Создала пустой проект для решения задачи

.vs/ConsoleApp21/v17/DocumentLayout.backup.json

@@ -0,0 +1,93 @@
+{
+  "Version": 1,
+  "WorkspaceRootPath": "D:\\2IS\\ConsoleApp21\\",
+  "Documents": [
+    {
+      "AbsoluteMoniker": "D:0:0:{43BE17D4-4556-456C-A39D-4FDE44FF642C}|ConsoleApp21\\ConsoleApp21.csproj|d:\\2is\\consoleapp21\\consoleapp21\\program.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
+      "RelativeMoniker": "D:0:0:{43BE17D4-4556-456C-A39D-4FDE44FF642C}|ConsoleApp21\\ConsoleApp21.csproj|solutionrelative:consoleapp21\\program.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
+    }
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+  "DocumentGroupContainers": [
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+      "DocumentGroups": [
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+          "Children": [
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+            },
+            {
+              "$type": "Document",
+              "DocumentIndex": 0,
+              "Title": "Program.cs",
+              "DocumentMoniker": "D:\\2IS\\ConsoleApp21\\ConsoleApp21\\Program.cs",
+              "RelativeDocumentMoniker": "ConsoleApp21\\Program.cs",
+              "ToolTip": "D:\\2IS\\ConsoleApp21\\ConsoleApp21\\Program.cs",
+              "RelativeToolTip": "ConsoleApp21\\Program.cs",
+              "ViewState": "AgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
+              "WhenOpened": "2025-05-05T13:39:28.138Z",
+              "EditorCaption": ""
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+        {
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+          "SelectedChildIndex": -1,
+          "Children": [
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+              "Name": "ST:0:0:{34e76e81-ee4a-11d0-ae2e-00a0c90fffc3}"
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+          "Children": [
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+      ]
+    }
+  ]
+}

.vs/ConsoleApp21/v17/DocumentLayout.json

@@ -0,0 +1,93 @@
+{
+  "Version": 1,
+  "WorkspaceRootPath": "D:\\2IS\\ConsoleApp21\\",
+  "Documents": [
+    {
+      "AbsoluteMoniker": "D:0:0:{43BE17D4-4556-456C-A39D-4FDE44FF642C}|ConsoleApp21\\ConsoleApp21.csproj|d:\\2is\\consoleapp21\\consoleapp21\\program.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}",
+      "RelativeMoniker": "D:0:0:{43BE17D4-4556-456C-A39D-4FDE44FF642C}|ConsoleApp21\\ConsoleApp21.csproj|solutionrelative:consoleapp21\\program.cs||{A6C744A8-0E4A-4FC6-886A-064283054674}"
+    }
+  ],
+  "DocumentGroupContainers": [
+    {
+      "Orientation": 0,
+      "VerticalTabListWidth": 256,
+      "DocumentGroups": [
+        {
+          "DockedWidth": 200,
+          "SelectedChildIndex": 6,
+          "Children": [
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{b1e99781-ab81-11d0-b683-00aa00a3ee26}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{eefa5220-e298-11d0-8f78-00a0c9110057}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:129:0:{116d2292-e37d-41cd-a077-ebacac4c8cc4}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:130:0:{116d2292-e37d-41cd-a077-ebacac4c8cc4}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:128:0:{1fc202d4-d401-403c-9834-5b218574bb67}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:128:0:{116d2292-e37d-41cd-a077-ebacac4c8cc4}"
+            },
+            {
+              "$type": "Document",
+              "DocumentIndex": 0,
+              "Title": "Program.cs",
+              "DocumentMoniker": "D:\\2IS\\ConsoleApp21\\ConsoleApp21\\Program.cs",
+              "RelativeDocumentMoniker": "ConsoleApp21\\Program.cs",
+              "ToolTip": "D:\\2IS\\ConsoleApp21\\ConsoleApp21\\Program.cs",
+              "RelativeToolTip": "ConsoleApp21\\Program.cs",
+              "ViewState": "AgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==",
+              "Icon": "ae27a6b0-e345-4288-96df-5eaf394ee369.000738|",
+              "WhenOpened": "2025-05-05T13:39:28.138Z",
+              "EditorCaption": ""
+            }
+          ]
+        },
+        {
+          "DockedWidth": 254,
+          "SelectedChildIndex": -1,
+          "Children": [
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{34e76e81-ee4a-11d0-ae2e-00a0c90fffc3}"
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+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{131369f2-062d-44a2-8671-91ff31efb4f4}"
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+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{d78612c7-9962-4b83-95d9-268046dad23a}"
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+          ]
+        },
+        {
+          "DockedWidth": 200,
+          "SelectedChildIndex": -1,
+          "Children": [
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{3ae79031-e1bc-11d0-8f78-00a0c9110057}"
+            },
+            {
+              "$type": "Bookmark",
+              "Name": "ST:0:0:{1c64b9c2-e352-428e-a56d-0ace190b99a6}"
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}

ConsoleApp21.sln

@@ -0,0 +1,22 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.12.35514.174 d17.12
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConsoleApp21", "ConsoleApp21\ConsoleApp21.csproj", "{43BE17D4-4556-456C-A39D-4FDE44FF642C}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{43BE17D4-4556-456C-A39D-4FDE44FF642C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{43BE17D4-4556-456C-A39D-4FDE44FF642C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{43BE17D4-4556-456C-A39D-4FDE44FF642C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{43BE17D4-4556-456C-A39D-4FDE44FF642C}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

ConsoleApp21/App.config

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
+    </startup>
+</configuration>

ConsoleApp21/ConsoleApp21.csproj

@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{43BE17D4-4556-456C-A39D-4FDE44FF642C}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>ConsoleApp21</RootNamespace>
+    <AssemblyName>ConsoleApp21</AssemblyName>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
+    <Deterministic>true</Deterministic>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Net.Http" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+</Project>

ConsoleApp21/Program.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConsoleApp21
+{
+    internal class Program
+    {
+        static void Main(string[] args)
+        {
+        }
+    }
+}

ConsoleApp21/Properties/AssemblyInfo.cs

@@ -0,0 +1,33 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// Общие сведения об этой сборке предоставляются следующим набором
+// набора атрибутов. Измените значения этих атрибутов для изменения сведений,
+// связанные с этой сборкой.
+[assembly: AssemblyTitle("ConsoleApp21")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("ConsoleApp21")]
+[assembly: AssemblyCopyright("Copyright ©  2025")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// Установка значения False для параметра ComVisible делает типы в этой сборке невидимыми
+// для компонентов COM. Если необходимо обратиться к типу в этой сборке через
+// из модели COM задайте для атрибута ComVisible этого типа значение true.
+[assembly: ComVisible(false)]
+
+// Следующий GUID представляет идентификатор typelib, если этот проект доступен из модели COM
+[assembly: Guid("43be17d4-4556-456c-a39d-4fde44ff642c")]
+
+// Сведения о версии сборки состоят из указанных ниже четырех значений:
+//
+//      Основной номер версии
+//      Дополнительный номер версии
+//      Номер сборки
+//      Номер редакции
+//
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]

ConsoleApp21/obj/Debug/.NETFramework,Version=v4.7.2.AssemblyAttributes.cs

@@ -0,0 +1,4 @@
+// <autogenerated />
+using System;
+using System.Reflection;
+[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")]