Write a purely functional Scheme function that returns a list of all permutations of a given list.

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Write a purely functional Scheme function that returns a list of all permutations of a given list. For example, given (a b c), it should return ((a b c) (b a c) (b c a) (a c b) (c a b) (c b a)) (in some order).

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Programming Language Pragmatics

ISBN: 9780124104099

4th Edition

Authors: Michael L. Scott

Question Posted: Nov 26, 2020 01:33 AM

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Write a purely functional Scheme function that returns a list of all permutations of a given list.

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define permutations lambda L return a list of all permutations of list L let insertall lambda e Ls ...View the full answer

Programming Language Pragmatics

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