Unnamed

<?$stime = microtime(true);$i = 11;$j = 4;$cont = true;$list = array(2, 3, 5, 7);while ($i < 500){    if ($i % 2 && $i % 3 && $i % 5 && $i % 7) {        if (sqrt($i) > 7) {            while (($list[$j] <= sqrt($i)) && ($cont)) {                if ($i % $list[$j] == 0) {                    $cont = false;                }                $j++;            }        }        if ($cont) {            $list[count($list)] = $i;        }        $j = 4;    }    $i++;    $cont = true;}print_r($list);printf("%01.5f", microtime(true) - $stime);?>