nya

using System;
using TestInput;
/*
from Lesson 6 of C# console programming tutorial series at following URL:
http://williammillerservices.com/windows-c-console-programming/

demonstrates calculating whole years that have elapsed since given date in the past
GitHub gist -> https://gist.github.com/kyrathasoft/d00c2bdecd1a405d864f5be1789879f1
Pastebin.com -> https://pastebin.com/jXC0B9EV
*/
namespace MyAgePreditorNamespace
{
    class MyAgePredictorClass
    {
        static void Main(string[] args)
        {
            //declare vars we'll need...
            string sData = String.Empty;
            DateTime dt;

            /* loop till valid date entered, or user indicates
            she wants to quit by entering letter Q */
            while (!Tester.IsDate(sData))
            {
                string msg = "Please enter your birthdate ";
                msg += "(mm/dd/yyyy), or \"Q\" to quit: ";
                Console.Write(msg);
                sData = Console.ReadLine().Trim();
                if (sData.ToLower() == "q") { Environment.Exit(0); }
            }

            dt = DateTime.Parse(sData);
            Console.WriteLine("You entered a valid date: {0}",
                dt.ToShortDateString());

            if (dt < DateTime.Now)
            {
                int age = Tester.GetDifferenceInYears(dt, DateTime.Now);

                if (age > 4)
                {
                    Console.WriteLine("Your current age: {0}", age.ToString());
                    age++;
                    Console.Write("I predict you'll be {0} ", age.ToString());
                    Console.WriteLine("years old a year from now...");
                }
                else
                {
                    Console.Write("You're {0}, for crying out loud! ", age);
                    Console.WriteLine("That's hardly old enough to be typing...");
                }
            }
            else
            {
                Console.Write("Uh... the birth date you entered ");
                Console.WriteLine("lies...like...in the future, dude.");
            }
        }
    }
}