Problem:IOL
This page contains the list of problems of International Linguistics Olympiad.
They are also archived in the official website of IOL.
List of contests
| Year | Date | Problems | Solutions | |
|---|---|---|---|---|
| 1 | 2003 | |||
| 2 | 2004 | |||
| 3 | 2005 | |||
| 4 | 2006 | |||
| 5 | 2007 | |||
| 6 | 2008 | |||
| 7 | 2009 | |||
| 8 | 2010 | |||
| 9 | 2011 | |||
| 10 | 2012 | |||
| 11 | 2013 | |||
| 12 | 2014 | |||
| 13 | 2015 | |||
| 14 | 2016 | |||
| 15 | 2017 | |||
| 16 | 2018 | |||
| 17 | 2019 | |||
| 18 | 2020 |
List of problems
| Year | No. | Featuring | Language Family | Type | Working language (official) | Translated |
|---|---|---|---|---|---|---|
| IOL 2003 | Problem 1 | Transcendental Algebra | N/A | |||
| IOL 2003 | Problem 2 | Arabic Arithmetic | Afro-Asiatic | |||
| IOL 2003 | Problem 3 | Basque Dates | Language Isolate | |||
| IOL 2003 | Problem 4 | Adyghe | North West Caucasian | |||
| IOL 2003 | Problem 5 | French | Indo-European | |||
| IOL 2004 | Problem 1 | Kayapo | Ge | |||
| IOL 2004 | Problem 2 | Swift News Agency | Indo-European | |||
| IOL 2004 | Problem 3 | Latin | Indo-European | |||
| IOL 2004 | Problem 4 | Lakhota | Sioux | |||
| IOL 2004 | Problem 5 | Chuvash | Turkic | |||
| IOL 2005 | Problem 1 | Tzotzil | Mayan | |||
| IOL 2005 | Problem 2 | Lango | Eastern Sudanic | |||
| IOL 2005 | Problem 3 | Mansi | Uralic | |||
| IOL 2005 | Problem 4 | Yoruba | Niger-Congo | |||
| IOL 2005 | Problem 5 | Lithuanian | Indo-European | |||
| IOL 2006 | Problem 1 | Lakhota | Sioux | |||
| IOL 2006 | Problem 2 | Catalan | Indo-European | |||
| IOL 2006 | Problem 3 | Khmer | Austroasiatic | |||
| IOL 2006 | Problem 4 | Udihe | Tungus-Manchu | |||
| IOL 2006 | Problem 5 | Ngoni | Ngoni | |||
| IOL 2007 | Problem 1 | Braille | Indo-European | |||
| IOL 2007 | Problem 2 | Movima | Language Isolate | |||
| IOL 2007 | Problem 3 | Georgian | South Caucasian | |||
| IOL 2007 | Problem 4 | Ndom | Trans-New Guinea | |||
| IOL 2007 | Problem 5 | Turkish & Tatar | Turkic | |||
| IOL 2008 | Problem 1 | Micmac | Algonquian | |||
| IOL 2008 | Problem 2 | Old Norse | Indo-European | |||
| IOL 2008 | Problem 3 | Drehu & Cemuhî | Austronesian | |||
| IOL 2008 | Problem 4 | Copainalá Zoque | Mixe-Zoque | |||
| IOL 2008 | Problem 5 | Inuktitut | Eskimo-Aleut | |||
| IOL 2009 | Problem 1 | Sulka | East Papuan? | |||
| IOL 2009 | Problem 2 | Maninka & Bamana | Mande | |||
| IOL 2009 | Problem 3 | Burmese Names | Sino-Tibetan | |||
| IOL 2009 | Problem 4 | Old Indic | Indo-European | |||
| IOL 2009 | Problem 5 | Nahuatl | Uto-Aztecan | |||
| IOL 2010 | Problem 1 | Budukh | North East Caucasian | |||
| IOL 2010 | Problem 2 | Drehu Numerals | Austronesian | |||
| IOL 2010 | Problem 3 | Blissymbolics | N/A | |||
| IOL 2010 | Problem 4 | mRNA Sequencing | N/A | |||
| IOL 2010 | Problem 5 | Romansch | Indo-European | |||
| IOL 2011 | Problem 1 | Menominee | Algonquian | |||
| IOL 2011 | Problem 2 | Faroese | Indo-European | |||
| IOL 2011 | Problem 3 | Vai | Mande | |||
| IOL 2011 | Problem 4 | Nahuatl | Uto-Aztecan | |||
| IOL 2011 | Problem 5 | EAN-13 | N/A | |||
| IOL 2012 | Problem 1 | Dyirbal | Pama-Nyungan | |||
| IOL 2012 | Problem 2 | Umbu-Ungu | Trans-New Guinea | |||
| IOL 2012 | Problem 3 | Basque | Language Isolate | |||
| IOL 2012 | Problem 4 | Teop | Austronesian | |||
| IOL 2012 | Problem 5 | Rotuman | Austronesian | |||
| IOL 2013 | Problem 1 | Yidiny | Pama-Nyungan | |||
| IOL 2013 | Problem 2 | Tundra Yukaghir | Yukaghir | |||
| IOL 2013 | Problem 3 | Pirahã | Mura | |||
| IOL 2013 | Problem 4 | Muna | Austronesian | |||
| IOL 2013 | Problem 5 | Telepathy | Indo-European | |||
| IOL 2014 | Problem 1 | Benabena | Trans-New Guinea | |||
| IOL 2014 | Problem 2 | Kiowa | Kiowa-Tanoan | |||
| IOL 2014 | Problem 3 | Tangut | Sino-Tibetan | |||
| IOL 2014 | Problem 4 | Engenni | Niger-Congo | |||
| IOL 2014 | Problem 5 | Gbaya | Ubangian | |||
| IOL 2015 | Problem 1 | Nahuatl & Arammba | Uto-Aztecan & South-Central Papuan | |||
| IOL 2015 | Problem 2 | Kabardian | North West Caucasian | |||
| IOL 2015 | Problem 3 | Soundex | N/A | |||
| IOL 2015 | Problem 4 | Wambaya | West Barkly | |||
| IOL 2015 | Problem 5 | Somali Masafo | Afro-Asiatic | |||
| IOL 2016 | Problem 1 | Aralle-Tabulahan | Austronesian | |||
| IOL 2016 | Problem 2 | Luwian | Indo-European | |||
| IOL 2016 | Problem 3 | Kunuz Nubian | Eastern Sudanic | |||
| IOL 2016 | Problem 4 | Iatmül | Sepik | |||
| IOL 2016 | Problem 5 | Jaqaru | Aymaran | |||
| IOL 2017 | Problem 1 | Birom | Atlantic-Congo | |||
| IOL 2017 | Problem 2 | Abui | Timor-Alor-Pantar | |||
| IOL 2017 | Problem 3 | Kimbundu | Atlantic-Congo | |||
| IOL 2017 | Problem 4 | Laven (Khom) | Austroasiatic | |||
| IOL 2017 | Problem 5 | Madak | Austronesian | |||
| IOL 2018 | Problem 1 | Creek | Muskogean | |||
| IOL 2018 | Problem 2 | Hakhun | Sino-Tibetan | |||
| IOL 2018 | Problem 3 | Terêna | Arawakan | |||
| IOL 2018 | Problem 4 | Mountain Arapesh | Torricelli | |||
| IOL 2018 | Problem 5 | Akan | Atlantic-Congo | |||
| IOL 2019 | Problem 1 | Yonggom language | Trans-New Guinea | Rosetta stone | bn bg zh zt cs dk nl en (A) en (B) ee fi fr de hu ja ko lv po pt (B) ro ru sl es se tr uk | |
| Problem 2 | Yurok language | Algic | Rosetta stone | bn bg zh zt cs dk nl en (A) en (B) ee fi fr de hu ja ko lv po pt (B) ro ru sl es se tr uk | ||
| Problem 3 | Book Pahlavi script | Indo-European | Rosetta stone | bn bg zh zt cs dk nl en (A) en (B) ee fi fr de hu ja ko lv po pt (B) ro ru sl es se tr uk | ||
| Problem 4 | West Tarangan language | Austronesian | Rosetta stone | bn bg zh zt cs dk nl en (A) en (B) ee fi fr de hu ja ko lv po pt (B) ro ru sl es se tr uk | ||
| Problem 5 | Nooni language | Atlantic-Congo | Rosetta stone | bn bg zh zt cs dk nl en (A) en (B) ee fi fr de hu ja ko lv po pt (B) ro ru sl es se tr uk |