i get this error and idk know y anyone know wat i gotta fix
int main ()
{
int total_score, print_score, action, whose_turn, go_again;
cout << "Race to 100 " << endl;
total_score = score_num(int &ns1,int &ns2,int &ns3, int &ns4, int &ns5, int &n6, char gam_answ);
print_score= display_score(int curr_score);
action= roll_hold(int& answer);
whose_turn= turn_it_is(int player1, int player2);
go_again=play_again( char letter);
return 0;
}