Let Σ = {a, b, c}. Write a grammar that generates the language: L = {(ac)nbn+1w:...

Question

Question

Let Σ = {a, b, c}. Write a grammar that generates the language: L = {(ac)ⁿbⁿ⁺¹w: n ≥ 0, w ∈ Σ^*, w contains the substring acb}.

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Answer 1

Answer #1

Solution:

The grammar will be

S=> ABbC

A=> acAB | ac

B=> b

C=> aC | bC | cC | acb

The given grammar will generate the below strings,

bacb, acbbacb, acacbbbabcbacbba, .....

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Answer 2

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