FlipTheNumber

using System;

namespace FlipTheNumber
{
    class Program
    {

        static int hundreds;
        static int dozens;
        static int ones;
        static int FirstDigit;
        static int SecondDigit;
        static int ThirdDigit;

        static void Main(string[] args)
        {

            int num;
            Console.WriteLine("Enter a three-digit number:");
            num = Convert.ToInt32(Console.ReadLine());


            hundreds = num;

            for (int i = 1; i < 10; i++)
            {
                hundreds = hundreds - 100;
                if (hundreds < 100)
                {
                    dozens = hundreds;
                    FirstDigit = i;
                    i = 10;
                }
            }

            for (int i = 1; i < 10; i++)
            {
                dozens = dozens - 10;
                if (dozens < 10)
                {
                    ones = dozens;
                    SecondDigit = i;
                    i = 10;
                }
            }

            for (int i = 1; i < 10; i++)
            {
                ones = ones - 1;
                if (ones == 0)
                {
                    ThirdDigit = i;
                    i = 10;
                }
            }

            int result = ThirdDigit * 100 + SecondDigit * 10 + FirstDigit;

            Console.WriteLine(result);
        }
    }
}