for i in range(1, 101):
    if i ** 0.5 % 1:
        state = 'open'
    else:
        state = 'close'
    print(("Door {}:{}".format(i, state)))

for i in range(1, 101):
    if i ** 0.5 % 1:
        state = 'open'
    else:
        state = 'close'
    print(("Door {}:{}".format(i, state)))
