Eroare de compilare: user.cpp:20:5: error: prototype for ‘int Contor::operator()() const’ does not match any in class ‘Contor’ int Contor::operator()() const ^ user.cpp:14:15: error: candidate is: long long int Contor::operator()() const long long operator()() const; ^ user.cpp: In function ‘int main()’: user.cpp:95:15: warning: unused variable ‘d’ [-Wunused-variable] int n, k, d, p; ^ user.cpp:95:18: warning: unused variable ‘p’ [-Wunused-variable] int n, k, d, p; ^