ReverseDigits

using System;
using System.Text;
using System.Collections.Generic;
using System.Numerics;

class ReverseTheDigits
{
    static decimal Reverse(decimal number)
    {
        string numberAsStr = number.ToString();
        StringBuilder reversedStr = new StringBuilder();
        for (int i = numberAsStr.Length-1; i >= 0; i--)
        {
            reversedStr.Append(numberAsStr[i]);
        }
        string reversedNumberAsStr = reversedStr.ToString();
        decimal reversedNumber = Convert.ToDecimal(reversedNumberAsStr);
        return reversedNumber;
    }

    static void Main()
    {
        decimal someNumber = 123.123m;
        Console.WriteLine(Reverse(someNumber));
    }
}