freeResponse1.java

public class freeResponse1
{

    public freeResponse1()
    {
        LinkedList list = new LinkedList();
        list.insert(list,1);
        list.insert(list,6);
        list.insert(list,2);
        list.insert(list,3);
        list.insert(list,4);
        list.insert(list,4);
        list.insert(list,5);
        list.insert(list,6);
        list.insert(list,7);
        list.insert(list,4);

        System.out.println("With Duplicates: ");
        list.printList(list);
        
        LinkedList withoutDuplicates = removeDuplicates(list);

        System.out.println();

        System.out.println("Without Duplicates: ");
        withoutDuplicates.printList(withoutDuplicates);
        
    }
    
    public LinkedList removeDuplicates(LinkedList original){

        LinkedList newList = new LinkedList();
        
        for(int i = 0; i < original.getSize(original); i++){
            if (newList.find(newList, original.get(original, i))==-1) { 
                    newList.insert(newList, original.get(original, i)); 
            } 
        }
        
        return newList;

    }

}