using System;

public class PhoneBook
{
    protected string Name;
    protected string Address;
    protected int Number;
    //Constructor 
    public PhoneBook(string tmpname , string tmpAddress , int tmpnumber)
    {
        Name = tmpname;
        Address = tmpAddress;
        Number = tmpnumber;
        Console.WriteLine("Object created");
    }
    public void Show()
    {
        Console.WriteLine("Name: {0} , Address: {1}, Phone Number : {2}", Name, Address, Number);
    }
    public int getnum{
        get{
            return Number;
        }   
    }
    public string getname{
        get{
            return Name;
        }
    }

}
public class Programm
{
    protected void menu()
    {
        Console.WriteLine("[1]Eisagwgh Eggrafhs");
        Console.WriteLine("[2]Emafanisi Eggrafwn");
        Console.WriteLine("[3]Eyresh Eggrafhs apo numero");
        Console.WriteLine("[4]Eyresh Eggrafhs apo Onoma");
        Console.WriteLine("[5]Diagrafi Eggrafhs");
        Console.WriteLine("[6]Exit");
        Console.WriteLine("[+]Give Option");
    }
    static void Main()
    {   int choice=0,count =0,arrayLenght=4 ;
        Programm p = new Programm();
        PhoneBook[] records = new PhoneBook[arrayLenght];
        do
        {
            p.menu();
            string epilogi =Console.ReadLine();
            choice = Convert.ToInt32(epilogi);
            switch (choice)
            {
                case 1:
                    if (count == arrayLenght)
                    {
                        Console.WriteLine("Cannot add a record. Memory is full");
                        break;
                    }
                    else
                    {
                        Console.WriteLine("You can add {0} more records", arrayLenght - count);
                    }
                    Console.WriteLine("Dose Onoma");
                    string onoma = Console.ReadLine();
                    Console.WriteLine("Dose Dieuthinsi");
                    string address = Console.ReadLine();
                    Console.WriteLine("Dose Tilefono");
                    string tmpphone = Console.ReadLine();
                    records[count]= new PhoneBook(onoma, address, Convert.ToInt32(tmpphone));
                    count++;
                    break;
                case 2:
                    for (int i = 0; i < count; i++)
                    {   
                        records[i].Show();
                    }
                    break;
                case 3:
                    bool flag=false;
                    Console.WriteLine("Dose To numero");
                    string num = Console.ReadLine();
                    for(int i =0;i<count;i++){
                        if(records[i].getnum == Convert.ToInt32(num)){
                            Console.WriteLine("Found");
                            records[i].Show();
                            flag = true;
                            break;
                        }
                    }
                   if(!flag)
                    {
                        Console.WriteLine("Den vrethike");
                    }
                    break;
                case 4:
                    flag = false;
                    Console.WriteLine("Dose Onoma");
                    onoma = Console.ReadLine();
                    for (int i = 0; i < count; i++)
                    {
                        if (records[i].getname == onoma)
                        {
                            Console.WriteLine("Found");
                            records[i].Show();
                            flag = true;
                            break;
                        }
                    }
                    if (!flag)
                    {
                        Console.WriteLine("Den Vrethike");
                    }
                    break;

                case 5:
                    Console.WriteLine("Poia egrafi thes na diagrapseis");
                    string recordnumber = Console.ReadLine();
                    //Metatopisi Twn egrafwn gia na min iparxoune kena stoixeia ston pinaka kai enhmerwsh tou count 
                    for (int i =Convert.ToInt32(recordnumber)+1;i+1<arrayLenght;i++){
                        records[i-1] = records[i];
                    }
                    count--;
                    break;

                case 6:
                    Console.WriteLine("Exiting..");
                    break;



            }
        } while (choice != 6);
    }
}