Question

Code C++ language description about Automated teller machine that can check balance, Deposit and Withdraw money

Answer 1

#include

#include

#include

using namespace std;

 

void showLogin() {

    start:

        system("cls"); //system clear

        system("Color 0A"); //system color

    string username, password;

    char pw;

 

    cout << "*****************ANT ATM MACHINE*****************" << endl;

    cout << "Username: ";

    cin >> username;

    cout << "Password: ";

 

    while (pw = getch()) {

        if (pw == 13) {

            if ((username == "user") && (password == "user1234")) {

                break;

            }

            else {

                cout << "Invalid Input...";

                goto start;

            }

          } //13 is carriage return or enter from the keyboard

        else if (pw == 8) {

            if (sizeof(password) > 0) {

                cout << "\b \b";  //b is backspace on screen

                password.erase(password.length()-1);

            }

          } //8 is backspace or backspace from the keyboard

 

        else {

            cout << "*";

            password = password + pw; //password string & pw is a char

        }

    }

    system("cls");

}

 

void showMenu() {

    cout << "*****************ANT ATM MACHINE*****************" << endl;

    cout << "1. Check Balance" << endl;

    cout << "2. Deposit" << endl;

    cout << "3. Withdraw" << endl;

    cout << "4. Exit" << endl;

    cout << "*****************ANT ATM MACHINE*****************" << endl;

    system("Color 0A");

}

 

void option() {

    int option;

    double balance = 1000;

    double depositAmount, withdrawAmount;

 

    do {

        showMenu();

        cout << "Option: ";

        cin >> option;

        system("cls");

 

        switch (option) {

            case 1:

                cout << "Balance is: " << balance << "$" << endl << endl;

                break;

            case 2:

                cout << "Deposit Amount: ";

                cin >> depositAmount;

                if (depositAmount >= 0) {

                    cout << endl;

                    balance = balance + depositAmount; //balance += depositAmount

                }

                else {

                    cout << "Cannot Deposit Negative Amount of Money!" << endl << endl;

                }

                break;

            case 3:

                cout << "Withdraw Amount: ";

                cin >> withdrawAmount;

                if (withdrawAmount <= balance) {

                    cout << endl;

                    balance = balance - withdrawAmount; //balance -= withdrawAmount

                }

                else {

                    cout << "Not Enough Money!" << endl << endl;

                }

                break;

        }

    } while (option != 4);

 

    cout << "Thank you!!!" << endl;

}

 

int main() {

    showLogin();

    option();

    return 0;

}