using system;

​

public class MyProgram

{

    public static void main(string[] args)

    {

        // Assignment 2A - Magic Number 1089

        // 

        // Ulises M. Solis

        // 9/9/2018

        output("Enter a 3-digit number whose digits are decreasing:" + "\n");

        int number;

        number = (int) inputValue();

        int a;

        a = (double) number / 100;

        int b;

        b = number % 10;

        int c;

        c = (double) number / 10 % 10;

        string reverse;

        reverse = b.toString() + c + a;

        int second;

        second = number - Convert.ToInt32(reverse);

        int a1;

        a1 = (double) second / 100;

        int b1;

        b1 = second % 10;

        int c1;

        c1 = (double) second / 10 % 10;

        string again;

        again = b1.toString() + c1 + a1;

        output("The original number is " + number + "\n");

        output(number.toString() + "  -  " + reverse + "  =  " + (number - Convert.ToInt32(reverse)) + "\n");

        output(number - Convert.ToInt32(reverse).toString() + "  +  " + again + "  =  " + (number - Convert.ToInt32(reverse) + Convert.ToInt32(again)) + "\n");

        output("The magic number is " + (number - Convert.ToInt32(reverse) + Convert.ToInt32(again)) + "\n");

    }

    ' .NET can only read single characters or entire lines from the console.

    ' The following functions are designed to help input specific data types.

    private static double inputValue()

    {

        double result

        while (!double.TryParse(Console.ReadLine(), out result));

        return result

    }

    private static string inputText()

    {

        return Console.ReadLine()

    }

    private static output(string text)

    {

        Console.WriteLine(text)

    }

}

​