using System.IO;

using System;

​

public class Program

{

public class RecordFiles{

    public RecordFiles(){

        Console.WriteLine("Enter the file name:");

        string fileName = Console.ReadLine();

        File.Exists(fileName);

        if (File.Exists("fileName")) {

                foreach (int i in Enum.GetValues(typeof(Names)))

                {

                    Console.WriteLine(" {i}");

                }

        }

        else {

            Console.WriteLine("The names was already recorded in the files");

        }

    }

}

​

public class RetrieveFiles{

    public RetrieveFiles(){

        Console.WriteLine("Enter the file name:");

        string fileName = Console.ReadLine();

        File.Exists(fileName);

        if (File.Exists("fileName")) {

            string text = File.ReadAllText(fileName);  

            Console.WriteLine(text);  

        }

        else {

            Console.WriteLine("file was not found");

        }

    }

}

​

public class MainMenu{

    public MainMenu(){

    Console.WriteLine("Welcome to Working with Files");

    Console.WriteLine("[1] Record File");

    Console.WriteLine("[2] Retrieved File");

    Console.WriteLine("[3] Exit");

    Console.WriteLine("Select from the Menu:");

    int menu = Convert.ToInt32(Console.ReadLine());

    switch(menu) {

        case 1:

            RecordFiles recordFiles = new RecordFiles();

            break;

        case 2:

            RetrieveFiles retrieveFiles = new RetrieveFiles();

            break;

        case 3:

            Console.WriteLine("Thank you for using the program");

            break;

    } 

    }

}

​

​

​

​

​

public enum Names {Arevalo,DeLosSantos,Ehab,Esperon,Macaraeg}

    public static void Main()

    {

        MainMenu mainmenu = new MainMenu();

    }

}