using System;

public class Program

{

      void Main() 

    {Console.Write("Enter  First Name : ");

​

   string fname=Console.ReadLine();

​

​

​

​

​

     Console.Write("Enter  Last Name : ");

​

   string lname=Console.ReadLine();

​

   InvertName(fname,lname);

​

        }

​

    static void InvertName(string Fname, string Lname)

​

    {

​

    string allname= string.Concat(Fname,Lname);

​

​

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

​

  {  

​

     Console.Write(allname[i]);

​

  }

​

​

    }

}