Warning! It seems that you are using Dodona within another webpage, so not everything may work properly. Let your teacher know so that he can solve the problem by adjusting a setting in the learning environment. In the meantime, you can click this link to open Dodona in a new window.
def is_palindroomzin(zin: str) -> bool:
# TODO
# Zet onderstaande regel uit commentaar om lokaal te testen
# print(is_palindroomzin("A man, a plan, a canal: Panama!"))
You can submit as many times as you like. Only your latest submission will be taken into account.