Data Structures and Algorithms
with Object-Oriented Design Patterns in C++ 
This section presents a pointer-based implementation of leftist heaps.
Program 
gives the declaration
of the LeftistHeap class.
The LeftistHeap class is derived from both
the MergeablePriorityQueue abstract class
and the BinaryTree concrete class.
Program: LeftistHeap Class Definition
Copyright © 1997 by Bruno R. Preiss, P.Eng. All rights reserved.