Introduction to Algorithms
3rd Edition
ISBN: 9780262033848
Author: Thomas H. Cormen, Ronald L. Rivest, Charles E. Leiserson, Clifford Stein
Publisher: MIT Press
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Chapter 32.4, Problem 3E
Program Plan Intro
To explain; how to determine the occurrences of pattern P in the text T by examining the
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How would you extend the Rabin-Karp method to the problem of searching a text string for an occurrence of any one of a given set of k patterns? Start by assuming that all k patterns have the same length. Then generalize your solution to allow the patterns to have different lengths?
Is aa distinguishable from the string a with respect to the set of strings over {a,b} that end with aaa? If so, prove it. *
What implication does the above result have on the design of an FSA M such that L(M) is the set of strings over {a,b} that end with aaa?
Write down the NFA-epsilon to recognize all the strings with the following specification over the alphabet { 1, 2, 3, a, b, c }:
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If, exactly, that number of symbols exists in the rest of the string, then the string is accepted.
Otherwise, it is rejected. For instance,
2bac2c3acbdcba1ad is an acceptable string, since it starts with a header part 2b, and we have exactly two b symbols in the rest of the string.
Header Rest 2b ac2c3acbdcba1aa
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