Fruits Casino Game

#include <iostream>
#include <stdlib.h>
#include <ctime>
#include<math.h>

#define N 3

using namespace std;

int main()
{
    srand(time(NULL));

    // 1. Intro
    cout << "Welcome to the famous casino game:  F R U I T S\n";
    cout << "How much money do you have?\n\n";
    float money;
    cout << "Money: ";
    cin >> money;
    while(money <= 0){
       cout << "Money: ";
    cin >> money;
    }
    cout << endl;

    int counterOfRounds = 0;
    int roundsWon = 0;

 menu:
        counterOfRounds++;
        // 2. Inserting bet
        cout << endl << endl;
        float bet;
        cout << "* * * *  R O U N D  " << counterOfRounds << " * * * *" << endl << endl;
        cout << "Insert your bet: ";
        cin >> bet;
        cout << endl;
        while(bet <= 0){
            cout << "Insert your bet: ";
            cin >> bet;
            cout << endl;
        }
        cout << endl;

        // 3. Beginning the game
        int random1, random2, random3;
        random1 = rand() % N + 1;
        random2 = rand() % N + 1;
        random3 = rand() % N + 1;


        cout << random1 << "    " << random2 << "    " << random3 << endl << endl;

        // 4. Win or loss?
        if(random1 == random2 && random1 == random3){
            cout << "YOU WIN. You bet " << bet << " money and won " << bet * (N * N - 1) << endl;
            roundsWon++;
        }
        else{
            cout << "You lost " << bet << " money...";
        }

        // Ask the user if he wants to continue
        cout << "Continue? " << endl;
        string reply;
        cin >> reply;
        if(reply == "no" || reply == "No" || reply == "No"){
            goto exit;
        }
        else{
            if(reply != "yes" && reply != "Yes" && reply != "Yes"){
                cout << "You replied '" << reply << "' instead of 'yes' or 'no', but I suppose you continue.\n";
            }
            goto menu;
        }


exit:

    return 0;
}