using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Queue<char> text = new Queue<char>();

        for(int t=1; t<=3; t++);

        {

            text.Enqueue(char.Parse(Console.ReadLine()));

        }

        char a='a', z='z';

        if(text.Peek()>=a && text.Peek()<=z)

        {

            text.Dequeue();

            text.Enqueue(char.Parse(Console.ReadLine()));

    }

        for(int t=0; t<text.Count; t++)

        {

            Console.Write("{0} ", text.Peek());

        }

}

}