Eroare de compilare: user.cpp:18: error: ‘::main’ must return ‘int’ user.cpp: In function ‘void Citire()’: user.cpp:27: error: ‘ifstream’ was not declared in this scope user.cpp:27: error: expected ‘;’ before ‘fin’ user.cpp:28: error: ‘fin’ was not declared in this scope user.cpp: In function ‘void Afisare()’: user.cpp:34: error: ‘ofstream’ was not declared in this scope user.cpp:34: error: expected ‘;’ before ‘fout’ user.cpp:35: error: ‘fout’ was not declared in this scope user.cpp:35: error: ‘setprecision’ was not declared in this scope user.cpp:35: error: ‘endl’ was not declared in this scope