public function loop(){
$loop = 0;
$charnum = 65;
for(; $loop < 150; $loop++){
$quotient = intval($loop / 26);
$remainder = $loop % 26;
$f = $quotient>0? chr($charnum+$quotient-1) : '';
$s = $remainder>=0? chr($charnum+$remainder) : '';
echo $loop .' | '. $quotient .' | '. $remainder .' | '. $f . $s ."
";
}
}
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