static void Main(string[] args)
        {
            Magazine magazine = new Magazine();

            magazine.MagazineName = "New";
            magazine.Frequency = Frequency.Yearly;
            magazine.ReleaseDate = new DateTime(2000, 2, 1);
            magazine.Quantity = 10;
            magazine.SetOfArticles = new Article[] { new Article(), new Article() };

            Console.WriteLine(magazine.ToShortString());
            magazine.AddArticles(new Article[]
            {
                new Article(new Person("Adel", "AA", new DateTime(2000, 1, 1)),"Hello", 1),
                new Article()
            });
            Console.WriteLine("__________________");
            Console.WriteLine(magazine.ToString());
            Console.WriteLine("__________________");
            Console.WriteLine(magazine[Frequency.Monthly]);
            Console.WriteLine("__________________");

            //Тестирование массивов Article
            var linearArray = new Article[1000000];
            var rectArray = new Article[1000, 1000];
            var jaggedArray = new Article[1000][];

            for (int i = 0; i < jaggedArray.Length; i++)
                jaggedArray[i] = new Article[1000];

            //test1
            var sw = Stopwatch.StartNew();

            for (int i = 0; i < 1000000; i++)
                linearArray[i] = null;

            sw.Stop();
            Console.WriteLine(sw.Elapsed);

            //test2
            sw = Stopwatch.StartNew();

            for (int i = 0; i < 1000; i++)
                for (int j = 0; j < 1000; j++)
                    rectArray[i, j] = null;

            sw.Stop();
            Console.WriteLine(sw.Elapsed);

            //test3
            sw = Stopwatch.StartNew();

            for (int i = 0; i < 1000; i++)
                for (int j = 0; j < 1000; j++)
                    jaggedArray[i][j] = null;

            sw.Stop();
            Console.WriteLine(sw.Elapsed);

        }