private int SumPathCosts(Queue <Node> nodes)
{
int pathCost = 0;
Node current = nodes.Dequeue();
while (nodes.Count > 0)
{
pathCost += current.GetCostTo(nodes.Peek());
current = nodes.Dequeue();
}
return(pathCost);
}
private int GetCostBetween(Node node, Node neighbor)
{
return(GetCostFor(node) + node.GetCostTo(neighbor));
}