Description
This program allows to store managed pointers for various graphical objects into one collection, a key sorted set. The graphical objects, namely lines, curves, and circles, inherit from a base class Graphics. Managed pointers to objects of this type are stored in the key sorted set. Using these pointers, you can access the various objects from the collection.
Concept
This program is a sample to demonstrate the use of managed pointers.
Task
This program uses a key sorted set to store managed pointers of various graphical objects.