Compilare: user.cpp: In function ‘int main()’: user.cpp:81:11: warning: variable ‘A’ set but not used [-Wunused-but-set-variable] punct A = punct(0, 0); ^ user.cpp:82:11: warning: variable ‘B’ set but not used [-Wunused-but-set-variable] punct B = punct(dx/2, dy/2); ^ user.cpp:83:11: warning: variable ‘C’ set but not used [-Wunused-but-set-variable] punct C = punct(0, dy); ^ user.cpp:84:11: warning: variable ‘D’ set but not used [-Wunused-but-set-variable] punct D = punct(-dx/2, dy/2); ^ user.cpp: In function ‘int Where(double, double)’: user.cpp:52:1: warning: control reaches end of non-void function [-Wreturn-type] } ^