Unnamed

<?$stime = microtime(true);$i = 11;$j = 4;$cont = true;$list = array(2,3,5,7);while($i < 500){  if(($i % 2 != 0) && ($i % 3 != 0) && ($i % 5 != 0) && ($i % 7 != 0)){    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);?>