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  1. <?php
  2.  
  3. function isWorkDay($num) {
  4.     return ($num % 4) < 2;
  5. };
  6.  
  7. $s = '';
  8. for ($i = 0; $i < 29; $i++) {
  9.     $s .= isWorkDay($i) ? 'Р' : 'В';
  10. }
  11.  
  12. echo($s);
  13. echo(mb_strlen($s));
  14.  
Success #stdin #stdout 0.03s 52472KB
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stdin
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Standard input is empty
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РРВВРРВВРРВВРРВВРРВВРРВВРРВВР29
https://ideone.com/zULPh7
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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