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<?php function makePalindrome($word){ $result = 0; $chars = str_split($word); foreach($chars as $index => $char){ $ascii = ord($char); if(!(($ascii>=97 && $index==0) || ($ascii<=122 && $index == count($chars)))){ $result++; } } return $result; } $test='abcde'; echo makePalindrome($test);
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
4
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_split() in /in/TorIH on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: str_split() in /in/TorIH on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_split() in /in/TorIH on line 7

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