Eroare de compilare: user.cpp:1:20: error: fstream.h: No such file or directory user.cpp:35: error: ‘::main’ must return ‘int’ user.cpp: In function ‘int main()’: user.cpp:39: error: ‘fstream’ was not declared in this scope user.cpp:39: error: expected ‘;’ before ‘f’ user.cpp:41: error: ‘f’ was not declared in this scope user.cpp:41: error: ‘ios’ has not been declared user.cpp:79: error: ‘ios’ has not been declared user.cpp:80: error: ‘endl’ was not declared in this scope