Программа, имитирующая игру в "Кости"

#include <iostream>
#include <cstdlib>
#include <ctime>
 
using namespace std;
 
int main(){
    
    srand(time(0));
    
    cout << "Welcome to the game \"Craps\"!" << endl;
    
    int player1 = 0;
    int player2 = 0;
    int k = 0;
    int sum_player1;
    
    while (player1 < 21 && player2 < 21){
        
        if (k%2 == 0){
            cout << "score:   player1: " << player1;
            cout << "   player2: " << player2 << endl;
            cout << "player1: ";
        }else
            cout << "player2: ";
        
        int cube1 = rand()%6 + 1;
        int cube2 = rand()%6 + 1;
        
        cout << cube1 << " + " << cube2 << " = " << cube1 + cube2 << endl;
        
        if (cube1 == cube2){
            k%2 == 0 ? player1 += 2 : player2 += 2;
            cout << "+2" << endl;
        }
        
        if (k%2 == 0)
            sum_player1 = cube1 + cube2;
        else if (sum_player1 > cube1 + cube2)
            ++player1;
        else if (sum_player1 < cube1 + cube2)
            ++player2;
        ++k;
    }
    
    cout << "score:   player1: " << player1;
    cout << "   player2: " << player2 << endl;
    
    if (player1 > player2)
        cout << "player1 win!" << endl;
    else if (player1 < player2)
        cout << "player2 win!" << endl;
}