Question: Construct a Pushdown Automata ( PDA ) M 1 such that L ( M 1 ) = { w { a , b } *

Construct a Pushdown Automata (PDA) M 1 such that
L(M 1)={w {a, b}*| #as in w =2#bs in w}.
Some examples of such strings are abaaab, baabaa and aaaaaabbb.

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