#include <iostream>

#include <string>

#include <conio.h> // for _getch() function

using namespace std;

// balance = balance * pow((1 + (ROI / 100)), year);

// Functions

void F_First_Program(); // showing first program in main

void F_Second_Program(); // showing second program in main

// For the first program

class Publication

{ // base class for classes 'Book' and 'Tape'

private:

string title;

float price;

public:

void getdata()

{

cout << " Book title: ";

cin >> title;

cout << " Price 'USA $': ";

cin >> price;

}

void showdata()

{

cout << " Book title: '" << title << "'" << endl;

cout << " Price: " << price << "$" << endl;

}

};

class Book : public Publication

{ // derived class from Publication

private:

int page_count;

public:

void getdata()

{

Publication::getdata(); // getdata() of class Publicaton

cout << " Number of pages: ";

cin >> page_count;

}

void showdata()

{

Publication::showdata(); // showdata() of class Publication

cout << " Number of pages: " << page_count << endl;

}

};

class Tape : public Publication

{ // derived class from Publication

private:

float playing_time;

public:

void getdata()

{

Publication::getdata();

cout << " Playing time of audiobook: ";

cin >> playing_time;

}

void showdata()

{

Publication::showdata();

cout << " Playing time of audionbook: " << playing_time << endl;

}

};

// For the second program

class ACCOUNT

{

private:

// customer name, account number and type of account.

string name;

string account_number;

string type_account;

public:

void getdata()

{

cout << " Name: ";

cin >> name;

cout << " Account Number: ";

cin >> account_number;

cout << " Type of Account: ";

cin >> type_account;

}

void showdata()

{

cout << " Name: " << name << endl;

cout << " Account Number: " << account_number << endl;

cout << " Type of Account: " << type_account << endl;

}

};

class CURR_ACCT : public ACCOUNT

{

private:

int amount;

int penalty = 2;

int balance = 0;

int withdraw;

public:

void Deposit()

{

cout << " Enter your deposit balance: ";

cin >> amount;

if (amount >= 100)

{

balance = balance + amount;

cout << " Successfully added!\n\n";

}

else

{

cout << " Deposit cannot be less than 100$\n\n";

system("pause");

system("cls");

Deposit();

}

}

void Balance()

{

ACCOUNT::showdata();

cout << " Balance: " << balance << endl

<< endl;

}

void Withdraw()

{

cout << " Enter the balance you want to withdraw: ";

cin >> withdraw;

}

void Penalty()

{

if (balance - withdraw > 100)

{

balance = balance - withdraw;

cout << " Successfully done!\n\n";

}

else if (balance - withdraw < 0)

{

cout << " You do not have such balance of money in your account!\n";

cout << " Your balance is " << balance << endl;

system("pause");

system("cls");

Withdraw();

}

else

{

cout << " Your account balance is less than 100$.\n You got penalty -2$.\n\n";

balance = balance - withdraw - penalty;

}

}

};

class SAV_ACCT : public ACCOUNT

{

private:

int amount;

int balance = 0;

int withdraw;

float year;

public:

void Deposit()

{

cout << " Enter your deposit balance: ";

cin >> amount;

balance = balance + amount;

}

void Balance()

{

ACCOUNT::showdata();

cout << " Balance: " << balance << endl

<< endl;

}

void Withdraw()

{

cout << " Enter the balance you want to withdraw: ";

cin >> withdraw;

if (balance - withdraw > 100)

{

balance = balance - withdraw;

cout << " Successfully done!\n\n";

}

else if (balance - withdraw < 0)

{

cout << " You do not have such balance of money in your account!\n";

cout << " Your balance is " << balance << endl;

system("pause");

system("cls");

Withdraw();

}

}

void Compute_Interest()

{

Balance();

cout << " ROI (Return on Investment) = 4%\n";

cout << " Enter the year of investment: ";

cin >> year;

cout << " Your balance after " << year << " year(s) will be " << balance * pow(1.04, year) << "\n\n";

}

};

int main()

{

for (int k = 0; k < 1000; k++)

{

system("cls");

cout << "\n\t\t 1. First program (Books)\n\t\t 2. Second program (Bank account) \n\t\t 0. Exit \n\n\t Your choice: ";

switch (_getch())

{

// case '1' for the first program

case '1':

F_First_Program();

break;

// case '2' for the second program

case '2':

F_Second_Program();

break;

// case '0' to exit

case '0':

k = 1000;

break;

default:

cout << "\tYour choice is not available in Menu. \n\t Please try one more time.\n";

break;

}

}

cout << endl;

system("pause");

return 0;

}

// For outputing programs

void F_First_Program()

{

system("cls");

Book book;

Tape tape;

for (int j = 0; j < 1000; j++)

{

system("cls");

cout << " Welcome to Bookshop 'AliBooks' \n 1. Paper version \n 2. Audiobook \n 0. Go back\n Your choice: ";

switch (_getch())

{

// case 1 for the first program

case '1':

system("cls");

book.getdata();

cout << "\n\n Your given info:\n";

book.showdata();

system("pause");

break;

// case 2 for the second program

case '2':

system("cls");

tape.getdata();

cout << "\n\nYour given info:\n";

tape.showdata();

system("pause");

break;

// case 0 to exit

case '0':

j = 1000;

break;

default:

cout << "\t Your choice is not available in Menu. \n\t Please try one more time.\n";

break;

} // switch

} // for loop

}

void F_Second_Program()

{

system("cls");

CURR_ACCT account1;

SAV_ACCT account2;

for (int i = 0; i < 1000; i++)

{

system("cls");

cout << "\t WELCOME TO 'AliBank' \n Chooce your account rate: \n 1. Current account\n 2. Saving account\n 0. Go back \n Your choice: ";

switch (_getch())

{

// current account

case '1':

system("cls");

account1.getdata(); // calling the function from base class

for (int l = 0; l < 1000; l++)

{

system("cls");

cout << " 1. Deposit \n 2. Display the balance \n 3. Withdraw money \n 0. Go back \n Your choice: ";

switch (_getch())

{

// case 1 for the first program

case '1':

system("cls");

account1.Deposit();

system("pause");

break;

// case 2 for the second program

case '2':

system("cls");

account1.Balance();

system("pause");

break;

case '3':

system("cls");

account1.Withdraw();

account1.Penalty();

system("pause");

break;

case '0':

l = 1000;

F_Second_Program();

break;

default:

cout << "\tYour choice is not available in Menu. \n\t Please try one more time.\n";

break;

} // switch

} // for loop

// saving account

case '2':

system("cls");

account2.getdata(); // calling the function from base class

for (int j = 0; j < 1000; j++)

{

system("cls");

cout << " 1. Deposit \n 2. Display the balance \n 3. Withdraw money \n 4. Compute Interest \n 0. Go back \n Your choice: ";

switch (_getch())

{

case '1':

system("cls");

account2.Deposit();

system("pause");

break;

case '2':

system("cls");

account2.Balance();

system("pause");

break;

case '3':

system("cls");

account2.Withdraw();

system("pause");

break;

case '4':

system("cls");

account2.Compute_Interest();

system("pause");

break;

case '0':

j = 1000;

F_Second_Program();

break;

default:

cout << "\tYour choice is not available in Menu. \n\t Please try one more time.\n";

break;

}

}

// go back to start

case '0':

i = 1000;

break;

// default case for big switch

default:

cout << "\tYour choice is not available in Menu. \n\t Please try one more time.\n";

break;

} // big switch

} // big for

}