Atm.java

import java.util.Scanner;

public class Atm {
    public static void main(String[] args) {
        String username,password;
        int right=3;
        int balance=6500;
        int select;

        Scanner scn =new Scanner(System.in);


        while ( right>0) {

            System.out.println("please enter your username: ");
            username=scn.nextLine();
            System.out.println("Please enter your password: ");
            password= scn.nextLine();

            if (username.equals("patika") && password.equals("dev123")) {
                System.out.println("Hi! Welcome to Kodluyoruz Bank!");

               do {
                   System.out.println("1-Para yatırma \n 2-Para Çekme \n 3-Bakiye Sorgulama \n 4-Çıkış yapma");
                   System.out.println("Please select your choice");
                    select = scn.nextInt();
                   switch (select) {
                       case 1:
                           System.out.println("enter the amount of money");
                           int price = scn.nextInt();
                           balance += price;
                           System.out.println("New balance: " + balance);
                           break;
                       case 2:
                           System.out.println("Enter the amount of money");
                           price = scn.nextInt();
                           if (balance < price) {
                               System.out.println("insufficient balance");
                           } else {
                               balance -= price;
                               System.out.println("Balance: " + balance);
                           }
                           break;
                       case 3:
                           System.out.println("Balance: " + balance);
                           break;

                   }
               } while (select != 4) ;
                   System.out.println("See you again.");
                   break;
            } else {
                right--;
                System.out.println("Incorrect username or password. Try again.");
                if (right == 0) {
                    System.out.println("Your account has been blocked, please contact the bank");
                } else {
                    System.out.println("Your remaining right:" + right);
                }
            }
        }
    }
}