Construct a push-down automata that accepts the following language: L — PYQDeck

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Module 2: Context-free languages and pushdown automata

20197m

Construct a push-down automata that accepts the following language:
$L = \{uawb \mid u \text{ and } w \in \{a, b\}^* \text{ and } |u| = |w|\}$

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Also appeared in 2021.

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PreviousConvert the following context-free grammar into GNF: S \to XY X \to YS \mid b Y \to SX \mid a NextUsing the following grammar S \to AB \mid BC A \to BA \mid a B \to CC \mid b C \to AB \mid a use the CYK algorithm to determine whether the given string baaba is in L(G) or not.