Need some help with C# using System; using System.Collections.Generic; using Sys

Question

Need some help with C#

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Phone_Book
{
    class PhoneBook
    {
        List<String> Email_id = new List<string>();
        SortedDictionary <String, int> Dict = new SortedDictionary <String, int>();
        StringCollection Address = new StringCollection();
        public Directory (SortedDictionary <string, Int> dict, StringCollection address, List <String> email)
        {
            this.Dict = dict;
            this.Email_id = email;
            this.FName = F_Name;
            this.LName = L_Name;
            this.address = Address;
        }
    }
    class Another
    {
        static void main(string[] args)
        {
            int number;
            start_again;
            String Key, address, Email, F_Name, L_Name;
            for (int i = 0; i < 20; i++)
            {
                Console.WrinteLine("Enter Entry");
                Key = Console.Readline();
                Console.WriteLine("Enter Number to be Added");
                number = Convert.ToInt32(Console.Readline());
                Console.WriteLine("Enter Address to be Added");
                address = Console.ReadLine();
                Console.WriteLine("Enter Email Address");
                Email = Console.Readline();
                Console.WriteLine("Enter Last Name");
                FName = Console.ReadLine();
                Console.WriteLine("Enter First Name");
                LName = Console.ReadLine();
                dict.Add(Key, Number);
                Console.WriteLine("Do You Want to Continue?");
                char C = Convert.ToChar(Console.ReadLine());
                if (C == 'y')
                {
                    console.WriteLine("Yes");
                    goto start_again;
                }
                else
                {
                    Console.WriteLine("No More Entries to be added.");
                    Console.WriteLine("First Name, Last Name, Address, Email");
                    foreach (object at in dir)
                    {
                        Console.WriteLine(at);
                    }
                }
                Console.ReadLine();
            }
        }
    }
}

Explanation / Answer

Code

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Text;
using System.Threading;

namespace Program
{
    class PhoneBook
    {
        List<String> Email_id = new List<string>();
        SortedDictionary <String, int> Dict = new SortedDictionary <String, int>();
        StringCollection FName = new StringCollection();
        StringCollection LName = new StringCollection();
        StringCollection Address = new StringCollection();
        public void Directory(SortedDictionary <string, int> dir, StringCollection address, List <String> email,StringCollection F_Name,StringCollection L_Name)
        {
            this.Dict = dir;
            this.Email_id = email;
            this.FName = F_Name;
            this.LName = L_Name;
            this.Address = address;
        }
    }
    class Program
    {
        static void Main(string[] args)
        {
             start_again:
            int number;
            String Key, address, Email, F_Name, L_Name,dir;
         
            for (int i = 0; i < 5; i++)
            {
                Console.WriteLine("Enter Entry");
                Key = Console.ReadLine();
                Console.WriteLine("Enter Number to be Added");
                number = Convert.ToInt32(Console.ReadLine());
                Console.WriteLine("Enter Address to be Added");
                address = Console.ReadLine();
                Console.WriteLine("Enter Email Address");
                Email = Console.ReadLine();
                Console.WriteLine("Enter Last Name");
                F_Name = Console.ReadLine();
                Console.WriteLine("Enter First Name");
                L_Name = Console.ReadLine();
                Dict.Add(Key,number);
                Console.WriteLine("Do You Want to Continue?");
                char C = Convert.ToChar(Console.ReadLine());
                if (C == 'y')
                {
                    Console.WriteLine("Yes");
                    goto start_again;
                }
                else
                {
                    Console.WriteLine("No More Entries to be added.");
                    Console.WriteLine("First Name, Last Name, Address, Email");
                    foreach (object at in dir)
                    {
                        Console.WriteLine(at);
                    }
                }
                Console.ReadLine();
            }
        }
    }
}

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