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Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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
Transcribed Image Text:2.3.17 Permutations. Compose a program permutations.py that takes a com-
mand-line argument n and writes all n! permutations of the n letters starting at a
(assuming that n is no greater than 26). A permutation of n elements is one of the
n! possible orderings of the elements. As an example, when n=3 you should get the
following output. Do not worry about in which order you write the permutations.
bca cba cab acb bac abc
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