djfz-2019/TaskA40/run
deadsmond 6fe73ba5fc hm
2019-10-28 20:30:25 +01:00

16 lines
362 B
Python

#!/usr/bin/python3
import sys
import re
def is_number(test):
pattern = re.compile(r'^(1 roczek)|([2-4] (lata|latka))|([5-9]|(1[0-9])|20|21 lat)|(([2-9][2-4]) lata)|(([2-9](156789)|10[0-9]|110) lat)$')
result = re.match(pattern, test)
if result:
return "yes"
else:
return "no"
for line in sys.stdin:
print(is_number(line))