Question: 4. (25 Points) Transform the following left recursive EBNF gramar into an equivalent non-left recursive grammar (S and A are nonterminal symbols; S is the

4. (25 Points) Transform the following left recursive EBNF gramar into

4. (25 Points) Transform the following left recursive EBNF gramar into an equivalent non-left recursive grammar (S and A are nonterminal symbols; S is the start symbol; a and b are terminal symbols)

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