Olympiads
IChO 55, 2023, Zürich
IChO 54, 2022, Tianjin
IChO 53, 2021, Osaka
IChO 52, 2020, Istanbul
IChO 51, 2019, Paris
IChO 50, 2018, Prague & Bratislava
IChO 49, 2017, Nakhon Pathom
IChO 48, 2016, Tbilisi
IChO 47, 2015, Baku
IChO 46, 2014, Hanoi
IChO 45, 2013, Moscow
IChO 44, 2012, Washington, DC
IChO 43, 2011, Ankara
IChO 42, 2010, Tokyo
IChO 41, 2009, Cambridge
IChO 40, 2008, Budapest
IChO 39, 2007, Moscow
IChO 38, 2006, Gyeongsan
IChO 37, 2005, Taipei
IChO 36, 2004, Kiel
IChO 35, 2003, Athens
IChO 34, 2002, Groningen
IChO 33, 2001, Mumbai
IChO 32, 2000, Copenhagen
IChO 31, 1999, Bangkok
IChO 30, 1998, Melbourne
IChO 29, 1997, Montreal
IChO 28, 1996, Moscow
IChO 27, 1995, Beijing
IChO 26, 1994, Oslo
IChO 25, 1993, Perugia
IChO 24, 1992, Pittsburgh and Washington; D.C.
IChO 23, 1991, Łódź
IChO 22, 1990, Paris
IChO 21, 1989, Halle
IChO 20, 1988, Espoo
IChO 19, 1987, Veszprém
IChO 18, 1986, Leiden
IChO 17, 1985, Bratislava
IChO 16, 1984, Frankfurt
IChO 15, 1983, Timişoara
IChO 14, 1982, Stockholm
IChO 13, 1981, Burgas
IChO 12, 1980, Linz
IChO 11, 1979, Leningrad
IChO 10, 1978, Toruń
IChO 9, 1977, Bratislava
IChO 8, 1976, Halle
IChO 7, 1975, Veszprém
IChO 6, 1974, Bucharest
IChO 5, 1973, Sofia
IChO 4, 1972, Moscow
IChO 3, 1970, Budapest
IChO 2, 1969, Katowice
IChO 1, 1968, Prague
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