[plt-scheme] Permutation correct way to do it ?

From: Matthias Felleisen (matthias at ccs.neu.edu)
Date: Sat May 3 09:09:57 EDT 2008

On May 2, 2008, at 10:56 PM, Rocky wrote:

> I remember now why I like imperative style better.

Why don't you send us a solution to the problem in your favorite  
language, imperative, OOP, logic-based, you name it. We can read it  
all and then we can compare the two things. -- Matthias

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