public void PlaceCupsAfter(Cup newCups, Cup cup)
{
var nextCup = cup.Next;
var lastCup = newCups;
while (lastCup.Next != null)
{
lastCup = lastCup.Next;
}
cup.Next = newCups;
lastCup.Next = nextCup;
}
// Returns pointer to chain of three cups that were removed from the cup
// circle, starting from the cup that was after the given cup.
public Cup PickUpNextThreeCups(Cup cup)
{
var nextCup = cup.Next;
var lastCup = cup;
for (var i = 0; i < 3; i++)
{
lastCup = lastCup.Next;
}
cup.Next = lastCup.Next;
lastCup.Next = null;
return(nextCup);
}
public CupCircle(int[] cupLabels)
{
var firstCup = new Cup(cupLabels[0]);
LabelsToCups = new Dictionary <int, Cup>();
LabelsToCups.Add(firstCup.Label, firstCup);
var previousCup = firstCup;
for (var i = 1; i < cupLabels.Length; i++)
{
var cup = new Cup(cupLabels[i]);
previousCup.Next = cup;
previousCup = cup;
LabelsToCups.Add(cup.Label, cup);
}
previousCup.Next = firstCup;
}