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		<title>Interesting C Program- What do you think it does?</title>
		<link>https://learncgames.com/interesting-c-program-what-do-you-think-it-does/?utm_source=rss&#038;utm_medium=rss&#038;utm_campaign=interesting-c-program-what-do-you-think-it-does</link>
		
		<dc:creator><![CDATA[David]]></dc:creator>
		<pubDate>Fri, 04 Sep 2020 23:00:36 +0000</pubDate>
				<category><![CDATA[C]]></category>
		<category><![CDATA[Source code]]></category>
		<category><![CDATA[interesting]]></category>
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					<description><![CDATA[<p>This is a past IOCCC winner. It needs a #include &#60;stdio.h&#62; to compile. #define _ -F&#60;00&#124;&#124;--F-OO--; int F=00,OO=00;main(){F_OO();printf(&#34;%1.3f\n&#34;,4.*-F/OO/OO);}F_OO() { _-_-_-_ _-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_-_-_-_-_ _-_-_-_-_-_-_-_ _-_-_-_ } When I compiled and ran it in Visual Studio it output 0.25 which is not the value it&#8217;s intended [&#8230;]</p>
The post <a href="https://learncgames.com/interesting-c-program-what-do-you-think-it-does/">Interesting C Program- What do you think it does?</a> first appeared on <a href="https://learncgames.com">Learn C Games Programming Blog</a>.]]></description>
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<figure id="attachment_1340" aria-describedby="caption-attachment-1340" style="width: 182px" class="wp-caption alignright"><img fetchpriority="high" decoding="async" class="size-medium wp-image-1340" src="https://learncgames.com/wp-content/uploads/2020/09/question-mark-1751308_640-182x300.png" alt="Question mark" width="182" height="300" srcset="https://learncgames.com/wp-content/uploads/2020/09/question-mark-1751308_640-182x300.png 182w, https://learncgames.com/wp-content/uploads/2020/09/question-mark-1751308_640.png 389w" sizes="(max-width: 182px) 100vw, 182px" /><figcaption id="caption-attachment-1340" class="wp-caption-text">Image by <a href="https://pixabay.com/users/GDJ-1086657/?utm_source=link-attribution&amp;utm_medium=referral&amp;utm_campaign=image&amp;utm_content=1751308">Gordon Johnson</a> from <a href="https://pixabay.com/?utm_source=link-attribution&amp;utm_medium=referral&amp;utm_campaign=image&amp;utm_content=1751308">Pixabay</a></figcaption></figure>
<p>This is a past <a title="Link to ioccc.org" href="https://www.ioccc.org/" target="_blank" rel="noopener noreferrer">IOCCC</a> winner. It needs a #include &lt;stdio.h&gt; to compile.</p>
<pre><code class="language-c" data-line="">#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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_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
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_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
 _-_-_-_-_-_-_-_-_-_-_-_-_-_-_
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  _-_-_-_-_-_-_-_-_-_-_-_-_-_
    _-_-_-_-_-_-_-_-_-_-_-_
        _-_-_-_-_-_-_-_
            _-_-_-_
}</code></pre>
<p>When I compiled and ran it in Visual Studio it output 0.25 which is not the value it&#8217;s intended to output. That said it also messed up the formatting.</p>
<p>I can&#8217;t recommend this formatting BTW but then that&#8217;s the idea, to obfuscate i.e. disguise its purpose! So have you figured it out yet? I put the image on the right so as not to break up the program listing&#8230;</p>The post <a href="https://learncgames.com/interesting-c-program-what-do-you-think-it-does/">Interesting C Program- What do you think it does?</a> first appeared on <a href="https://learncgames.com">Learn C Games Programming Blog</a>.]]></content:encoded>
					
		
		
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