Eroare de compilare: user.cpp:2:18: error: vectror: No such file or directory user.cpp:4: error: expected constructor, destructor, or type conversion before '<' token user.cpp: In function 'int main()': user.cpp:18: error: 'h' was not declared in this scope user.cpp:25: error: 'h' was not declared in this scope user.cpp:30: error: 'h' was not declared in this scope user.cpp:44: error: 'h' was not declared in this scope