Question
Transform the following left recursive BNF grammar into an equivalent non-left recursive grammar (S and A are nonterminal symbols; S is the start symbol; a
Transform the following left recursive BNF grammar into an equivalent non-left recursive grammar (S and A are nonterminal symbols; S is the start symbol; a and b are terminal symbols):
S -> aSb | bAS
A -> AaA | bAA | AAa | bAb
CAUTION: Make sure ALL left recursion is eliminated.
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Data Management Databases And Organizations
Authors: Richard T. Watson
3rd Edition
0471418455, 978-0471418450
