Question: Consider the following grammar: Elts ::= A plus B A ::= A id | id B ::= B id | id Assume that a tokenizer

Consider the following grammar:

Elts ::= A plus B

A ::= A id | id

B ::= B id | id

Assume that a tokenizer has already imbued each id with a value field that contains the name of the identifier. Write an SDD that sets the Elt translation to be set of identifier names mentioned under a B nonterminal, but never mentioned under an A nonterminal.

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