C# Задача от SoftUni -1000 Days After Birth

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _13_1000_Days_After_Birth
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Въведи дата - ден-месец-година:");
            var inputDate = DateTime.ParseExact(Console.ReadLine(), "dd-MM-yyyy", null);
            DateTime outputDate = inputDate.AddDays(999);

            Console.WriteLine("{0:dd-MM-yyyy}", outputDate);
        }
    }
}