Educational Computing Organization of Ontario
Organisation Ontarienne
pour la Sybermétrique
en Éducation
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Welcome
2020 Contest
Past Contests
Winners
Problem Sets
Online Contests
DMOJ contest platform
MCPT contest platform
About ECOO-CS
Parent Organization
History
(PDF files of Past Questions)
before 1999
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
ZIP files containing:
contests, input files, output files, hints
2012
2013
2014
2015
2016
2017
2018
2019
2020