Find cfgs for the languages

Assignment Help Theory of Computation

Reference no: EM13713048

Question- Find CFGs for the given languages over the alphabet sigma = {a b}:

Part -1 All words in which the letter b is never tripled.

Part -2 All words that have exactly two or three b's.

Part -3 All words that do not have the substring ab.

Part -4 All words that do not have the substring baa.

Part -5. All words that have different first and last letters

You have to find CFGs for the provided languages over the alphabet.

Reference no: EM13713048

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