print all four coordinates
cout << " { " << Xmin << " , ▁ " << Ymin << " } " << endl ; cout << " { " << Xmin << " , ▁ " << Ymax << " } " << endl ; cout << " { " << Xmax << " , ▁ " << Ymax << " } " << endl ; cout << " { " << Xmax << " , ▁ " << Ymin << " } " << endl ; }