Miscellany
public php v1 · immutable<?$a=microtime(true);$d=array(2,3,5,7);for($b=11;$b<1000;$b+=2){$e=true;if(($b%2)&&($b%3)&&($b%5)&&($b%7)){if($b>49) for($c=4;($d[$c]<=sqrt($b));$c++) if(!$b%$d[$c]) break;if($e) $d[count($d)]=$b;}}printf("%01.5f",microtime(true)-$a);print_r($d);?>