[Haskell-beginners] problem 8 / 9 chapter 4, RWH

Michael Litchard michael at schmong.org
Fri Jan 23 09:05:57 EST 2009

I noticed that in problem 4, the use of Either is needed, which hasn't
been introduced yet. I've gotten stuck on 8/9, and am wondering if
is something needed that hasn't been introduced yet as well?

Put another way, can problem 8/9 be done given the parts of the
language introduced thus far?

               Michael Litchard

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