Eroare de compilare: user.cpp:1:20: error: fstream.h: No such file or directory user.cpp:2: error: ‘ifstream’ does not name a type user.cpp: In function ‘void citire()’: user.cpp:7: error: ‘fin’ was not declared in this scope user.cpp:10: error: expected primary-expression before ‘.’ token user.cpp: In function ‘void afisare()’: user.cpp:17: error: ‘cout’ was not declared in this scope user.cpp: At global scope: user.cpp:18: error: expected declaration before ‘}’ token