package dataStructure;
/**
* Created by LvZhenxing on 2017/2/22.
*/
public class Queue {
private LinkedList list=new LinkedList();
public void enQueue(Object o) {
list.addFirst(o);
}
public Object deQueue() {
return list.removeLast();
}
public boolean isEmpty() {
return list.size()==0?true:false;
}
public int size() {
return list.size();
}
}