Question: Hello I have an automata question could you help me? 3. (21 pts) Which of the following languages are context free and which are not?

Hello I have an automata question could you help me?

3. (21 pts) Which of the following languages are context free and which are not? Justify your answer either by giving a CFG or PDA and explaining how it works, or by explaining why that language cannot be generated/accepted by a CFG/PDA (a) L = {agit:i2jand i k} (c) L = {vu : u=0"11","121, n = 1 or 2}

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