// Heap.java

import PriorityQueueInterface;

public class Heap implements PriorityQueueInterface {

  public void setMaxHeapSize(int size)
	{
	// insert your code here	
	}
	
    public void insert(Heapable h)
	{
	// insert your code here
	}

    public Heapable min()
	{
	// insert your code here
	// return a object that implements Heapable
	}

    public Heapable extractMin()
	{
	// insert your code here
	// return a object that implements Heapable
	}
    
}