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        <tabi:current_section>IOCCC</tabi:current_section>
    </tabi:metadata><link rel="extra-stylesheet" href="https://kamilborys.com/skins/amber.css?h=f8925a89cfb5bc099f43" /><title>KamilCase - IOCCC</title>
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    <updated>2021-09-06T00:00:00+00:00</updated>
    <id>https://kamilborys.com/tags/ioccc/atom.xml</id><entry xml:lang="en">
        <title>Let the music play</title>
        <published>2021-09-06T00:00:00+00:00</published>
        <updated>2021-09-06T00:00:00+00:00</updated>
        <author>
            <name>Kamil Borys</name>
        </author>
        <link rel="alternate" href="https://kamilborys.com/blog/let-the-music-play/" type="text/html"/>
        <id>https://kamilborys.com/blog/let-the-music-play/</id>
        <summary type="html">char a;float b,c;main(d){for(;d&gt;2e3*c?c=1,scanf(&quot; %c%f&quot;,&amp;a,&amp;c),d=55-a%32*9/5,
b=d&gt;9,d=d%13-a/32*12:1;a=2)++d&lt;24?b*=89/84.:putchar(a=b*d);}

Good news for all International Obfuscated C Code Contest fans -- here's another winning piece from 2013 written by Yusuke Endoh, who is no stranger to the Contest. It is dubbed the Most Tweetable 1-Liner, because is small enough to fit in a tweet (137 characters only), yet can "tweet out a tune", that is, will play some music for your entertainment…</summary>
        </entry><entry xml:lang="en">
        <title>Have fun with Unix</title>
        <published>2018-03-01T08:09:54+00:00</published>
        <updated>2018-03-01T08:09:54+00:00</updated>
        <author>
            <name>Kamil Borys</name>
        </author>
        <link rel="alternate" href="https://kamilborys.com/blog/have-fun-with-unix/" type="text/html"/>
        <id>https://kamilborys.com/blog/have-fun-with-unix/</id>
        <summary type="html">main() { printf(&amp;unix[&quot;\021%six\012\0&quot;],(unix)[&quot;have&quot;]+&quot;fun&quot;-0x60);}

Just one line of code, but lots of confusion.  What does this program do?…</summary>
        </entry><entry xml:lang="en">
        <title>Underscore Pi</title>
        <published>2017-08-27T12:19:38+00:00</published>
        <updated>2017-08-27T12:19:38+00:00</updated>
        <author>
            <name>Kamil Borys</name>
        </author>
        <link rel="alternate" href="https://kamilborys.com/blog/underscore-pi/" type="text/html"/>
        <id>https://kamilborys.com/blog/underscore-pi/</id>
        <summary type="html">This clever program written by Brian Westley calculates π by looking at its own area.  It is one of the winning entries of IOCCC in 1988.
#define _ -F&lt;00||--F-OO--;
int F=00,OO=00;main(){F_OO();printf(&quot;%1.3f\n&quot;,4.*-F/OO/OO);}F_OO()
{
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}

…</summary>
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