Eroare de compilare in evaluator: user.cpp:39:2: warning: no newline at end of file user.cpp:2: error: expected constructor, destructor, or type conversion before '(' token user.cpp:3: error: expected constructor, destructor, or type conversion before '(' token user.cpp: In function 'int main()': user.cpp:9: error: 'cin' was not declared in this scope user.cpp:11: error: 'getch' was not declared in this scope user.cpp: In function 'int write()': user.cpp:17: error: 'cout' was not declared in this scope user.cpp:18: error: 'cout' was not declared in this scope