Eroare de compilare: user.cpp: In function ‘void init()’: user.cpp:30: error: ‘ifstream’ was not declared in this scope user.cpp:30: error: expected ‘;’ before ‘fin’ user.cpp:32: error: ‘fin’ was not declared in this scope user.cpp: In function ‘void afisare()’: user.cpp:86: error: ‘ofstream’ was not declared in this scope user.cpp:86: error: expected ‘;’ before ‘fout’ user.cpp:90: error: ‘fout’ was not declared in this scope user.cpp:87: warning: unused variable ‘lg’ user.cpp:87: warning: unused variable ‘dr’