Eroare de compilare: user.cpp:1:21: error: fstream.h: No such file or directory user.cpp:6: warning: this decimal constant is unsigned only in ISO C90 user.cpp: In function ‘int main()’: user.cpp:11: error: ‘ifstream’ was not declared in this scope user.cpp:11: error: expected ‘;’ before ‘fin’ user.cpp:12: error: ‘fin’ was not declared in this scope user.cpp:15: error: ‘ofstream’ was not declared in this scope user.cpp:15: error: expected ‘;’ before ‘fout’ user.cpp:18: error: ‘fout’ was not declared in this scope user.cpp:24: error: ‘fout’ was not declared in this scope user.cpp:30: error: ‘fout’ was not declared in this scope user.cpp:36: error: ‘fout’ was not declared in this scope user.cpp:41: error: ‘fout’ was not declared in this scope user.cpp:44: warning: comparison between signed and unsigned integer expressions user.cpp:53: error: ‘fout’ was not declared in this scope user.cpp:65: error: ‘fout’ was not declared in this scope