public class IterativeLinkedList<T> {

    private T value;

    private IterativeLinkedList<T> next;

    public IterativeLinkedList<T> getNext() {
        return next;
    }

    public IterativeLinkedList(T value, IterativeLinkedList<T> next) {
        super();
        this.value = value;
        this.next = next;
    }

    public IterativeLinkedList(T value) {
        super();
        this.value = value;
    }

    public void setNext(IterativeLinkedList<T> next) {
        this.next = next;
    }

    public T getValue() {
        return value;
    }

    public void setValue(T value) {
        this.value = value;
    }

    public T first() {
        return this.getValue();
    }

    public T second() {
        if(this.getNext() != null)
        {
            return this.getNext().getValue();
        }
        else
        {
            return null;
        }
    }
}