AgeAfter10Years

using System;

class AgeAfter10Years
{
    static void Main()
    {
        Console.Write("Enter your birth date: ");
        DateTime bDay = DateTime.Parse(Console.ReadLine());
        DateTime now = DateTime.Now;
        int age = now.Year - bDay.Year;

        if (now < bDay.AddYears(age))
        {
            age--;
        }

        Console.WriteLine("You are {0} years old.", age);
        Console.WriteLine("After 10 years you will be {0} years old.", age + 10);
    }
}