PHP one directional linked list

Algorithms, Data structure, PHP

To create a list, we need to declare two classes, List Node and Linked List classes. Basic PHP one directional linked list PHP Linked list and its methods <?php class ListNode { public $data = NULL; public $next = NULL; function __construct(string $data = NULL) {...

PHP Algorithms – factorial

Algorithms, PHP

PHP Algorithms – factorial recursive solution <?php /* * EN factorial */ function fact($n){ if($n < 1) return 1; $arr[$n] = $n * fact($n – 1); return $n * fact($n – 1); // 4 * 3 * 2 * 1 } echo fact(4); // 24 PHP Algorithms – factorial...