private void updateCornerCloseness(int col, int row)
	{
		if(col == 0 && row == 0)
		{
			positionMatrixScore[0][1] *= -1;
			positionMatrixScore[1][0] *= -1;
			positionMatrixScore[1][1] *= -1;
		}
		else if(col == 0 && row == BOARD_SIZE-1)
		{
			positionMatrixScore[0][BOARD_SIZE-2] *= -1;
			positionMatrixScore[1][BOARD_SIZE-1] *= -1;
			positionMatrixScore[1][BOARD_SIZE-2] *= -1;
		}
		else if(col == BOARD_SIZE-1 && row == 0)
		{
			positionMatrixScore[BOARD_SIZE-1][1] *= -1;
			positionMatrixScore[BOARD_SIZE-2][0] *= -1;
			positionMatrixScore[BOARD_SIZE-2][1] *= -1;
		}
		else if(col == BOARD_SIZE-1 && row == BOARD_SIZE-1)
		{
			positionMatrixScore[BOARD_SIZE-1][BOARD_SIZE-2] *= -1;
			positionMatrixScore[BOARD_SIZE-2][BOARD_SIZE-1] *= -1;
			positionMatrixScore[BOARD_SIZE-2][BOARD_SIZE-2] *= -1;
		}
	}