Online PHP editor | output for 6MUB1

<?php class Input { // Reading input file from codeabbey (in this case from 'std' file on my pc) public $first_line = null; // I am using this class in every problem on the site so its more complicated public $data = null; // than required for this problem public function __construct($input) { // Puting 1st line (helper) in $firstline and rest of array in $data $input = file_get_contents($input); $input = explode("\n", $input); $this->first_line = $input[0]; array_shift($input); $this->data = $input; } public function toIntegers() { // Convert strings from array in integers $data = $this->data; // Didn't use this for this problem foreach ($data as $key=>$value) { $data[$key] = (int)$value; } $this->data = $data; }}class Fibonacci { // Creating Fibonacci array and counting steps for problem private $data; public $hits = array(); public function __construct($input) { // Loading input array in class $this->data = $input; } public function createFibonacci($number) { // Function: Creating fibonacci array until it reaches certain number $fibonacci = array(0,1); // Argument: Limit number up to which array is created $a = true; // Return: Fibonacci array $count = 0; while ($a) { $length = count($fibonacci); $count++; $fibonacci[] = bcadd($fibonacci[$length-1], $fibonacci[$length-2]); if ($fibonacci[$length-1] == $number) { echo "found match as $count for number $number<br>"; $this->hits[] = $count; $a = false; } if ($count > 2000) { $a = false; echo 'timed! <br>'; } } } public function countIndex() { // Function: counting index at which given number occured foreach ($this->data as $key => $value) { // Arguments: -- $this->createFibonacci($value); // Return: index number for each number in array } }}$input = new Input('std');$data = $input->data;$fibonacci = new Fibonacci($data);$fibonacci->countIndex();