└── task2.java


/task2.java:
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  1 | import java.util.Scanner;
  2 | 
  3 | class BankAccount {
  4 |     private double balance;
  5 | 
  6 |     public BankAccount(double initialBalance) {
  7 |         this.balance = initialBalance;
  8 |     }
  9 | 
 10 |     public double getBalance() {
 11 |         return balance;
 12 |     }
 13 | 
 14 |     public void deposit(double amount) {
 15 |         balance += amount;
 16 |     }
 17 | 
 18 |     public boolean withdraw(double amount) {
 19 |         if (amount > balance) {
 20 |             System.out.println("Insufficient funds. Withdrawal failed.");
 21 |             return false;
 22 |         } else {
 23 |             balance -= amount;
 24 |             return true;
 25 |         }
 26 |     }
 27 | }
 28 | 
 29 | class ATM {
 30 |     private BankAccount userAccount;
 31 | 
 32 |     public ATM(BankAccount account) {
 33 |         this.userAccount = account;
 34 |     }
 35 | 
 36 |     public void withdraw(double amount) {
 37 |         if (amount > 0) {
 38 |             if (userAccount.withdraw(amount)) {
 39 |                 System.out.println("Withdrawal successful. Remaining balance: $" + userAccount.getBalance());
 40 |             }
 41 |         } else {
 42 |             System.out.println("Invalid withdrawal amount.");
 43 |         }
 44 |     }
 45 | 
 46 |     public void deposit(double amount) {
 47 |         if (amount > 0) {
 48 |             userAccount.deposit(amount);
 49 |             System.out.println("Deposit successful. New balance: $" + userAccount.getBalance());
 50 |         } else {
 51 |             System.out.println("Invalid deposit amount.");
 52 |         }
 53 |     }
 54 | 
 55 |     public void checkBalance() {
 56 |         System.out.println("Current balance: $" + userAccount.getBalance());
 57 |     }
 58 | }
 59 | 
 60 | public class ATMProgram {
 61 |     public static void main(String[] args) {
 62 |         Scanner scanner = new Scanner(System.in);
 63 | 
 64 |         System.out.print("Enter initial balance: $");
 65 |         double initialBalance = scanner.nextDouble();
 66 | 
 67 |         BankAccount userAccount = new BankAccount(initialBalance);
 68 |         ATM atm = new ATM(userAccount);
 69 | 
 70 |         int choice;
 71 |         do {
 72 |             System.out.println("\nATM Menu:");
 73 |             System.out.println("1. Withdraw");
 74 |             System.out.println("2. Deposit");
 75 |             System.out.println("3. Check Balance");
 76 |             System.out.println("0. Exit");
 77 |             System.out.print("Enter your choice: ");
 78 |             choice = scanner.nextInt();
 79 | 
 80 |             switch (choice) {
 81 |                 case 1:
 82 |                     System.out.print("Enter withdrawal amount: $");
 83 |                     double withdrawalAmount = scanner.nextDouble();
 84 |                     atm.withdraw(withdrawalAmount);
 85 |                     break;
 86 |                 case 2:
 87 |                     System.out.print("Enter deposit amount: $");
 88 |                     double depositAmount = scanner.nextDouble();
 89 |                     atm.deposit(depositAmount);
 90 |                     break;
 91 |                 case 3:
 92 |                     atm.checkBalance();
 93 |                     break;
 94 |                 case 0:
 95 |                     System.out.println("Exiting ATM. Thank you!");
 96 |                     break;
 97 |                 default:
 98 |                     System.out.println("Invalid choice. Please enter a valid option.");
 99 |             }
100 | 
101 |         } while (choice != 0);
102 | 
103 |         scanner.close();
104 |     }
105 | }
106 | 


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