public void CheckThirdSituationVertically(bool firstPlayer, Board board, ref int result)
{
for (int c = 0; c < board.NumberOfColumns; c++)
{
int r = board.GetFirstFreeRow(c);
if (r >= board.NumberOfRows - 1 || r < 2 || (r - 3 >= 0 && board[c, r - 3] == firstPlayer))
{
continue;
}
if (board[c, r - 1] == firstPlayer && board[c, r - 2] == firstPlayer)
{
result += GetValueFromThirdSituation(board.NumberOfRows - r);
}
}
}
public bool CheckSecondSituationVertically(bool firstPlayer, Board currentBoard, ref int result)
{
//if found twice, res = inf
bool found = false;
for (int c = 0; c < currentBoard.NumberOfColumns; c++)
{
bool cont = false;
int lastR = currentBoard.GetFirstFreeRow(c);
if (lastR == currentBoard.NumberOfRows || lastR < 3)
{
continue;
}
for (int i = 1; i <= 3; i++)
{
if (currentBoard[c, lastR - i] != firstPlayer)
{
cont = true;
break;
}
}
if (cont)
{
continue;
}
//found twice!
if (found)
{
result = int.MaxValue;
return(true);
}
found = true;
result = 900000;
}
return(false);
}
