olympiad problem collections with solutions
all problems in one pdf file - not only the geometry ones -
everything is in English - unless stated otherwise -
collecting all solved problem files from Competitions mentioned in this blogspot page
besides the UK-USA-Canada tab (which means that there are more solved there)
past olympiad problems with solutions
Auckland Mathematical Olympiad 2015-19, 2021 (New Zealand)
All Soviet Union Math Competitions 1961-87 (99 out of 462 problems solved) translated by S/W engineer Vladimir Pertsel
All Soviet Union Mathematical Olympiad 1961-92 with solutions by John Scholes (Kalva)
Asian Pacific APMO 1989- 2021 , with solutions 1995-21
Asian Pacific APMO 1989 - 2004 with solutions by John Scholes (kalva)
Australian Scene with solutions: 2014, 2015, 2016, 2017, 2018
Australian Scene with solutions: 2014, 2015, 2016, 2017, 2018
Benelux BxMO 2009-21 with solutions
CentroAmerican MO 1999 - 2003 with solutions by John Scholes (kalva)
ELMO 1999, 2003, 2009-19 & ELSMO 2012-14, 2016-19 (some files have solutions)
ELMO Shortlists 2010-14, 2017-19 (2013-14, 2017-19 solved)
European Mathematical Cup EMC 2012-21 with solutions
Francophone MO 2020-21 (OFM) with solutions (French)Global Quarantine Mathematical Olympiad CGMO 2020 with solutions and marking scheme
IMO Shortlist problems 1992 - 2000 with solutions, scanned most of them by Orlando Döhring, member of the IMO ShortList / LongList Project Group, in aops
Junior Balkan JBMO 2012-21 with solutions
Midle European MEMO 2007-21 with solutions (-07,09,14)
Midle European MEMO 2007, 2009, 2014 Slovak with solutions (Slovak)
Moscow Mathematical Olympiads 60 Odd Years of (1935-1997) with solutions, translated by D. Leites (ed.), without figures ,written by G. Galperin, A. Tolpygo, P. Grozman, A. Shapovalov, V. Prasolov, A. Fomenko
Netherlands Dutch MO and TST 2008-20 with solutions
Nordic NMC 1987 - 2011 with solutions by Matti Lehtinen, from latex
Online Math Open (OMO) 2012-2019 with solutions
Romanian JBMO TST 2012-19 with solutions
Romanian Master Mathematics RMM 2008-21 with solutions Online Math Open (OMO) 2012-2019 with solutions
Romanian JBMO TST 2012-19 with solutions
sources are mentioned in the related tabs of this blog
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