package structure.week1;
public class Queue<E> {
private LinkedList<E> data = new LinkedList<E>();
public void enQueue(E arg0){
data.add(data.size(),arg0);
}
public E deQueue(){
E res = data.get(0);
data.remove(0);
return res;
}
public int size(){
return data.size();
}
public boolean isEmpty(){
return data.isEmpty();
}
}