The International Obfuscated C Code Contest

Coding Challenge Coding Live

to darken fuscus, dark.] -obfuscation n. obfuscatory adj

Thesource codefor the winners of the 25thIOCCC has been released.

2018-02-16Due to a scheduling conflict with one of theIOCCC judges, the 25thIOCCC end date is now the Ideas of March.Pleasesubmityour entries by 2018-Mar-15 03:08:07 UTC.Updated: The 25thIOCCC will be open from2017-Dec-29 05:38:51 UTCto2018-Mar-15 03:08:07 UTC.

2015-10-25Thewinners of the 24thIOCCChave been announced. Congratulations!

Older news has been archived, but is not currently available

2016-10-29There will not be an IOCCC competition in 2016.The IOCCC is on hiatus until mid 2017.

© Copyright 1984-2018,Leo Broukhis, Simon Cooper, Landon Curt Noll- All rights reserved

2018-01-19There is a delay in making thesubmission toolavailable. Please retry on2018-Jan-21 23:09:09 UTC.

[LLat. obfuscare, to darken : ob(intensive) + Lat. fuscare,

Obfuscate:tr.v. -cated, -cating, -cates.To render obscure.To darken.To confuse: his emotions obfuscated his judgment.

The International Obfuscated C Code Contest

2015-07-14Thesource codefor the winners of the 23rdIOCCC has been released.

2015-10-10The 24thIOCCC is now closed and Judging has commenced.

2015-07-19Minor edits to the draftGuidelineshave been made.

2015-07-13The 24thIOCCC will be open from2015-Jul-08 09:10:11.12 +/- .13 seconds UTCto2015-Oct-10 10:10:10.10 +/- .10 seconds UTC.The submission tool will be available on2015-Sep-09 09:09:09 UTC.DraftRulesGuidelinesandIOCCC size toolare available.

2016-04-07Thesource codefor the winners of the 24thIOCCC has been released.

2017-12-29The 25thIOCCC will be open from2017-Dec-29 05:38:51 UTCto2018-Feb-28 05:29:15 UTC.Thesubmission toolwill be available on2018-Jan-15 09:09:09 UTC.DraftRulesGuidelinesandIOCCC size toolare available.

This work is licensed under aCreative Commons Attribution-ShareAlike 3.0 Unported License.

The IOCCC:To write the most Obscure/Obfuscated C program within the rules.To show the importance of programming style, in an ironic way.To stress C compilers with unusual code.To illustrate some of the subtleties of the C language.To provide a safe forum for poor C code. :-)IOCCC news2018-05-06Thesource codefor the winners of the 25thIOCCC has been released.

2018-04-01Thewinners of the 25thIOCCChave been announced. Congratulations!We plan to publish source and annotations in the next 30 days

Please see the following news items.

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