<?php include 'Solution.php'; ini_set('display_errors', 1); $sln = new Solution(5, 10); $initialRandomArray = $sln->getArray(); $duplicatesArray = $sln->getDuplicates(); $uniqueElementsArray = $sln->getUnique(); $mostFrequentDuplicatedElement = $sln->getMostFrequentDuplicatedElement(); echo "Initial array: [ " . Solution::concatArray($initialRandomArray) . " ] <br />"; echo "Unique values: [ " . Solution::concatArray($uniqueElementsArray) . " ] <br />"; echo "Duplicated values: [ " . Solution::concatArray($duplicatesArray) . " ] <br />"; echo "Most frequent duplicated value: " . $mostFrequentDuplicatedElement;