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IOI 2019 took place in Azerbaijan, from August 4-11, 2019. More info is available on the official website.

Just finished   IOI 2019 in Azerbaijan

IOI Journal - Contents

The journal titled "OLYMPIADS IN INFORMATICS" is published every year, starting with 2007. Only original high-quality scientific papers are part of the journal, and they are all free to access.

You can click on an edition to read it:
    pdf  index  Volume 13 (2019)
    pdf  index  Volume 12 (2018)
    pdf  index  Volume 11 (2017)
    pdf  index  Volume 10 (2016)
    pdf  index  Volume  9 (2015)
    pdf  index  Volume  8 (2014)
    pdf  index  Volume  7 (2013)
    pdf  index  Volume  6 (2012)
    pdf  index  Volume  5 (2011)
    pdf  index  Volume  4 (2010)
    pdf  index  Volume  3 (2009)
    pdf  index  Volume  2 (2008)
    pdf  index  Volume  1 (2007)

A couple of special editions have also been published:
    pdf  index  Volume 11 - Special Edition (2017)
    pdf  index  Volume 10 - Special Edition (2016)


The content links above contain the journal volumes.
Alternatively, you can find an index of all papers as separate files here.

Need more info?

Beginners

Not sure where to go? Click here to view some basic information on how to learn programming and prepare to win a medal at the IOI.

Statistics

A couple of volunteers maintain a separate page with stats about people who participated at the International Olympiad in Informatics.

Journal

The IOI publishes a journal every year, with original high-quality scientific papers related to education, contests and algorithms.