Please don't post complete solutions. On Jul 29, 2011, at 4:55 PM, [email protected] wrote:
> I am currently working on Structure Definitions and am hoping that I can get > some feedback through this mailing list on whether I am doing things > correctly or not. > > Exercise 6.4.3. Provide a structure definition and a data definition for > representing three-letter words. A word consists of letters, which we > represent with the symbols 'a through 'z. > > Here is what I have come up with. > > ;; word : symbol -> symbol > ; produce a word with the letters it's made of. What is the above function for? The rest is all you need.
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