#include <iostream>
#include <cstdlib>
#include <ctime>

using namespace std;

 /*
  * Blackjack game, generates two random cards for player to reach goal of 21
  * total.
  */
int main () {

    int total;
    srand (time(NULL));//to get random numbers

    char again = 'y';//initially yes so the loop runs the first time

    // while the player wants to play, continue this loop
    while (again == 'y'){

        int firstCard = rand() % 10 + 1;
        int secondCard = rand() % 10 + 1;

        cout << "First cards: " << firstCard <<", "<< secondCard << endl;
        total = firstCard+secondCard;
        cout << "Total: "<< total << endl;

        char cont = 'y';
        cout << "Do you want another card? (y/n): " << endl;
        cin >> cont;//sets player's response to the cont variable

        //if player wants to draw more, generate random card
        while (cont == 'y'){

            int card = rand() % 10 + 1;
            cout << "New Card:" << card << endl;
            total = card + total;
            cout << "Total: " << total << endl;

            //allows more draws if total is under 21
            if (total < 21){
                cout << "Do you want another card? (y/n) " << endl;
                cin >> cont;
            }

            //if total is over 21, bust and end current game. ask if continue
            else if (total > 21) {
                cout << "BUST." << endl;
                cout << "Do you want to play again? (y/n) " << endl;
                cin >> again;
                cont = 'n';
            }
            //if total is 21, wins and ends current game. ask if continue
            else if (total == 21) {
                cout << "Winner!" << endl;
                cout << "Do you want to play again?" << endl;
                cin >> again;
                cont = 'n';
            }

        }
    }
}