Eroare de compilare: user.cpp:16: error: ‘ofstream’ does not name a type user.cpp: In function ‘void rezolvare()’: user.cpp:80: warning: deprecated conversion from string constant to ‘char*’ user.cpp: In function ‘void afisare()’: user.cpp:113: error: ‘g’ was not declared in this scope user.cpp: In function ‘void citire()’: user.cpp:121: error: ‘ifstream’ was not declared in this scope user.cpp:121: error: expected ‘;’ before ‘f’ user.cpp:122: error: ‘f’ was not declared in this scope user.cpp: In function ‘void init()’: user.cpp:129: warning: unused variable ‘i’