djfz-2020-s444507/TaskA03/run.py

import sys


def is_date_in_line(line):

    index = 0

    while index != -1:
        index = line.find(' r.', index+1)
        if index == -1:
            return False
        if line[index - 4] == '1' and line[index - 3] == '9':
            year = int(line[index - 4:index])
            if 1999 >= year >= 1900:
                return True
    return False


for line in sys.stdin:
    if is_date_in_line(line):
        print(line.rstrip('\n'))