import sys, os
sys.modules['_datetime'] = None
from time import *
from datetime import *
os.environ['TZ'] = 'Europe/Kiev'
tzset()
t = datetime(1943, 6, 1, tzinfo=timezone.utc)
print(t.astimezone().strftime("%F %T %z %Z"))
t = datetime(1990, 6, 1, tzinfo=timezone.utc)
print(t.astimezone().strftime("%F %T %z %Z"))
t = datetime(2010, 6, 1, tzinfo=timezone.utc)
print(t.astimezone().strftime("%F %T %z %Z"))