On Fri, May 25, 2012 at 6:16 PM, Don Green <infodeveloper...@gmail.com> wrote:
> Given the output of Racket's read-words/line function, which produces a list
> of lists. Each word is in a list, each group of words on a line is in a
> list, all within a list.
>
> Any ideas on how to sort on the car (first element) of each list that
> corresponds to a line?
(define (sort-line line)
(sort line
(λ (a b)
(or (null? a)
(and (not (null? b))
(string<? (first a) (first b)))))))
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