using System;  

 public class program {  

    public static void Main() {  

        int amount = 2034, deposit, withdraw;  

        int choice, pin = 0, x = 0;  

        Console.WriteLine("Enter Your 4 Digit Pin ");  

        pin = int.Parse(Console.ReadLine());  

        while (true) {  

            Console.WriteLine("WELCOME TO YES BANK ATM SERVICE\n");  

            Console.WriteLine("1. Current Balance\n");  

            Console.WriteLine("2. Withdraw \n");  

            Console.WriteLine("3. Deposit \n");  

            Console.WriteLine("4. Cancel \n");  

            Console.WriteLine("***************\n\n");  

            Console.WriteLine("ENTER YOUR CHOICE : ");  

            choice = int.Parse(Console.ReadLine());  

            switch (choice) {  

                case 1:  

                    Console.WriteLine("\n YOUR CURRENT BALANCE IS Rs : {0} ", amount);  

                    break;  

                case 2:  

                    Console.WriteLine("\n ENTER THE WITHDRAW AMOUNT : ");  

                    withdraw = int.Parse(Console.ReadLine());  

                    if (withdraw % 100 != 0) {  

                        Console.WriteLine("\n PLEASE ENTER THE AMOUNT IN ABOVE 100");  

                    } else if (withdraw > (amount - 1000)) {  

                        Console.WriteLine("\n SORRY! INSUFFICENT BALANCE");  

                    } else {  

                        amount = amount - withdraw;  

                        Console.WriteLine("\n\n PLEASE COLLECT YOUR CASH");  

                        Console.WriteLine("\n CURRENT BALANCE IS Rs : {0}", amount);  

                    }  

                    break;  

                case 3:  

                    Console.WriteLine("\n ENTER THE DEPOSIT AMOUNT");  

                    deposit = int.Parse(Console.ReadLine());  

                    amount = amount + deposit;  

                    Console.WriteLine("YOUR AMOUNT HAS BEEN DEPOSITED SUCCESSFULLY..");  

                    Console.WriteLine("YOUR TOTAL BALANCE IS Rs : {0}", amount);  

                    break;  

                case 4:  

                    Console.WriteLine("\n THANK YOU…");  

                        break;  

                    }  

            }  

            Console.WriteLine("\n\n THANKS FOR USING YES ATM SERVICE");  

        }  

    }