I'll repeat 'doh', too. I've only just started this Azed and have no answer to offer at the moment, but that first reply comes over as one of the rudest, most arrogant remarks I've read on here for a while.
Baitress, either your (no doubt correct and winning) solution is already in the post, in which case you can choose (or not) to offer a hint or an answer, or you don't have the remotest clue what Zita is posting about - in which case, don't come the raw prawn with us.
Here's the puzzle:
http://image.guardian...10/03/24/Azed1974.pdf