import re


def format_indeed_post_date(post_date):
    """
    Format a Posted date to a numeric string of the recorded days

    Arguments : posted date string

    Return : Numeric string
    """
    if ("Publiée à l'instant" in post_date) or ("Aujourd'hui" in post_date):
        return str(0)
    else:
        temp = re.findall(r'\d+', post_date)
        res = tuple(map(int, temp))[0]
        return str(res)