using System;

public class Program

{

    public static void Main()

    {

                int a, b, c, d;

            b = 2;

            c = 78;

            d = 20;

            a = b + d;

​

            Console.WriteLine("===============================================");

            Console.WriteLine();

            Console.WriteLine("The variable a is " + a + ".");

            Console.WriteLine();

            Console.WriteLine("The variable b is " + b + ".");

            Console.WriteLine();

            Console.WriteLine("The variable c is " + c + ".");

            Console.WriteLine();

            Console.WriteLine("The variable d is " + d + ".");

            Console.WriteLine();

            Console.WriteLine("===============================================");

​

​

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            Console.ReadLine();

    }

}