been removed. The terminal alphabet is able: {a, b, c, d} → bca Sb | dac | da Sb | acd | da

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Using left-factoring and/or elimination of left recursion give a grammar equivalent to
the below grammar where the immediate problems preventing the use of recursive
descent parsing have been removed. The terminal alphabet is
{a, b, c,d}
and S is the start variable:
S bca Sb | dac | daSb acd | da
Transcribed Image Text:Using left-factoring and/or elimination of left recursion give a grammar equivalent to the below grammar where the immediate problems preventing the use of recursive descent parsing have been removed. The terminal alphabet is {a, b, c,d} and S is the start variable: S bca Sb | dac | daSb acd | da
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