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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
class Solution {
/**
* @param Integer[] $nums
* @param Integer $target
* @return Integer
*/
/**
* @param String $start
* @param String $end
* @return Boolean
*/
static function canTransform($start, $end) {
if (strlen($start) % 2 !== 0 ||
strlen($end) % 2 !== 0 ||
strlen($start) !== strlen($end)) {
return false;
}
$iterationsNumber = strlen($start) / 2;
for ($i = 0; $i <= $iterationsNumber; $i += 2) {
var_dump(substr($start, $i, 2));
if (strrev(substr($start, $i, 2)) !== substr($end, $i, 2)) return false;
}
return true;
}
}
var_dump(Solution::canTransform('XLXXRXRX', 'LXXXXRRX'));