Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:11: error: no ‘operator++(int)’ declared for postfix ‘++’, trying prefix operator instead user.cpp:11: error: no match for ‘operator++’ in ‘++N’ user.cpp:13: error: cannot convert ‘std::string’ to ‘double’ for argument ‘1’ to ‘double pow(double, double)’ user.cpp:14: error: no match for ‘operator%’ in ‘S % 10’