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Internet Problem Solving Contest

Training Area Announcements

2018-10-06
IPSC 2018 has been added to the Training Area.
2017-07-08
IPSC 2017 has been added to the Training Area.
2016-07-18
IPSC 2016 has been added to the Training Area.
2015-07-11
IPSC 2015 has been added to the Training Area. Have some more fun!
2015-05-12
We have fixed a bug in problem 1999/J — Medical Research which was incorrectly labelled "1999/R", causing submissions to be stuck waiting for evaluation. Thanks to Ruben Spaans for reporting the issue.
2014-06-19
IPSC 2014 has been added to the Training Area. Have fun!
2014-06-08
We have fixed a bug in problem 2011/H — HQ0-9+-INCOMPUTABLE?! that was causing correct solutions to be judged as Wrong answer. Thanks to Ruben Spaans for reporting the issue.
2014-05-08
We have fixed a bug in problem 2007/G — Guess the Numbers that was causing submissions to be stuck waiting for evaluation. Thanks to Won-seok Yoo for reporting the issue.