It crashed after only 10 million. JAVA can easily reach 100 million without crashing. It doesn't have any optimization algorithm. Python is also unsupportable.
Release： 2016-07-25 09:09:33
Original
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- #!/usr/local/php53/bin/php
-
- /**
- * @params array=rs_array
- */
- #define(MAX,1000);
- $MAX = 1000;
- $from = 2;
- $rs_array= array();
- echo $MAX."以内的素数...n";
- while($from<$MAX){
- $is_susu=true;
- foreach($rs_array as $vals){
- if ((sqrt($from)+1) % $vals == 0 ){
- $is_susu=false;break;
- }
- }
- if($is_susu) {
- echo $from." ";
- $rs_array[]=$from;
- }
-
- $from++;
- }
- ?>
-
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