private int PlayMax(TicTacToeBoard prevBoard, TicTacToeSign sign)
{
int max = -1;
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
if (prevBoard.CorrectMove(i, j))
{
TicTacToeBoard newBoard = new TicTacToeBoard(prevBoard);
newBoard.SetSign(i, j, sign);
Steps++;
TicTacToeResult result = newBoard.Winner();
if (result != TicTacToeResult.None)
{
if (result == TicTacToeResult.Draw)
{
if (max < 0)
{
max = 0;
}
}
else
{
max = 1;
}
}
else
{
int max1 = PlayMin(newBoard, TicTacToeHelper.Opponent(sign));
if (max1 > max)
{
max = max1;
}
}
}
}
}
return(max);
}
public override bool GetNextMove(TicTacToeSign sign, out int row, out int column)
{
row = -1;
column = -1;
Steps = 0;
int max = -1;
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
if (board.CorrectMove(i, j))
{
TicTacToeBoard newBoard = new TicTacToeBoard(board);
newBoard.SetSign(i, j, sign);
Steps++;
TicTacToeResult result = newBoard.Winner();
if (result != TicTacToeResult.None)
{
if (result == TicTacToeResult.Draw)
{
if (max < 0)
{
max = 0;
row = i;
column = j;
}
}
else
{
max = 1;
row = i;
column = j;
}
}
else
{
int max1 = PlayMin(newBoard, TicTacToeHelper.Opponent(sign));
if (max1 > max)
{
max = max1;
row = i;
column = j;
}
}
}
}
}
Debug.WriteLine(String.Format("Sor: {0} Oszlop: {1} Érték: {2} Vizsgálatok: {3}", row, column, max, Steps));
// MessageBox.Show(String.Format("Sor: {0} Oszlop: {1} Érték: {2} Vizsgálatok: {3}", row, column, max, count));
BestResult = max;
return(row != -1);
}