IMO 2025
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
66th International Mathematical Olympiad. Sunshine Coast, 2025.
0
440
Works on Combinatorics
56 results
IMO 2024
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
65th International Mathematical Olympiad, 2024.
0
570
IMO 2023
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
64th International Mathematical Olympiad. Chiba, Japan, 2023.
0
430
IMO 2022
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
63rd International Mathematical Olympiad. Oslo, 2022.
0
420
IMO 2021
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
62nd International Mathematical Olympiad, 2021.
0
330
IMO 2020
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
61st International Mathematical Olympiad, 2020.
0
260
IMO 2019
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
60th International Mathematical Olympiad, 2019.
0
390
IMO 2018
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
59th International Mathematical Olympiad. Cluj-Napoca, Romania, 2018.
0
410
IMO 2017
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
58th International Mathematical Olympiad. Rio de Janeiro, Brazil, 2017.
0
290
IMO 2016
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
57th International Mathematical Olympiad. Hong Kong, 2016.
0
440
IMO 2015
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
56th International Mathematical Olympiad. Thailand, 2015.
0
320
IMO 2014
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
55th International Mathematical Olympiad. Cape Town, South Africa, 2014.
0
330
IMO 2013
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
54th International Mathematical Olympiad. Colombia, 2013.
0
350
IMO 2012
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
53rd International Mathematical Olympiad. Mar del Plata, Argentina, 2012.
0
290
IMO 2011
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
52nd International Mathematical Olympiad. Amsterdam, 2011.
0
360
IMO 2010
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
51st International Mathematical Olympiad, 2010.
0
320
IMO 2009
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
50th International Mathematical Olympiad. Bremen, Germany, 2009.
0
340
IMO 2008
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
49th International Mathematical Olympiad. Madrid, Spain, 10-22 July 2008.
0
230
IMO 2007
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
48th International Mathematical Olympiad, 2007.
0
280
IMO 2006
Sep 14, 2026Problem sheetInternational Mathematical Olympiad
International mathematics competition for pre-university students, held annually since 1959. Six problems over two days.
0
320