Question
Question 9 [10 marks] Consider the set A = {a, b, c, d, e, f, g, h}. How many permutations of this set exist such
Question 9 [10 marks] Consider the set A = {a, b, c, d, e, f, g, h}. How many permutations of this set exist such that a appears before b? Note that a is not required to appear immediately before b. For example, abcdefhg, acdefghb, cdaef bgh are valid permutations; bacdefgh, bcdefgha are not valid.
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New Trends In Databases And Information Systems ADBIS 2015 Short Papers And Workshops BigDap DCSA GID MEBIS OAIS SW4CH WISARD Poitiers In Computer And Information Science 539
Authors: Tadeusz Morzy ,Patrick Valduriez ,Ladjel Bellatreche
1st Edition
3319232002, 978-3319232003
