#ifndef _QUEUE_
#define _QUEUE_
#include <iostream>
#include "list.hpp"
template <class T>
class Queue
{
private:
List<T> q;
public:
T operator[](int i)
return q[i];
}
int size()
return q.size();
bool empty()
return size() ? false : true;
T enqueue(T e)
return q.firstInsert(e);
T dequeue()
return q.removeLast();
T front()
return q.last()->data;
T back()
return q.first()->data;
};
#endif