using System;

using System.Globalization;

public class Program

{

    public static void Main()

    {

            var testString = "2Y 4M 3D";

            var splitString = testString.Split(' ');

            var year = int.Parse(splitString[0][0].ToString(CultureInfo.InvariantCulture));

            var month = int.Parse(splitString[1][0].ToString(CultureInfo.InvariantCulture));

            var day = int.Parse(splitString[2][0].ToString(CultureInfo.InvariantCulture));

            var totalSeconds = (DateTime.Now.AddYears(year).AddMonths(month).AddDays(day) - DateTime.Now).TotalSeconds;

            var newDate = DateTime.Now.AddYears(year).AddMonths(month).AddDays(day);

            Console.WriteLine(newDate);

            Console.WriteLine("TimeSpan:" +totalSeconds);

    }

}