using System;

public class Program

{

    public static void Main()

    {

        int a = 10;

        int b = 20;

        // here we check whether a is equal to 10 of not 

        if (a ==10)

        {

            Console.WriteLine("a is equal to 10");

        }

        else

        {

            Console.WriteLine("a is not equal to 10. a is" +a);

        }

        //Here we check whether b is equal to 10 or not 

        if( b == 10 ) 

        {

            Console.WriteLine("b is equal to 10");

        }

        else

        {

            Console.WriteLine("b is not equal to 10. b is " +b);

        }

        // Here we check if a is less b than or not 

        if (a<b)

            {

                Console.WriteLine("a is less than b");

            }

        //Here we check whether a and b are not equal 

        if (a!= b)

            {

            Console.WriteLine("a is not equal to b");

            }

         else

            {

                Console.WriteLine("b is less than a");

            }

    }

}

​