craps-gram.cpp

//This program implements a simple game of craps using some random number functions
#include <iostream>
#include <cmath>
#include <cstdlib>
#include <ctime>
using namespace std;

int rollDice();

int main()
{
    //enumerate with constants that represent the game status
    enum Status {CONTINUE, WON, LOST};

    int myPoint;
    Status gameStatus; //can have continue, won, or lost

    srand(time(0));

    int sumOfDice = rollDice(); //first roll of the dice
    switch (sumOfDice)
    {
        case 7:
        case 11:
            gameStatus = WON;
            break;
        case 2:
        case 3:
        case 12:
            gameStatus = LOST;
            break;
        default:
            gameStatus = CONTINUE;
            myPoint = sumOfDice;
            cout << "Point is: " << myPoint << endl;
            break;
    }

    while (gameStatus == CONTINUE)
    {
        sumOfDice = rollDice();

        if (sumOfDice == myPoint){
            gameStatus = WON;
        }
        else {
            if (sumOfDice == 7) {
                gameStatus = LOST;
            }
        }
    }

    //display if won or lost
    if (gameStatus == WON)
    {
        cout << "Player wins" << endl;
    }
    else {
        cout << "Player loses" << endl;
    }
} // end main

int rollDice()
{
    //pick random die value
    int die1 = 1 + rand() % 6;
    int die2 = 1 + rand() % 6;

    int sum = die1 + die2;

    cout << "Player rolled " << die1 << " + " << die2 <<
        " = " << sum << endl;
    return sum;
}