MainClass

using System;
using System.Collections.Generic;

namespace ATM
{
    class Program {

        public static void LogginIn(Client c,int inputPin)
        {
            while (c.getPin()!= inputPin) {
                Console.WriteLine("Please input correct pincode!");
                inputPin = Convert.ToInt32(Console.ReadLine());
            }
        }

        public enum  Servise
    {
            availableSum,
            payment,
            chek,
            changeOfPin
        }
        public static void AtmOption(Servise s, Client client)
        {
            double pay = Convert.ToInt32(Console.ReadLine());
            client.setPayment(pay);
            int newPin = Convert.ToInt32(Console.ReadLine());
            client.setPin(newPin);
            switch (s)
            {
                case Servise.availableSum:
                    Console.WriteLine("you'r available sum is{0:C}", client.getAvailableSum());
                    break;
                case Servise.payment:
                    Console.WriteLine("you have selected import into account,input money{0}",pay);
                    break;
                case Servise.chek:
                    Console.WriteLine("you have selected an account verification", client.getAvailableSum());
                    break;
                case Servise.changeOfPin:
                    Console.WriteLine("u check change of pin set new pin code{}", newPin);
                    break;
                default:
                    break;
            }
        }
        static void Main(string[] args)
        {
            Client client = new Client();
            client.setPin(5532);
            client.setAvailableSum(530);
            Console.WriteLine("input pin code:");
            int pass = Convert.ToInt32(Console.ReadLine());
            LogginIn(client, pass);
            Console.WriteLine("Hello our ATM have option 0-available sum" +
                "1-payment 2-check 3 -change of pin");
            int op = Convert.ToInt32(Console.ReadLine());
            AtmOption((Servise)op, client);
            Console.ReadKey();

        }
    }
}