using System;

​

delegate int Transform(int x);

delegate void Print();

public class Program

{

    public static void Main()

    {

        //using delegate

        Transform t = delegate(int x) {

            return x*x;

        };

        Console.WriteLine(t(5));

        Print p = delegate(){

            Console.WriteLine("Hello");

        };

        p();

        //using Lambda Expressions

        p = () => Console.WriteLine("Hello1");

        p();

        t = (x) =>  x*x;

        Console.WriteLine(t(4));

    }

}

​