Dreamshire » Uncategorized http://blog.dreamshire.com Showing what's behind the curtain Wed, 01 Sep 2010 02:23:55 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 Source Code for Master Lock Combination Calculator http://blog.dreamshire.com/2009/08/29/source-code-for-master-lock-combination-calculator/ http://blog.dreamshire.com/2009/08/29/source-code-for-master-lock-combination-calculator/#comments Sat, 29 Aug 2009 09:43:13 +0000 Mike http://blog.dreamshire.com/?p=1716 Code to calculate possible combinations for a Master combination lock given the last number in the combination. This source is in PHP.

<table summary="Possible Master Lock Combinations">
<caption>Possible Combinations</caption>
 
<?php  
$default_c3 = 0;
$c3 = (int) isset($_GET["last_comb"])? $_GET["last_comb"] : $default_c3;
if ($c3<0 || $c3>39) $c3 = $default_c3;
 
for ($c2=($c3+2)%4; $c2<40; $c2+=4)
{
	print "<tr>";
	for ($c1=$c3%4; $c1<40; $c1+=4)
	{
		if ($c1-$c2==2 or $c1-$c2==6 or $c2-$c1==38 or $c2-$c1==34 or abs($c3-$c2)%36==2)
			echo "<td>&nbsp;</td>";
		else
			echo "<td>$c1 - $c2 - $c3</td>";
	}
	print "</tr>\r\n";
}
?>
</table>
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