diff --git a/tasks/kazakov-ev/lab_4/.gitignore b/tasks/kazakov-ev/lab_4/.gitignore new file mode 100644 index 0000000..3c395b3 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/.gitignore @@ -0,0 +1,456 @@ +var/result/ + +## Ignore Visual Studio temporary files, build results, and +## files generated by popular Visual Studio add-ons. +## +## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore + +# User-specific files +*.rsuser +*.suo +*.user +*.userosscache +*.sln.docstates + +# User-specific files (MonoDevelop/Xamarin Studio) +*.userprefs + +# Mono auto generated files +mono_crash.* + +# Build results +[Dd]ebug/ +[Dd]ebugPublic/ +[Rr]elease/ +[Rr]eleases/ +x64/ +x86/ +[Ww][Ii][Nn]32/ +[Aa][Rr][Mm]/ +[Aa][Rr][Mm]64/ +bld/ +[Bb]in/ +[Oo]bj/ +[Ll]og/ +[Ll]ogs/ + +# Visual Studio 2015/2017 cache/options directory +.vs/ +# Uncomment if you have tasks that create the project's static files in wwwroot +#wwwroot/ + +# Visual Studio 2017 auto generated files +Generated\ Files/ + +# MSTest test Results +[Tt]est[Rr]esult*/ +[Bb]uild[Ll]og.* + +# NUnit +*.VisualState.xml +TestResult.xml +nunit-*.xml + +# Build Results of an ATL Project +[Dd]ebugPS/ +[Rr]eleasePS/ +dlldata.c + +# Benchmark Results +BenchmarkDotNet.Artifacts/ + +# .NET +project.lock.json +project.fragment.lock.json +artifacts/ + +# Tye +.tye/ + +# ASP.NET Scaffolding +ScaffoldingReadMe.txt + +# StyleCop +StyleCopReport.xml + +# Files built by Visual Studio +*_i.c +*_p.c +*_h.h +*.ilk +*.meta +*.obj +*.iobj +*.pch +*.pdb +*.ipdb +*.pgc +*.pgd +*.rsp +*.sbr +*.tlb +*.tli +*.tlh +*.tmp +*.tmp_proj +*_wpftmp.csproj +*.log +*.vspscc +*.vssscc +.builds +*.pidb +*.svclog +*.scc + +# Chutzpah Test files +_Chutzpah* + +# Visual C++ cache files +ipch/ +*.aps +*.ncb +*.opendb +*.opensdf +*.sdf +*.cachefile +*.VC.db +*.VC.VC.opendb + +# Visual Studio profiler +*.psess +*.vsp +*.vspx +*.sap + +# Visual Studio Trace Files +*.e2e + +# TFS 2012 Local Workspace +$tf/ + +# Guidance Automation Toolkit +*.gpState + +# ReSharper is a .NET coding add-in +_ReSharper*/ +*.[Rr]e[Ss]harper +*.DotSettings.user + +# TeamCity is a build add-in +_TeamCity* + +# DotCover is a Code Coverage Tool +*.dotCover + +# AxoCover is a Code Coverage Tool +.axoCover/* +!.axoCover/settings.json + +# Coverlet is a free, cross platform Code Coverage Tool +coverage*.json +coverage*.xml +coverage*.info + +# Visual Studio code coverage results +*.coverage +*.coveragexml + +# NCrunch +_NCrunch_* +.*crunch*.local.xml +nCrunchTemp_* + +# MightyMoose +*.mm.* +AutoTest.Net/ + +# Web workbench (sass) +.sass-cache/ + +# Installshield output folder +[Ee]xpress/ + +# DocProject is a documentation generator add-in +DocProject/buildhelp/ +DocProject/Help/*.HxT +DocProject/Help/*.HxC +DocProject/Help/*.hhc +DocProject/Help/*.hhk +DocProject/Help/*.hhp +DocProject/Help/Html2 +DocProject/Help/html + +# Click-Once directory +publish/ + +# Publish Web Output +*.[Pp]ublish.xml +*.azurePubxml +# Note: Comment the next line if you want to checkin your web deploy settings, +# but database connection strings (with potential passwords) will be unencrypted +*.pubxml +*.publishproj + +# Microsoft Azure Web App publish settings. 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+using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.QueueDeclare(queue: "mail"); +channel.QueueBind(queue: "mail", + exchange: "post", + routingKey: string.Empty); + +Console.WriteLine(" [*] Ожидание сообщения."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += async (model, ea) => +{ + byte[] body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + + string outputText = $"Письмо было отправлено почтой {message}"; + Console.WriteLine($" [x] Сделано. {outputText}"); + channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false); +}; +channel.BasicConsume(queue: "mail", + autoAck: false, + consumer: consumer); + +Console.WriteLine(" Нажми [enter] чтобы выйти."); +Console.ReadLine(); \ No newline at end of file diff --git a/tasks/kazakov-ev/lab_4/MainTask/Consumer1/Consumer1.csproj b/tasks/kazakov-ev/lab_4/MainTask/Consumer1/Consumer1.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/MainTask/Consumer1/Consumer1.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/MainTask/Consumer2/Consumer2.cs b/tasks/kazakov-ev/lab_4/MainTask/Consumer2/Consumer2.cs new file mode 100644 index 0000000..85e7eae --- /dev/null +++ b/tasks/kazakov-ev/lab_4/MainTask/Consumer2/Consumer2.cs @@ -0,0 +1,37 @@ +using System.Text; +using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +Random rand = new Random(); +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +string queueName = $"courier{rand.Next()}"; + +channel.QueueDeclare(queue: queueName); +channel.QueueBind(queue: queueName, + exchange: "post", + routingKey: string.Empty); + +Console.WriteLine(" [*] Ожидание сообщения."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += async (model, ea) => +{ + byte[] body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + + int waitTime = rand.Next(20, 90); + Thread.Sleep(waitTime * 100); + + string outputText = $"Курьер с письмом потратил {waitTime} минут и доставил письмо {message}"; + Console.WriteLine($" [x] Сделано. {outputText}"); + channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false); +}; +channel.BasicConsume(queue: queueName, + autoAck: false, + consumer: consumer); + +Console.WriteLine(" Нажми [enter] чтобы выйти."); +Console.ReadLine(); diff --git a/tasks/kazakov-ev/lab_4/MainTask/Consumer2/Consumer2.csproj b/tasks/kazakov-ev/lab_4/MainTask/Consumer2/Consumer2.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/MainTask/Consumer2/Consumer2.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/MainTask/Publisher/Publisher.cs b/tasks/kazakov-ev/lab_4/MainTask/Publisher/Publisher.cs new file mode 100644 index 0000000..7174fb9 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/MainTask/Publisher/Publisher.cs @@ -0,0 +1,31 @@ +using System.Text; +using RabbitMQ.Client; + +Random rand = new Random(); +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.ExchangeDeclare(exchange: "post", type: ExchangeType.Fanout); + +foreach (var item in Enumerable.Range(0, 1000)) +{ + var message = rand.Next().ToString(); + + var body = Encoding.UTF8.GetBytes(message); + channel.BasicPublish(exchange: "post", + routingKey: string.Empty, + basicProperties: null, + body: body); + + Console.WriteLine($" [x] Письмо готово {message}"); + await Task.Delay(500); +} + +Console.WriteLine(" Нажми [enter] чтобы выйти."); +Console.ReadLine(); + +static string GetMessage(string[] args) +{ + return ((args.Length > 0) ? string.Join(" ", args) : "info: Привет Мир!"); +} \ No newline at end of file diff --git a/tasks/kazakov-ev/lab_4/MainTask/Publisher/Publisher.csproj b/tasks/kazakov-ev/lab_4/MainTask/Publisher/Publisher.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/MainTask/Publisher/Publisher.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/README.md b/tasks/kazakov-ev/lab_4/README.md new file mode 100644 index 0000000..3bb1db9 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/README.md @@ -0,0 +1,151 @@ +# Отчет по лабораторной работе №4 + +Выполнил студент гр. ИСЭбд-41 Казаков Е.В. + +## Прохождение tutorial + +Установил rabbitMQ server, erlang и зашел в брокер под гостем по http://localhost:15672/#/ + +Туториал 1: + +![](pic/1.png) +![](pic/1.1.png) + +Туториал 2: + +![](pic/2.png) +![](pic/2.1.png) +![](pic/2.2.png) + +Туториал 3: + +![](pic/3.png) +![](pic/3.1.png) + +## Разработка демонстрационных приложений + +Предметная область: Доставка почты. Производитель - почтовая станция, которая сигнализирует о том, что пришла почта. Потребитель 1 - курьер тратит время и доставляет почту. Потребитель 2 - мы отправляет письмо по почте. + +1. Publisher + +```py +using System.Text; +using RabbitMQ.Client; + +Random rand = new Random(); +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.ExchangeDeclare(exchange: "post", type: ExchangeType.Fanout); + +foreach (var item in Enumerable.Range(0, 1000)) +{ + var message = rand.Next().ToString(); + + var body = Encoding.UTF8.GetBytes(message); + channel.BasicPublish(exchange: "post", + routingKey: string.Empty, + basicProperties: null, + body: body); + + Console.WriteLine($" [x] Письмо готово {message}"); + await Task.Delay(500); +} + +Console.WriteLine(" Нажми [enter] чтобы выйти."); +Console.ReadLine(); + +static string GetMessage(string[] args) +{ + return ((args.Length > 0) ? string.Join(" ", args) : "info: Привет Мир!"); +} +``` + +2. Consumer 1. + +```py +using System.Text; +using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +Random rand = new Random(); +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +string queueName = $"courier{rand.Next()}"; + +channel.QueueDeclare(queue: queueName); +channel.QueueBind(queue: queueName, + exchange: "post", + routingKey: string.Empty); + +Console.WriteLine(" [*] Ожидание сообщения."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += async (model, ea) => +{ + byte[] body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + + int waitTime = rand.Next(20, 90); + Thread.Sleep(waitTime * 100); + + string outputText = $"Курьер с письмом потратил {waitTime} минут и доставил письмо {message}"; + Console.WriteLine($" [x] Сделано. {outputText}"); + channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false); +}; +channel.BasicConsume(queue: queueName, + autoAck: false, + consumer: consumer); + +Console.WriteLine(" Нажми [enter] чтобы выйти."); +Console.ReadLine(); + +``` + +3. Consumer 2. + +```py +using System.Text; +using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.QueueDeclare(queue: "mail"); +channel.QueueBind(queue: "mail", + exchange: "post", + routingKey: string.Empty); + +Console.WriteLine(" [*] Ожидание сообщения."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += async (model, ea) => +{ + byte[] body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + + string outputText = $"Письмо было отправлено почтой {message}"; + Console.WriteLine($" [x] Сделано. {outputText}"); + channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false); +}; +channel.BasicConsume(queue: "mail", + autoAck: false, + consumer: consumer); + +Console.WriteLine(" Нажми [enter] чтобы выйти."); +Console.ReadLine(); +``` + +## Результаты выполнения лабораторной работы +Вот работа наших 2 потребителей и производителя +![](pic/4.1.png) +Наш график, где нагляжно видно очереди и скорость прохода сообщений +![](pic/4.png) +Очередь с названием "courier..." - это наша очередь с курьером, а очередь "mail" - почтой +![](pic/4.2.png) +Вывод: Consumer2 - меньше нагружает память(из-за отсутствия простаивания очереди) и быстрее по времени, чем Consumer1(Реально, я вот щас пишу записку, а он до сих пор назначает курьеров😂) \ No newline at end of file diff --git a/tasks/kazakov-ev/lab_4/Tut1/Receive/Receive.cs b/tasks/kazakov-ev/lab_4/Tut1/Receive/Receive.cs new file mode 100644 index 0000000..359cb9e --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut1/Receive/Receive.cs @@ -0,0 +1,29 @@ +using System.Text; +using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.QueueDeclare(queue: "hello", + durable: false, + exclusive: false, + autoDelete: false, + arguments: null); + +Console.WriteLine(" [*] Waiting for messages."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += (model, ea) => +{ + var body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + Console.WriteLine($" [x] Received {message}"); +}; +channel.BasicConsume(queue: "hello", + autoAck: true, + consumer: consumer); + +Console.WriteLine(" Press [enter] to exit."); +Console.ReadLine(); diff --git a/tasks/kazakov-ev/lab_4/Tut1/Receive/Receive.csproj b/tasks/kazakov-ev/lab_4/Tut1/Receive/Receive.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut1/Receive/Receive.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/Tut1/Send/Send.cs b/tasks/kazakov-ev/lab_4/Tut1/Send/Send.cs new file mode 100644 index 0000000..a6667c5 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut1/Send/Send.cs @@ -0,0 +1,24 @@ +using System.Text; +using RabbitMQ.Client; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.QueueDeclare(queue: "hello", + durable: false, + exclusive: false, + autoDelete: false, + arguments: null); + +const string message = "Hello World!"; +var body = Encoding.UTF8.GetBytes(message); + +channel.BasicPublish(exchange: string.Empty, + routingKey: "hello", + basicProperties: null, + body: body); +Console.WriteLine($" [x] Sent {message}"); + +Console.WriteLine(" Press [enter] to exit."); +Console.ReadLine(); diff --git a/tasks/kazakov-ev/lab_4/Tut1/Send/Send.csproj b/tasks/kazakov-ev/lab_4/Tut1/Send/Send.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut1/Send/Send.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/Tut2/NewTask/NewTask.cs b/tasks/kazakov-ev/lab_4/Tut2/NewTask/NewTask.cs new file mode 100644 index 0000000..2773371 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut2/NewTask/NewTask.cs @@ -0,0 +1,32 @@ +using System.Text; +using RabbitMQ.Client; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.QueueDeclare(queue: "task_queue", + durable: true, + exclusive: false, + autoDelete: false, + arguments: null); + +var message = GetMessage(args); +var body = Encoding.UTF8.GetBytes(message); + +var properties = channel.CreateBasicProperties(); +properties.Persistent = true; + +channel.BasicPublish(exchange: string.Empty, + routingKey: "task_queue", + basicProperties: properties, + body: body); +Console.WriteLine($" [x] Sent {message}"); + +Console.WriteLine(" Press [enter] to exit."); +Console.ReadLine(); + +static string GetMessage(string[] args) +{ + return ((args.Length > 0) ? string.Join(" ", args) : "Hello World!"); +} diff --git a/tasks/kazakov-ev/lab_4/Tut2/NewTask/NewTask.csproj b/tasks/kazakov-ev/lab_4/Tut2/NewTask/NewTask.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut2/NewTask/NewTask.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/Tut2/Worker/Worker.cs b/tasks/kazakov-ev/lab_4/Tut2/Worker/Worker.cs new file mode 100644 index 0000000..05e0f70 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut2/Worker/Worker.cs @@ -0,0 +1,39 @@ +using System.Text; +using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.QueueDeclare(queue: "task_queue", + durable: true, + exclusive: false, + autoDelete: false, + arguments: null); + +channel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false); + +Console.WriteLine(" [*] Waiting for messages."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += (model, ea) => +{ + byte[] body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + Console.WriteLine($" [x] Received {message}"); + + int dots = message.Split('.').Length - 1; + Thread.Sleep(dots * 1000); + + Console.WriteLine(" [x] Done"); + + // here channel could also be accessed as ((EventingBasicConsumer)sender).Model + channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false); +}; +channel.BasicConsume(queue: "task_queue", + autoAck: false, + consumer: consumer); + +Console.WriteLine(" Press [enter] to exit."); +Console.ReadLine(); diff --git a/tasks/kazakov-ev/lab_4/Tut2/Worker/Worker.csproj b/tasks/kazakov-ev/lab_4/Tut2/Worker/Worker.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut2/Worker/Worker.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/Tut3/EmitLogs/EmitLogs.cs b/tasks/kazakov-ev/lab_4/Tut3/EmitLogs/EmitLogs.cs new file mode 100644 index 0000000..5123339 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut3/EmitLogs/EmitLogs.cs @@ -0,0 +1,24 @@ +using System.Text; +using RabbitMQ.Client; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.ExchangeDeclare(exchange: "logs", type: ExchangeType.Fanout); + +var message = GetMessage(args); +var body = Encoding.UTF8.GetBytes(message); +channel.BasicPublish(exchange: "logs", + routingKey: string.Empty, + basicProperties: null, + body: body); +Console.WriteLine($" [x] Sent {message}"); + +Console.WriteLine(" Press [enter] to exit."); +Console.ReadLine(); + +static string GetMessage(string[] args) +{ + return ((args.Length > 0) ? string.Join(" ", args) : "info: Hello World!"); +} diff --git a/tasks/kazakov-ev/lab_4/Tut3/EmitLogs/EmitLogs.csproj b/tasks/kazakov-ev/lab_4/Tut3/EmitLogs/EmitLogs.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut3/EmitLogs/EmitLogs.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/Tut3/ReceiveLogs/ReceiveLogs.cs b/tasks/kazakov-ev/lab_4/Tut3/ReceiveLogs/ReceiveLogs.cs new file mode 100644 index 0000000..32c84d2 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut3/ReceiveLogs/ReceiveLogs.cs @@ -0,0 +1,31 @@ +using System.Text; +using RabbitMQ.Client; +using RabbitMQ.Client.Events; + +var factory = new ConnectionFactory { HostName = "localhost" }; +using var connection = factory.CreateConnection(); +using var channel = connection.CreateModel(); + +channel.ExchangeDeclare(exchange: "logs", type: ExchangeType.Fanout); + +// declare a server-named queue +var queueName = channel.QueueDeclare().QueueName; +channel.QueueBind(queue: queueName, + exchange: "logs", + routingKey: string.Empty); + +Console.WriteLine(" [*] Waiting for logs."); + +var consumer = new EventingBasicConsumer(channel); +consumer.Received += (model, ea) => +{ + byte[] body = ea.Body.ToArray(); + var message = Encoding.UTF8.GetString(body); + Console.WriteLine($" [x] {message}"); +}; +channel.BasicConsume(queue: queueName, + autoAck: true, + consumer: consumer); + +Console.WriteLine(" Press [enter] to exit."); +Console.ReadLine(); diff --git a/tasks/kazakov-ev/lab_4/Tut3/ReceiveLogs/ReceiveLogs.csproj b/tasks/kazakov-ev/lab_4/Tut3/ReceiveLogs/ReceiveLogs.csproj new file mode 100644 index 0000000..e857d13 --- /dev/null +++ b/tasks/kazakov-ev/lab_4/Tut3/ReceiveLogs/ReceiveLogs.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + diff --git a/tasks/kazakov-ev/lab_4/pic/1.1.png b/tasks/kazakov-ev/lab_4/pic/1.1.png new file mode 100644 index 0000000..f75e2f9 Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/1.1.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/1.png b/tasks/kazakov-ev/lab_4/pic/1.png new file mode 100644 index 0000000..6540c08 Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/1.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/2.1.png b/tasks/kazakov-ev/lab_4/pic/2.1.png new file mode 100644 index 0000000..45bfb1e Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/2.1.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/2.2.png b/tasks/kazakov-ev/lab_4/pic/2.2.png new file mode 100644 index 0000000..a29e1cc Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/2.2.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/2.png b/tasks/kazakov-ev/lab_4/pic/2.png new file mode 100644 index 0000000..8fd4ddb Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/2.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/3.1.png b/tasks/kazakov-ev/lab_4/pic/3.1.png new file mode 100644 index 0000000..0ebb0b9 Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/3.1.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/3.png b/tasks/kazakov-ev/lab_4/pic/3.png new file mode 100644 index 0000000..58286ad Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/3.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/4.1.png b/tasks/kazakov-ev/lab_4/pic/4.1.png new file mode 100644 index 0000000..6b7dccb Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/4.1.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/4.2.png b/tasks/kazakov-ev/lab_4/pic/4.2.png new file mode 100644 index 0000000..8285a6b Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/4.2.png differ diff --git a/tasks/kazakov-ev/lab_4/pic/4.png b/tasks/kazakov-ev/lab_4/pic/4.png new file mode 100644 index 0000000..2f1d2fb Binary files /dev/null and b/tasks/kazakov-ev/lab_4/pic/4.png differ