создала мноооооооооооооооооооооооооого папок и классов

Bank/Bank.sln

@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.9.34714.143
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Bank", "Bank\Bank.csproj", "{62DBBC06-E896-4A0F-8961-93199E6D8CFF}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BankDatabaseImplement", "BankDatabaseImplement\BankDatabaseImplement.csproj", "{FB75A206-998D-4794-9273-3C09C6F9B16D}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -11,10 +11,10 @@ Global
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{62DBBC06-E896-4A0F-8961-93199E6D8CFF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{62DBBC06-E896-4A0F-8961-93199E6D8CFF}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{62DBBC06-E896-4A0F-8961-93199E6D8CFF}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{62DBBC06-E896-4A0F-8961-93199E6D8CFF}.Release|Any CPU.Build.0 = Release|Any CPU
+		{FB75A206-998D-4794-9273-3C09C6F9B16D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{FB75A206-998D-4794-9273-3C09C6F9B16D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{FB75A206-998D-4794-9273-3C09C6F9B16D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{FB75A206-998D-4794-9273-3C09C6F9B16D}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Bank/BankDatabaseImplement/BankDB.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement
+{
+    internal class BankDB
+    {
+    }
+}

Bank/BankDatabaseImplement/BankDatabaseImplement.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

Bank/BankDatabaseImplement/Implements/ClientStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Implements
+{
+    internal class ClientStorage
+    {
+    }
+}

Bank/BankDatabaseImplement/Implements/CostStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Implements
+{
+    internal class CostStorage
+    {
+    }
+}

Bank/BankDatabaseImplement/Implements/EmployeeStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Implements
+{
+    internal class EmployeeStorage
+    {
+    }
+}

Bank/BankDatabaseImplement/Implements/OperationStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Implements
+{
+    internal class OperationStorage
+    {
+    }
+}

Bank/BankDatabaseImplement/Implements/PaymentStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Implements
+{
+    internal class PaymentStorage
+    {
+    }
+}

Bank/BankDatabaseImplement/Implements/PurchaseStorage.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Implements
+{
+    internal class PurchaseStorage
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/Client.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class Client
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/Cost.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class Cost
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/CostByPurchase.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class CostByPurchase
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/Employee.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class Employee
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/Operation.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class Operation
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/OperationByPurchase.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class OperationByPurchase
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/Payment.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class Payment
+    {
+    }
+}

Bank/BankDatabaseImplement/Models/Purchase.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BankDatabaseImplement.Models
+{
+    internal class Purchase
+    {
+    }
+}