Eroare de compilare in evaluator: user.cpp:22:4: warning: no newline at end of file user.cpp:3: error: 'ifstream' does not name a type user.cpp:4: error: 'ofstream' does not name a type user.cpp: In function 'int main()': user.cpp:16: error: 'f' was not declared in this scope user.cpp:17: warning: statement has no effect user.cpp:19: error: 'g' was not declared in this scope user.cpp:19: error: 'endl' was not declared in this scope