ACM Contest 2008
ACM Contest 2009
ACM Contest 2010
ACM Contest 2011
ACM Contest 2013
ACM Contest 2014
Juilfs Contest 2009
Juilfs Contest 2010
Juilfs Contest 2011
Juilfs Contest 2013
Juilfs Contest 2014
Juilfs Contest 2015
Juilfs Contest 2016
Juilfs Contest 2017
Programming Contest 2005
Programming Contest 2008
Programming Contest 2009
Programming Contest 2010
Programming Contest 2011
Programming Contest 2012
Programming Contest 2013
Programming Contest 2014
Programming Contest 2015
Programming Contest 2016