PHP Program for Program to cyclically rotate an array by one
Given an array, cyclically rotate the array clockwise by one.
Examples:
Input: arr[] = {1, 2, 3, 4, 5}
Output: arr[] = {5, 1, 2, 3, 4}
Recommended: Please solve it on “PRACTICE” first, before moving on to the solution.
PHP
<?php // PHP code for program // to cyclically rotate // an array by one function rotate(&$arr, $n) { $x = $arr[$n - 1]; for ($i = $n - 1; $i > 0; $i--) $arr[$i] = $arr[$i - 1]; $arr[0] = $x; } // Driver code $arr = array(1, 2, 3, 4, 5); $n = sizeof($arr); echo "Given array is \n"; for ($i = 0; $i < $n; $i++) echo $arr[$i] . " "; rotate($arr, $n); echo "\nRotated array is\n"; for ($i = 0; $i < $n; $i++) echo $arr[$i] . " "; // This code is contributed // by ChitraNayal ?> |
Please refer complete article on Program to cyclically rotate an array by one for more details!
Please Login to comment...