题解 | #在字符串中找出连续最长的数字串#

import re

while True:
    try:
        s = input()
        pat = r"\d+"
        digi_parts = re.findall(pat, s)
        digi_parts.sort(key=len, reverse=True)
        max_l = len(digi_parts[0])
        for digi_part in digi_parts:
            if len(digi_part) < max_l:
                break
            else:
                print(f"{digi_part}", end="")
        print(f",{max_l}")
    except:
        break