Program.cs

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;

namespace _15._03
{
    class Program
    {
        static void Main(string[] args)
        {
            //Magazine std = new Magazine();// преобразовываем данные объекта с помощью метода toshortString
            //Console.WriteLine(std.ToShortString());
            //Console.WriteLine();

            //foreach (Frequency element in Enum.GetValues(typeof(Frequency)))//вывожу значения индексатора для значений индекса
            //    Console.WriteLine($"{element} = {std[element]}");
            //Console.WriteLine();

            //std = new Magazine(new string("Glamur"), Frequency.Monthly, DateTime.MaxValue, 800);
            //Console.WriteLine(std.ToShortString());//присваиваю значения свойствам Magazine  и вывожу с помощью метода ToString
            //Console.WriteLine();


            //std.AddArticles(
            //new Article("\nVogue", 3.5, new Person("Ivanova")),//с помощбю метода addArticles добавляю элементы в список статей и вывожу
            //new Article("\nElle", 7, new Person("Petrova")),
            //new Article("\nSadovik", 10, new Person("Kuznetzova")),
            //new Article("\nRussia", 20, new Person("Belova")));

            //Console.WriteLine(std.ToString());


            //Stopwatch a1 = new Stopwatch();//сравниваю время выполнения операций с одинаковым числом элем типа Articles
            //a1.Start();
            //Article[] P1 = new Article[40000];
            //for (int i = 0; i < P1.Length; i++)
            //{
            //    P1[i] = new Article();
            //}
            //a1.Stop();
            //Console.WriteLine($"\nВремя первой операции: {a1.ElapsedMilliseconds}");

            //Stopwatch a2 = new Stopwatch();
            //a2.Start();
            //Article[,] P2 = new Article[400, 100];
            //for (int i = 0; i < 400; i++)
            //{
            //    for (int j = 0; j < 100; j++)
            //    {
            //        P2[i, j] = new Article();
            //    }
            //}
            //a2.Stop();
            //Console.WriteLine($"\nВремя второй операции: {a2.ElapsedMilliseconds}");

            //Stopwatch a3 = new Stopwatch();
            //a3.Start();
            //Article[][] P3 = new Article[5][];
            //{
            //    for (int i = 0; i < 5; i++)
            //    {
            //        P3[i] = new Article[8000];
            //        for (int j = 0; j < 8000; j++)
            //        {
            //            P3[i][j] = new Article();
            //        }
            //    }
            //}
            //a3.Stop();
            //Console.WriteLine($"\nВремя третьей операции: {a3.ElapsedMilliseconds}");






            ////////////////////////////////////////////// вторая часть
            //////////////////////1
            Console.WriteLine("New part of task \r\n /////////////////////////////////////////////////////////\r\n");

            Edition Ed1 = new Edition("Name1", new DateTime(2022,03,01), 10);
            Edition Ed2 = new Edition("Name1", new DateTime(2022,03,01), 10);
            Console.WriteLine(Ed1.Equals(Ed2));
            Console.WriteLine(Ed1 == Ed2);
            Console.WriteLine(string.Format(" Edition1: {0}, Edition2: {1} ", Ed1.GetHashCode(), Ed2.GetHashCode()));
            //////////////////////////////////////2

            try
            {
                Ed2._Circulation = -10;
            }
            catch (ArgumentOutOfRangeException ex)
            {
                Console.WriteLine(ex.Message);
            }
            ///////////////////////////////////////3
            Magazine Mag1 = new Magazine("Magazine1", Frequency.Monthly, new DateTime(2000, 01, 01), 1000);
            Mag1.AddArticles(new Article[3] { new Article("Art1", 7, new Person("Author of Art1")), new Article("Art2", 5, new Person("Author of Art2")), new Article("Art3", 10, new Person("Author of Art3")) });
            Mag1.AddEditors(new Person[3] { new Person("Author of Art1"), new Person("Author of Art2"), new Person("Author of Art3") });
            Console.WriteLine(Mag1.ToString());
            /////////////////////////////4
            Console.WriteLine(Mag1.GetEdition.ToString());
            /////////////////////////////////5
            ///если хочется проверить. что без дип копи данные меняются по ссылке во всех объектах, привязанных к ссылке
            ////Magazine Mag1Copy = Mag1;
            ////Mag1Copy.name = "Magazine234";
            ////Console.WriteLine(Mag1.ToString());
            ////Console.WriteLine(Mag1Copy.ToString());
            ///
            Magazine Mag1Copy = (Magazine)Mag1.DeepCopy();
            Mag1.name = "Magaz1";
            Mag1.Circulation = 1500;
            Console.WriteLine("////////////////Mag1////////////////////");
            Console.WriteLine(Mag1.ToString());
            Console.WriteLine("////////////////Mag1Copy////////////////////");
            Console.WriteLine(Mag1Copy.ToString());
            /////////////////////////////////////6
            foreach(Article art in Mag1.HighRateArticles(6))
            {
                //Console.WriteLine(art);
            }
            ////////////////////////7
            foreach(Article art in Mag1.StrInName("rt2"))
            {
                //Console.WriteLine(art);
            }
        }

    }

}
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