Question: (40) Context Free Grammar. (a) Write a context free grammar for arithmetic expressions which can use numbers, variables and operation + only. (b) Write a

(40) Context Free Grammar. (a) Write a context free grammar for

(40) Context Free Grammar. (a) Write a context free grammar for arithmetic expressions which can use numbers, variables and operation + only. (b) Write a context free grammar for the arithmetic expressions above that captures right associativity

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