This page contains links to PDF copies of problems used in the OzCLO competition (regional and national rounds). 2026 First round (Problems) (Solutions) 2024 First Round (Problems) (Solutions) 2023 First Round (Problems) (Solutions) National Round (Problems) (Solutions) 2022 First Round (Problems) (Solutions) National Round (Problems) (Solutions) 2021 First Round (Problems) (Solutions) National Round (Problems) (Solutions) 2020 First Round (Problems) (Solutions) National Round (Problems) (Solutions) 2019 First Round (Problems) (Solutions) National Round (Problems) (Solutions) 2018 First Round (Problems) (Solutions) National Round (Problems) (Solutions) 2017 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2016 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2015 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2014 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2013 First Round (Problems) National Problems (Problems) (Solutions) 2012 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2011 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2010 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2009 First Round (Problems) (Solutions) National Problems (Problems) (Solutions) 2008 First Round (Problems) National Problems (Problems)
