#include <iostream>
#include <conio.h>
using namespace std;

int main() {
	/*
	 *	Bank Example
	 */
	cout << endl << "Bank Example" << endl;
	const int	WITHDRAWAL = 0;
	const int	DEPOSIT = 1;
	const int	TRANSFER = 2;
	const int	UNKNOWN = -123;
	const float	MAX_WITHDRAWAL = 500.0;
	double		balance1 = 100.0;
	double		balance2 = 200.0;
	
	/*
	 *	Switch / Case Equivalent to If / Else If
	 */
	cout << endl << "Switch / Case Equivalent to If / Else If" << endl;
	int	transaction = DEPOSIT;
	double	amount = 250.0;

	cout << "\nDeposit Example" << endl;
	cout << "balance1: " << balance1 << endl;
	cout << "depositing: " << amount << endl;

	switch ( transaction ) {
		case DEPOSIT :
			balance1 = balance1 + amount;
			break;
		case WITHDRAWAL :
			balance1 = balance1 - amount;
			break;
		case TRANSFER :
			balance1 = balance1 - amount;
			balance2 = balance2 - amount;
			break;
	}
	
	cout << "New balance1: " << balance1 << endl;
	getch();
//	return 0;
	
	/*
	 *	Default Clause
	 */
	cout << endl << "Default Clause" << endl;
	transaction = UNKNOWN;
	amount = 250.0;

	cout << "\nDefault Example" << endl;
	cout << "balance1: " << balance1 << endl;

	switch ( transaction ) {
		case DEPOSIT :
			balance1 = balance1 + amount;
			break;
		case WITHDRAWAL :
			balance1 = balance1 - amount;
			break;
		case TRANSFER :
			balance1 = balance1 - amount;
			balance2 = balance2 - amount;
			break;
		default:
			cout << "Unknown Transaction" << endl;
	}
	
	cout << "New balance1: " << balance1 << endl;
	getch();
//	return 0;
	
	/*
	 *	Switch on Characters and No Breaks
	 */
	cout << endl << "Switch on Characters and No Breaks" << endl;
	char	character = 'a';
	int	capitalA = 0, letterA = 0, totalCharacters = 0;
	switch ( character ) {
		case 'A':
			capitalA = capitalA + 1;
		case 'a':
			letterA = letterA + 1;
		default :
			totalCharacters = totalCharacters + 1;
	}
	cout << "character: " << character << endl;
	cout << "capitalA: " << capitalA << endl;
	cout << "letterA: " << letterA << endl;
	cout << "totalCharacters: " << totalCharacters << endl;
	getch();
//	return 0;
	
	/*
	 *	Combining Cases Together as OR
	 */
	cout << endl << "Combining Cases Together as OR" << endl;
	int choice = 6;
	cout << "choice: " << choice << endl;
	switch (choice) {
		case 0:
		case 1:
		case 2:
			cout << "Less than 3!";
			break;
		case 3:
			cout << "Equals 3!";
			break;
		default:
			cout << "Greater than 3!"; 
	}
	getch();
	return 0;
}