Using the algorithm described in Section 4.4.2, remove direct left recursion form the following grammar rules....

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Using the algorithm described in Section 4.4.2, remove direct left recursion form the following grammar rules....

Using the algorithm described in Section 4.4.2, remove direct left recursion form the following grammar rules. A → Aa | Abc | bc | d

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Answer 1

Answer #1

A -> Aa | Abc | bc | d

we can remove the left recursion by introducing a new entity, A' . where:

A -> bcA' | dA'

A' -> bcA' | aA' | e [e - corresponds to the 'ending']

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Answer 2

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Using the algorithm described in Section 4.4.2, remove direct left recursion form the following grammar rules....