Eroare de compilare: user.cpp:3:20: error: fstream.h: No such file or directory user.cpp:8: warning: non-local variable ‘<anonymous struct> d [99]’ uses anonymous type user.cpp:8: warning: non-local variable ‘<anonymous struct> aux1’ uses anonymous type user.cpp: In function ‘int main()’: user.cpp:43: error: variable ‘std::ifstream g’ has initializer but incomplete type user.cpp:44: error: variable ‘std::ofstream t’ has initializer but incomplete type user.cpp:76: warning: comparison between signed and unsigned integer expressions