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Problem 1. [10 points] (a) Prove that the language L(a'b2c |i,j20 is context-free. (b) Prove that the language L2 = {abia l i, j 0}

Problem 1. [10 points] (a) Prove that the language L(a'b2c |i,j20 is context-free. (b) Prove that the language L2 = {abia l i, j 0} is context-free. (c) What is L1 n L2

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