using System;

public class Program

{

    public static void Main()

    {

               string pred = (Console.ReadLine());

            string perev = "";

            for (int i = pred.Length-1 ; i > -1; i--)

                perev += pred[i];

            Console.WriteLine(perev);

            Console.WriteLine();

            string[] mass = pred.Split(' ');

​

            for (int i =0;  i<mass.Length ; i++)

            {

                mass[i] = new string(mass[i].Reverse().ToArray());

​

​

            }

​

            string joined = string.Join(" ", mass);

            Console.WriteLine(joined);

​

            Console.WriteLine();

​

            string[] masss = pred.Split(' ');

​

            Array.Reverse(masss);

​

​

            string joinedd = string.Join(" ", masss);

            Console.WriteLine(joinedd);

​

​

        }

    }

}

​

​

    }

}