#include using namespace std; class Circle { public: Circle(int); float radius; }; Circle::Circle(int r) { radius = r; } class Square { public: Square(int); float length; }; Square::Square(int l) { length = l; } class ShapeHolder { public: ShapeHolder(); Circle c1; Square s1; }; ShapeHolder::ShapeHolder(): c1(1), s1(2) {} int main() { ShapeHolder s1; cout<<"ShapeHolder Circle Radius: "<