public static double printPerimeter(Shape a) { return a.getPerimeter(); }
public static double printPerimeter(Shape R) { return R.getPerimeter(); }
public static double printPerimeter(Shape s) { return s.getPerimeter(); }
public static double printPerimeter(Shape S) { return S.getPerimeter (); }
private static double printPerimeter(Shape A) { return A.getPerimeter(); }
public static double printPerimeter(Shape e) { return e.getPerimeter(); }