private Tuple <int, Tuple <int, int> > alphaBetaMin(int scoreParent, bool whiteTurn, int depth = 5)
{
List <Tuple <int, int> > possibleMove = this.GetPossibleMove(whiteTurn);
if (depth == 0 || this.GameFinish == true || possibleMove.Count == 0)
{
return(new Tuple <int, Tuple <int, int> >(evaluateGameState(!whiteTurn), null));
}
int minVal = int.MaxValue;
Tuple <int, int> minOp = null;
foreach (Tuple <int, int> move in possibleMove)
{
OthelloBoard tempOthelloBoard = new OthelloBoard(this);
tempOthelloBoard.PlayMove(move.Item1, move.Item2, false);
Tuple <int, Tuple <int, int> > score = tempOthelloBoard.alphaBetaMax(minVal, !whiteTurn, depth - 1);
if (score.Item1 < minVal)
{
minVal = score.Item1;
minOp = move;
if (minVal < scoreParent)
{
break;
}
}
}
return(new Tuple <int, Tuple <int, int> >(minVal, minOp));
}
public OthelloBoard(OthelloBoard other)
{
this.theBoard = (int[, ])other.GetBoard().Clone();
this.computeScore();
}
