Then it would be a typing challenge yes, and the contents of the quiz would be irrelevant. So no it should not be shortened. You can still try to get it in a certain amount of time if you wish to do so.
The split infinitive is only considered wrong by pedants because someone ages ago thought that English should work exactly like Latin. Which it quite blatantly does not.
https://www.jetpunk.com/user-quizzes/6121/every-country-shape
:P