PLO Problems and Solutions
India's national linguistics olympiad, from which the Indian team for the IOL is chosen; recent editions set a Junior and a Senior paper that share most of their problems. Problems from 2011 to 2026 are here, with solutions for most years up to 2021.
2026
India
Junior and Senior 4 problems
1 Junior and Senior miks salat Problem PLO 2026 Junior and Senior problem 1, miks salat 2 Junior and Senior Blagar Problem PLO 2026 Junior and Senior problem 2, Blagar 3 Junior and Senior Mongolian Problem PLO 2026 Junior and Senior problem 3, Mongolian 4 Junior and Senior Karuk Problem PLO 2026 Junior and Senior problem 4, Karuk 5 Junior Dhivehi Problem PLO 2026 Junior problem 5, Dhivehi
2024
India
Senior 5 problems
1 Jowulu Problem PLO 2024 problem 1, Jowulu 2 GaeilGo Doesn't Go Problem PLO 2024 problem 2, GaeilGo Doesn't Go 3 Singing it in Tlingit Problem PLO 2024 problem 3, Singing it in Tlingit 4 Wiradjuri Problem PLO 2024 problem 4, Wiradjuri 5 When it clicks... Problem PLO 2024 problem 5, When it clicks...
2023
India
Junior and Senior 4 problems
1 Junior and Senior Nanti Problem PLO 2023 Junior and Senior problem 1, Nanti 2 Junior and Senior Romanian Problem PLO 2023 Junior and Senior problem 2, Romanian 3 Junior and Senior Icari Dargwa Problem PLO 2023 Junior and Senior problem 3, Icari Dargwa 4 Junior and Senior Epun Problem PLO 2023 Junior and Senior problem 4, Epun 5 Junior Maldivian Problem PLO 2023 Junior problem 5, Maldivian 6 Senior Old Persian Problem PLO 2023 Senior problem 6, Old Persian
2021
India
2020
India
Junior and Senior 5 problems
1 Junior and Senior Estonian Word Forms Problem Solution PLO 2020 Junior and Senior problem 1, Estonian Word Forms 2 Junior and Senior Stressed Manobo Problem Solution PLO 2020 Junior and Senior problem 2, Stressed Manobo 3 Junior and Senior Tenji Braille Problem Solution PLO 2020 Junior and Senior problem 3, Tenji Braille 4 Junior and Senior Bahinemo Problem Solution PLO 2020 Junior and Senior problem 4, Bahinemo 5 Junior and Senior Altai-ed Up Problem Solution PLO 2020 Junior and Senior problem 5, Altai-ed Up 7 Senior Twisted Translations Problem Solution PLO 2020 Senior problem 7, Twisted Translations
2019
India
Junior and Senior 5 problems
1 Junior and Senior Brill's Tagger Problem PLO 2019 Junior and Senior problem 1, Brill's Tagger 2 Junior and Senior Ire-lined Problem PLO 2019 Junior and Senior problem 2, Ire-lined 3 Junior and Senior Prussian Blue, Hungarian Red Problem PLO 2019 Junior and Senior problem 3, Prussian Blue, Hungarian Red 4 Junior and Senior Semantic Atlas Problem PLO 2019 Junior and Senior problem 4, Semantic Atlas 5 Junior and Senior Evoke Kove Problem PLO 2019 Junior and Senior problem 5, Evoke Kove Junior 2 problems
6 Junior From Two to Two, Too Problem PLO 2019 Junior problem 6, From Two to Two, Too 7 Junior Alien Protein ids Problem PLO 2019 Junior problem 7, Alien Protein ids Senior 2 problems
8 Senior Chickasaw Stress Problem PLO 2019 Senior problem 8, Chickasaw Stress 9 Senior No Zeroes in Xerénte Problem PLO 2019 Senior problem 9, No Zeroes in Xerénte
2018
India
Junior and Senior 4 problems
1 Junior and Senior Sixteen Japanese Phrases Problem Solution PLO 2018 Junior and Senior problem 1, Sixteen Japanese Phrases 2 Junior and Senior Imya Imyevna Rossiyov Problem Solution PLO 2018 Junior and Senior problem 2, Imya Imyevna Rossiyov 3 Junior and Senior Kurmali Problem Solution PLO 2018 Junior and Senior problem 3, Kurmali 4 Junior and Senior Washo Problem Solution PLO 2018 Junior and Senior problem 4, Washo Junior 1 problem Ethiopian Months Problem 5 Junior Ethiopian Months Problem PLO 2018 Junior problem 5, Ethiopian Months 6 Senior Word Embeddings Problem Solution PLO 2018 Senior problem 6, Word Embeddings
2017
India
Junior and Senior 2 problems
1 Junior and Senior Akamu's Table Problem Solution PLO 2017 Junior and Senior problem 1, Akamu's Table 2 Junior and Senior Yash in Rwanda Problem Solution PLO 2017 Junior and Senior problem 2, Yash in Rwanda Junior 3 problems
3 Junior Chamorro Months Problem Solution PLO 2017 Junior problem 3, Chamorro Months 4 Junior A Dozen Miskito Birthdays Problem Solution PLO 2017 Junior problem 4, A Dozen Miskito Birthdays 5 Junior A Rose by another Name Problem Solution PLO 2017 Junior problem 5, A Rose by another Name Senior 3 problems
6 Senior Circles and Dots Problem Solution PLO 2017 Senior problem 6, Circles and Dots 7 Senior The Matses Hunter Boy Problem Solution PLO 2017 Senior problem 7, The Matses Hunter Boy 8 Senior Aryabhatt's Enigma Problem Solution PLO 2017 Senior problem 8, Aryabhatt's Enigma
2016
India
2015
India
Junior and Senior 3 problems
1 Junior and Senior Turkish News and Conversations Problem Solution PLO 2015 Junior and Senior problem 1, Turkish News and Conversations 2 Junior and Senior Pashto Problem Solution PLO 2015 Junior and Senior problem 2, Pashto 3 Junior and Senior Finish Finnish Problem Solution PLO 2015 Junior and Senior problem 3, Finish Finnish Junior 3 problems
4 Junior Lepcha Problem PLO 2015 Junior problem 4, Lepcha 5 Junior Valman Problem Solution PLO 2015 Junior problem 5, Valman 6 Junior Cherokee Numerals Problem Solution PLO 2015 Junior problem 6, Cherokee Numerals Senior 3 problems
7 Senior Evolution of Nna Problem Solution PLO 2015 Senior problem 7, Evolution of Nna 8 Senior Mnemonic Major System Problem Solution PLO 2015 Senior problem 8, Mnemonic Major System 9 Senior Duna Numerals Problem Solution PLO 2015 Senior problem 9, Duna Numerals
2014
India
Junior and Senior 3 problems
1 Junior and Senior Telling Time in Swahili Problem Solution PLO 2014 Junior and Senior problem 1, Telling Time in Swahili 2 Junior and Senior Making Sense of Turkish Words Problem Solution PLO 2014 Junior and Senior problem 2, Making Sense of Turkish Words 3 Junior and Senior Deciphering the Brahmi Script Problem Solution PLO 2014 Junior and Senior problem 3, Deciphering the Brahmi Script Junior 3 problems
4 Junior Solving Lakota Equations Problem Solution PLO 2014 Junior problem 4, Solving Lakota Equations 5 Junior Abracadabra Problem Solution PLO 2014 Junior problem 5, Abracadabra 6 Junior Translating Welsh Problem Solution PLO 2014 Junior problem 6, Translating Welsh Senior 3 problems
7 Senior Bow or Onion? Problem Solution PLO 2014 Senior problem 7, Bow or Onion? 8 Senior Japanese Compound Words Problem Solution PLO 2014 Senior problem 8, Japanese Compound Words 9 Senior Encoding Trees Problem Solution PLO 2014 Senior problem 9, Encoding Trees
2013
India
Junior and Senior 2 problems
1 Junior and Senior Wear it the Simte style! Problem Solution PLO 2013 Junior and Senior problem 1, Wear it the Simte style! 2 Junior and Senior Akham goes Shopping Problem Solution PLO 2013 Junior and Senior problem 2, Akham goes Shopping Junior 4 problems
3 Junior Hebrew Pronouns Jr. Problem Solution PLO 2013 Junior problem 3, Hebrew Pronouns Jr. 4 Junior Days in Japanese Problem Solution PLO 2013 Junior problem 4, Days in Japanese 5 Junior What's in a Question? Problem Solution PLO 2013 Junior problem 5, What's in a Question? 6 Junior Giggle me this Problem Solution PLO 2013 Junior problem 6, Giggle me this Senior 3 problems
7 Senior Hebrew Pronouns Sr. Problem Solution PLO 2013 Senior problem 7, Hebrew Pronouns Sr. 8 Senior Tangkhul Adjectives Problem Solution PLO 2013 Senior problem 8, Tangkhul Adjectives 9 Senior Achui's Family Problem Solution PLO 2013 Senior problem 9, Achui's Family
2012
India
Problems 4 problems
1 Daily Basque Problem PLO 2012 problem 1, Daily Basque 2 Bronckhorst Numbers Problem PLO 2012 problem 2, Bronckhorst Numbers 3 Coptic Stress Problem PLO 2012 problem 3, Coptic Stress 4 Not Amharic Problem PLO 2012 problem 4, Not Amharic
2011
India
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Files collected from PLO Website and loXiv. There are no solutions for 2012, 2019 or after 2021.
Developed by Lucas Takayasu · contato@olimpicos.net
