Give production rules in Backus-Naur form for an identifier if it can consist of a) One or
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a) One or more lowercase letters.
b) At least three but no more than six lowercase letters.
c) one to six uppercase or lowercase letters beginning with an uppercase letter.
d) A lowercase letter, followed by a digit or an underscore, followed by three or four alphanumeric characters (lower or uppercase letters and digits).
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a We can think of appending letters to the end at each stage Identifier lcletter ...View the full answer
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Related Book For
Discrete Mathematics and Its Applications
ISBN: 978-0073383095
7th edition
Authors: Kenneth H. Rosen
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