public void addLast(T value) { Node<T> t = tail; Node<T> t2 = new Node<T>(value); t.next = t2; tail = t2; size++; } public T removeFirst() {
public void addLast(T value) { Node<T> t = tail; Node<T> t2 = new Node<T>(value); t.next = t2; tail = t2; size++; } public T removeFirst() {