What is the output of the following statements?

temporary object1;

temporary object2("rectangle", 8.5, 5);

temporary object3("circle", 6, 0);

temporary object4("cylinder", 6, 3.5);

cout << fixed << showpoint << setprecision(2);

object1.print();

object2.print();

object3.print();

object4.print();

object1.set("sphere", 4.5, 0);

object1.print();