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  1. <?php
  2.  
  3. error_reporting(-1);
  4. mb_internal_encoding ('utf-8');
  5.  
  6. $text = "А роза упала на лапу Азора";
  7.  
  8. $text = str_replace(" ", "", $text);
  9. $text = mb_strtolower ($text);
  10.  
  11. $lenght = mb_strlen ($text);
  12. $halfLenght = floor ($lenght/2);
  13.  
  14. for ($i = 0; $i <= $halfLenght; $i++)	{
  15. 	$x=$lenght-($i);
  16. 	if ($text[$i] == $text[$x])	{
  17. 		$result = "polinom";
  18. 	} else	{
  19. 		$result = "nepolinom";
  20. 		break;
  21. 	}
  22. }
  23.  
  24. echo "$result";
  25.  
Success #stdin #stdout 0.02s 52432KB
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21nepolinom
https://ideone.com/1PghDS
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
secret

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