Question: Create a PDA for the following languages. a) The set of even-length strings over {a, b} with the two middle symbols equal. b) The set

Create a PDA for the following languages.

a) The set of even-length strings over {a, b} with the two middle symbols equal.

b) The set of odd-length strings over {a, b} whose first, middle and last symbols are all the same.

c) L = {a mb 2m|m 0}

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