using System;

using System.Text;

​

​

  public delegate string CityDonor(string city);

   public class Program

    {

        public void GetInfo(CityDonor C)

        {

            StringBuilder sb = new StringBuilder();

            sb.Append("Name=Rohit\n\n");

            Console.WriteLine("Enter city");

            string city = Console.ReadLine();

            sb.Append("City=" + C.Invoke(city));

            Console.WriteLine(sb.ToString());

        }

        public string Upper(string city)

        {

            return city.ToUpper();

        }

      public static void Main(string[] args)

        {

             Program p = new Program();

             p.GetInfo(p.Upper);

       }

    }