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Give an EBNF grammar for each of the languages of Problem 1 . Use the EBNF extensions whenever possible to simplify the grammars. In particular

Give an EBNF grammar for each of the languages of Problem $1 .$ Use the EBNF extensions whenever possible to

simplify the grammars. In particular you should eliminate explicit recursion from the grammar whenever possible. Don't

forget to put single quotes around any EBNF meta $-$ symbol when using it as a toke

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