working hours

hour = float(input())
day = input()
open_hours = 10 <= hour <= 18

if 10 <= hour <= 18:
    if day == 'Monday' or day == 'Tuesday' or day == 'Wednesday' or day == 'Thursday' or day == 'Friday' or day == 'Saturday':
        print('open')
    else:
        print('closed')
else:
    print('closed')