history of the international scientific Olympiad longest race. In 1934 and 1935, the former Soviet Union took the lead in the domestic mathematics competition in Leningrad and Moscow, and compared the math contest with the sports competition, the process of. In 1959, the first IMO was held in Romania, and the participating countries included seven Eastern European countries. Since then, IMO has never been interrupted except for 1980. With the continuous expansion of IMO influence, the participating countries are also increasing, in recent years has reached about 100, basically including high school mathematics education level of the country. At present, each participating country can send up to six players, a leader, a deputy team leader and observer. Participants must be under 20 years of age in the competition, with the highest degree of secondary school, but there are no restrictions on the number of times each player participates in IMO. Since the 24th (1983), IMO papers from the six questions, each question 7 points, out of 42 points. The tournament is held in two days, with 4 participants per day.