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  1. <?php
  2.  
  3. function phpChallenge($int1, $int2){
  4.  while($int2 != 0){
  5. $rem = $int1 % $int2;
  6. $int1 = $int2;
  7. $int2 = $rem;
  8. }
  9.  return (empty($int1) ? '1' : $int1);
  10. }
  11.  echo phpChallenge(15,30);
  12.  echo ' ';
  13.  echo phpChallenge(10,3);
  14.  echo ' ';
  15.  echo phpChallenge(3,10);
  16.  echo ' ';
  17.  echo phpChallenge(21,7);
  18.  echo ' ';
  19.  echo phpChallenge(20,22);
  20.  echo ' ';
  21.  echo phpChallenge(99,9);
  22. ?>
Success #stdin #stdout 0.01s 20520KB
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15 1 1 7 2 9
https://ideone.com/nwRmVf
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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