using System;

using System.Text;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        string s ="narasimha";

        StringBuilder  n = new StringBuilder();

        char[] d = s.ToCharArray();

        for( int i=d.Length-1; i>=0;i--){

            n.Append(d[i]);

        }

        Console.WriteLine(n.ToString());

    }

}