#include "stdafx.h"
#include <iostream>
#include <ctime>
using namespace std;

bool MontyHall();
int doorEliminator(int x, int y);
void main()
{
	srand(time(NULL));
	int doorchoice = 0;
	int wincounter;
	int losscounter;
	for(int i=0; i<100; i++) {
	cout << "You are a contestant on a game show with a huge grand prize!" << endl;
	cout << "I'm your game show host, Monty Hall!" << endl;
	cout << "Please pick a door!" << endl;
	bool winorlose = MontyHall();
	if (winorlose)
		cout << "Congratulations! You won $1,000,000!" << endl << endl;
	else
		cout << "You lost! Better luck next time!" << endl << endl;
	}
	system("Pause");
}

bool MontyHall() {
	int winningdoor;
	int playerdoor;
	int revealedDoor;
	int changeDoor;
	winningdoor = rand()%3;
	playerdoor = rand()%3;
	cout << "The winning door is " << winningdoor + 1 << endl;
	cout << "You selected door number " << playerdoor + 1 << endl;
	changeDoor = rand()%2;
	revealedDoor = doorEliminator(winningdoor, playerdoor);
	cout << "The revealed door is " << revealedDoor + 1 << endl;
	cout << "Would the contestant like to change his answer?" << endl;
	if (changeDoor == 0) {
		cout << "The player has decided to change his door!" << endl;
		playerdoor = 3 - revealedDoor - playerdoor;
		cout << "The player's new door is door number " << playerdoor + 1 << endl;
	}
	else
		cout << "The player has decided not to change his door!" << endl;
	if (playerdoor = winningdoor)
		return true;
	else
		return false;
}

int doorEliminator(int x, int y) {
	int revealdoor;
	if (x != y) {
		revealdoor = 3 - x - y;
		}
	else
		do {
			revealdoor = rand()%3;
			}
		while (revealdoor != x && revealdoor != y);
	return revealdoor;
}