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2. Describe a context free grammar for the following languages. Clearly explain how they work and the role of each non-terminal. Unclear grammars will receive

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2. Describe a context free grammar for the following languages. Clearly explain how they work and the role of each non-terminal. Unclear grammars will receive little to no credit. (b) {albekdel i,j, k, 120 and i+1=j+k) (c) L (0,1)*1(o"12n |n 20]. In other words the complement of the language (o"12 n20

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