public static<T> boolean isThere(Queue<T> queue , T a )
	{
		while(!queue.isEmpty())
		{
			if(a == queue.head())
				return true;
			else
				queue.remove();
		}
		return false;
	}
	
	public static Queue<Integer> createIntQueue()
    {
        Queue<Integer> queue = new Queue<Integer>();
        System.out.println("Enter first value for queue");
        int temp = UI.nextInt();
        while(temp != 999)
        {
            queue.insert(temp);
            System.out.println("Enter next value (999 to stop)");
            temp = UI.nextInt();
        }
        return queue;
    }
	
	public static<T> Queue<T> duplicate(Queue<T> queue)
	{
		Queue<T> duplicate = new Queue<T>();
		Queue<T> temp = new Queue<T>();
		while(!queue.isEmpty())
		{
			duplicate.insert(queue.head());
			temp.insert(queue.remove());
		}
		
		while(!temp.isEmpty())
			queue.insert(temp.remove());
		
		return duplicate;
	}
	
	public static Queue<Integer> count(Queue<Integer> Q)
	{
		
	}
	
	public static Queue<Integer> Q_By_Appearance(Queue<Integer> Q)
	{
		int temp;
		Queue<Integer> Q2 = duplicate(Q);
		Queue<Integer> Qapp = new Queue<Integer>();
		while(!Q2.isEmpty())
		{
			temp = Q2.head();
			Qapp.insert(temp);
			
		}
	}
	
	public static int sumQueue(Queue<Integer> Q)
	{
		int sum = 0;
		while(!Q.isEmpty())
		{
			sum += Q.remove();
		}
		return sum;
	}