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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. $result1 = "Палиндром";
  8. $result0 = "Не палиндром";
  9.  
  10. $text = mb_strtolower($text);
  11. $text = str_replace(" ","",$text);
  12.  
  13. $leght = mb_strlen($text);
  14. $halfLeght = floor($leght/ 2);
  15.  
  16. for ($i = 0; $i <= $halfLeght; $i++) {
  17. 	$symbol = mb_substr($text, $i, 1);
  18. 	$end = -1 - $i;
  19. 	$endSymbol = mb_substr($text, $end, 1);
  20. 	if ($symbol != $endSymbol){
  21. 		echo "$result0";
  22. 		exit;
  23. 	}
  24. }
  25. echo "{$result1} \n";
Success #stdin #stdout 0.02s 52472KB
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Палиндром
https://ideone.com/nfbTod
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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