- chr: documentation ( source)
- error_reporting: documentation ( source)
- explode: documentation ( source)
<?php
error_reporting(0);
$argv[1]="uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuug uuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu";
$s=substr_count;foreach(explode(' ',$argv[1])as$c)echo chr($s($c,u)+2*$s($c,g));