<?php $text = "А роза упала на лапу Азора"; $result ='палиндром';
Standard input is empty
Standard output is empty
PHP Fatal error: Uncaught Error: Call to undefined function mb_internal_encoding() in /home/tWHZOz/prog.php:4 Stack trace: #0 {main} thrown in /home/tWHZOz/prog.php on line 4