Eroare de compilare: user.cpp:5:1: error: ‘ifstrem’ does not name a type ifstrem in("joctv.in"); ^ user.cpp:6:1: error: ‘ofstrem’ does not name a type ofstrem out("joctv.out"); ^ user.cpp: In function ‘int main()’: user.cpp:12:5: error: ‘in’ was not declared in this scope in >> n; ^ user.cpp:33:5: error: ‘out’ was not declared in this scope out << rez << '\n'; ^