USACO 2013 Open P1: Photo
USACO 2013 US Open, Gold Problem 1. Photo
USACO 2013 US Open, Gold Problem 1. Photo
Sum of digits
Japan 2005 Domestic: Traveling by Stagecoach
Central Europe 2003: Minimizing maximizer
Japan 2005 Domestic: Traveling by Stagecoach
USACO 2007 March Gold P3: Face The Right Way
USACO 2005 December Gold P3: Layout
USACO 2015 Feb Bronze
USACO 2016 Dec Bronze
USACO 2014 Jan Silver
USACO 2014 Feb Silver
USACO 2013 Open Silver
USACO 2013 Nov Silver
USACO 2013 Nov Bronze
USACO 2013 Mar Silver
USACO 2013 Feb Silver
USACO 2012 Nov Silver
USACO 2012 Dec Silver
USACO 2011 Nov Silver
USACO 2017 Open Bronze
USACO 2017 Feb Bronze
USACO 2017 Dec Bronze
USACO 2019 Jan Silver
USACO 2017 Jan Bronze
USACO 2019 Jan Silver
USACO 2018 Dec Silver
USACO 2017 Jan Bronze
USACO 2015 Feb Bronze
USACO 2018 Feb Silver
USACO 2018 Open Silver
USACO 2018 Open Bronze
USACO 2020 Feb Bronze
USACO 2017 Open Silver
USACO 2017 Dec Silver
USACO 2020 Jan Silver
USACO 2019 Open Silver
USACO 2016 Dec Gold
USACO 2017 Feb Silver
USACO 2016 Feb Silver
USACO 2019 Feb Silver
USACO 2019 Jan Silver
USACO 2020 Open Silver
USACO 2017 Jan Silver
USACO 2018 Jan Silver
USACO 2020 Jan Bronze
USACO 2020 Feb Silver
USACO 2019 Dec Silver
USACO 2016 Jan Silver
USACO 2016 Dec Silver
USACO 2016 Open Silver
USACO 2019 Jan Bronze
USACO 2019 Dec Bronze
USACO 2018 Dec Bronze
USACO 2017 Jan Silver
USACO 2015 Dec Silver
USACO 2014 December Silver
USACO 2014 December Gold
USACO 2019 Jan Bronze