| 
		| class PriorityQueue |  
		| Tentative nodes in a priority queue. More... |  
 |  | 
 
Public Methods
- bool  add (typename Node<A>::NodeRef n, int weight) 
- typename Node<A>::NodeRef  pop () 
- bool  empty () 
 Tentative nodes in a priority queue.
 
| bool  add (typename Node<A>::NodeRef n, int weight) 
 | add | 
 Add or Update the weight of a node.
Returns: true if the weight was used.
     
| typename Node<A>::NodeRef  pop () 
 | pop | 
 Pop the node with lowest weight.
     
	
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