19.cpp

#include<iostream>
using namespace std;

int main() {
    float balance = 1000.00;
    int choice;
    float amount;
    while(true) {
        cout << "Welcome to the ATM Machine" << endl;
        cout << "1. Check Balance" << endl;
        cout << "2. Deposit Money" << endl;
        cout << "3. Withdraw Money" << endl;
        cout << "4. Exit" << endl;
        cout << "Enter your choice: ";
        cin >> choice;
        switch(choice) {
            case 1:
                cout << "Your balance is: $" << balance << endl;
                break;
            case 2:
                cout << "Enter the amount you want to deposit: $";
                cin >> amount;
                balance += amount;
                cout << "Deposit successful. Your new balance is: $" << balance << endl;
                break;
            case 3:
                cout << "Enter the amount you want to withdraw: $";
                cin >> amount;
                if(amount > balance) {
                    cout << "Insufficient funds!" << endl;
                } else {
                    balance -= amount;
                    cout << "Withdrawal successful. Your new balance is: $" << balance << endl;
                }
                break;
            case 4:
                cout << "Thank you for using the ATM. Goodbye!" << endl;
                return 0;
            default:
                cout << "Invalid choice. Please try again." << endl;
        }

        cout << "\n-------------------------------------\n";
    }
    return 0;
}