This program uses the default classes for a key sorted set and a heap, IKeySortedSet and IHeap, to track parcels for a delivery service. It uses a key sorted set to record the parcels that are currently in circulation.
Concept
This program is a sample to demonstrate the use of the default classes IKeySortedSet and IHeap.
Task
This program uses a key sorted set and a heap to track parcels for a delivery service.
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