private int RateBranch(Branch b)
{
return(10000 * Grid.Directions.Count(d => CanGoTo(b, d)) + Grid.Distance(b.Last(), b.Other.Last()));
}
private int RateDirection(Branch br, Point dir)
{
Point nxt = Grid.NeigbourCoordinates(br.Last(), dir);
return(10000 * Grid.Directions.Count(d => CanGoTo(nxt, br, d)) + Grid.Distance(nxt, br.Other.Last()));
}
