I got one right, good! (I've used the . myself, usually as 3.0 rather than 3. for - as you say - greater clarity.)
But something went wrong with the Email version of the question, which was:
What wiil (sic) be the result when running this code?
By Hugo Kornelis
        Think you know the answer? Click here, and find out if you are right.
So how were we to know whether we knew the answer to a question that was not stated?!