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  1. <?php
  2.  
  3. for($i = 1000; $i< 10000; $i++){
  4.     $t = $i * $i; 
  5.     $t = $t % 10000; 
  6.     if ($t == $i){ echo $i; };
  7. };
  8.  
  9. ?>
Success #stdin #stdout 0.02s 24400KB
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https://ideone.com/COX3hb
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
secret

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