Eroare de compilare: user.cpp:22:2: warning: no newline at end of file user.cpp:2: error: 'ifstream' does not name a type user.cpp:3: error: 'ofstream' does not name a type user.cpp:5: error: '::main' must return 'int' user.cpp: In function 'int main()': user.cpp:8: error: 'f' was not declared in this scope user.cpp:19: error: 'g' was not declared in this scope user.cpp:19: error: 'endl' was not declared in this scope user.cpp:21: error: 'g' was not declared in this scope