Logo by winner Matt Zucker

The 26^th IOCCC will be open from 2018-Dec-26 16:06:69 to 2019-Mar-15 00:86:07.

Please see the following news items.

Goals of the Contest

• Obfuscate: tr.v. -cated, -cating, -cates.
  1. 1. To render obscure.
     2. To darken.
  2. To confuse: his emotions obfuscated his judgment.
     [LLat. obfuscare, to darken : ob(intensive) + Lat. fuscare,
     to darken < fuscus, dark.] -obfuscation n. obfuscatory adj
     
  
  
• 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 news

• 2018-12-26
  • The 26^th IOCCC will be open from 2018-Dec-26 16:06:69 to 2019-Mar-15 00:86:07.
  • The submission tool will be available arround 2019-Jan-15 15:15:15 UTC.
  • Draft Rules, Guidelines and IOCCC size tool are available.
  
  
• 2018-05-06
  • The source code for the winners of the 25^th IOCCC has been released.
  
  
• 2018-04-01
  • The winners of the 25^th IOCCC have been announced. Congratulations!
  • We plan to publish source and annotations in the next 30 days
  
  
• 2018-02-16
  • Due to a scheduling conflict with one of the IOCCC judges, the 25^th IOCCC end date is now the Ideas of March.
  • Please submit your entries by 2018-Mar-15 03:08:07 UTC.
  • Updated: The 25^th IOCCC will be open from 2017-Dec-29 05:38:51 UTC to 2018-Mar-15 03:08:07 UTC.
  
  
• 2018-01-19
  • There is a delay in making the submission tool available. Please retry on 2018-Jan-21 23:09:09 UTC.
  
  
• 2017-12-29
  • The 25^th IOCCC will be open from 2017-Dec-29 05:38:51 UTC to 2018-Feb-28 05:29:15 UTC.
  • The submission tool will be available on 2018-Jan-15 09:09:09 UTC.
  • Draft Rules, Guidelines and IOCCC size tool are available.
  
  
• 2016-10-29
  • There will not be an IOCCC competition in 2016.
  • The IOCCC is on hiatus until mid 2017.
  
  
• 2016-04-07
  • The source code for the winners of the 24^th IOCCC has been released.
  
  
• 2015-10-25
  • The winners of the 24^th IOCCC have been announced. Congratulations!
  
  
• 2015-10-10
  • The 24^th IOCCC is now closed and Judging has commenced.
  
  
• 2015-07-19
  • Minor edits to the draft Guidelines have been made.
  
  
• 2015-07-14
  • The source code for the winners of the 23^rd IOCCC has been released.
  
  

Older news has been archived, but is not currently available

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