using System;

public class Program

{

    public static void Main()

    {

        var now= DateTime.Now;var days= 63;var after= now.AddDays(days);var nowStr= now.ToString("yyyy-MM-dd");var afterStr = after.ToString("yyyy-MM-dd");Console.WriteLine(string.Format("{0} is the date after {1} days from {2}",afterStr,days,nowStr));

    }

}