Previous Years

CEOI 2006, Vrsar, Croatia
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CEOI 2005, Sárospatak, Hungary
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CEOI 2004, Rzeszów, Poland
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CEOI 2003, Münster, Germany
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CEOI 2002, Košice, Slovakia
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CEOI 2001, Zalaegerszeg, Hungary
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CEOI 2000, Cluj-Napoca, Romania
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CEOI 1999, Brno, Czech Republic
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CEOI 1998, Zadar, Croatia
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CEOI 1997, Nowy Sacz, Poland
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CEOI 1996, Bratislava, Slovak Republic
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CEOI 1995, Szeged, Hungary
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CEOI 1994, Cluj-Napoca, Romania