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Feb 25th, 2020
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  1. <?php
  2. function EstPremier($n){
  3. if ($n>1){
  4. for($i=2;$i<=intdiv($n,2);$i++){
  5. if($n%$i==0){
  6. return false;
  7. }
  8. }
  9. return true;
  10. }
  11. return false;
  12. }
  13.  
  14. function premiers($n){
  15. $p=array();
  16. for ($i=2; $i <= $n ; $i++) {
  17. if (EstPremier($i)) {
  18. $p[]= $i ;
  19. }
  20. }
  21. return $p;
  22. }
  23.  
  24. ?>
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