Stew

using System;
using System.Linq;
using System.Collections.Generic;
using System.IO;
using System.ComponentModel;

namespace Lesson1
{
    class Program
    {
        static void Main(string[] args)
        {
            List<Stew> stews = new List<Stew>()
            {
                new Stew("Свинина", 2012, 20),
                new Stew("Говядина", 2016, 25),
                new Stew("Килька", 2020, 15),
                new Stew("Свинина", 2003, 20),
                new Stew("Сгущенка", 2017, 2),
                new Stew("Свинина", 2006, 20),
                new Stew("Свинина", 1970, 20),
                new Stew("Говядина", 2015, 25),
                new Stew("Килька", 1997, 15),
                new Stew("Сгущенка", 2019, 2),
            };

            foreach (var stew in stews)
            {
                Console.WriteLine($"{stew.Name} - {stew.ProducrionYear} года хранится {stew.ExpirationYear} лет");
            }

            var expiredStew = stews.Where(stew => stew.ProducrionYear + stew.ExpirationYear <= DateTime.Now.Year);

            Console.WriteLine("\nПросрочены: ");
            foreach (var stew in expiredStew)
            {
                Console.WriteLine($"{stew.Name} - {stew.ProducrionYear} года хранится {stew.ExpirationYear} лет");
            }
            Console.ReadKey();
        }
    }

    class Stew
    {
        public string Name;
        public int ProducrionYear;
        public int ExpirationYear;

        public Stew(string name, int producrionDate, int expirationYear)
        {
            Name = name;
            ProducrionYear = producrionDate;
            ExpirationYear = expirationYear;
        }
    }
}