public List <CB> Parents()
{
List <CB> allParents = new List <CB> {
this
};
if (Parent != null)
{
foreach (CB parent in Parent.Parents())
{
allParents.Add(parent);
}
}
return(allParents);
}
static int MinimalTransfers(CB Source, CB Destination)
{
List <CB> SourceParents = Source.Parents();
List <CB> DestinationParents = Destination.Parents();
int counter1 = 0;
int counter2;
foreach (CB stellar1 in SourceParents)
{
counter2 = 0;
foreach (CB stellar2 in DestinationParents)
{
if (stellar1 == stellar2)
{
return(counter1 + counter2 - 2);
}
counter2++;
}
counter1++;
}
return(-1);
}