BankingApplication.java

import java.util.Scanner;

class BankAccount {
    private String accountHolder;
    private double balance;

    // Constructor
    public BankAccount(String accountHolder, double initialBalance) {
        this.accountHolder = accountHolder;
        this.balance = initialBalance;
    }

    // Deposit money
    public void deposit(double amount) {
        if (amount > 0) {
            balance += amount;
            System.out.println("Successfully deposited: ₹" + amount);
        } else {
            System.out.println("Deposit amount must be greater than zero!");
        }
    }

    // Withdraw money
    public void withdraw(double amount) {
        if (amount > 0 && amount <= balance) {
            balance -= amount;
            System.out.println("Successfully withdrawn: ₹" + amount);
        } else if (amount > balance) {
            System.out.println("Insufficient funds! Current balance: ₹" + balance);
        } else {
            System.out.println("Withdrawal amount must be greater than zero!");
        }
    }

    // Check balance
    public void checkBalance() {
        System.out.println("Current Balance: ₹" + balance);
    }

    public String getAccountHolder() {
        return accountHolder;
    }
}

public class BankingApplication {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        System.out.print("Enter Account Holder Name: ");
        String name = sc.nextLine();

        System.out.print("Enter Initial Balance: ₹");
        double initialBalance = sc.nextDouble();

        BankAccount account = new BankAccount(name, initialBalance);

        while (true) {
            System.out.println("\n=== Banking System ===");
            System.out.println("1. Deposit");
            System.out.println("2. Withdraw");
            System.out.println("3. Check Balance");
            System.out.println("4. Exit");
            System.out.print("Choose an option: ");

            int choice = sc.nextInt();

            switch (choice) {
                case 1 -> {
                    System.out.print("Enter deposit amount: ₹");
                    double depositAmount = sc.nextDouble();
                    account.deposit(depositAmount);
                }
                case 2 -> {
                    System.out.print("Enter withdrawal amount: ₹");
                    double withdrawAmount = sc.nextDouble();
                    account.withdraw(withdrawAmount);
                }
                case 3 -> account.checkBalance();
                case 4 -> {
                    System.out.println("Exiting... Goodbye " + account.getAccountHolder() + "!");
                    sc.close();
                    System.exit(0);
                }
                default -> System.out.println("Invalid option! Try again.");
            }
        }
    }
}