def calculate_FCF(r, T):
    """
    Calculate FCF from given information
    :param r: Is the rate of inflation
    :param T: Is the time in years
    :return: No units cost factor
    """
    r = r / 100
    den = r * ((1 + r) ** T)
    num = ((1 + r) ** T) - 1
    return den / num