Problem solutions
Download the APMO problem solutions by year.
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2003
2002
2001
1999
1998
1997
1996
1995
1990
To contribute problem solutions for the pre-2005 era, visit the GitHub repository.
