ISRO | ISRO CS 2020 | Question 73

The language which is generated by the grammar S → aSa|bSb|a|b over the alphabet {a, b} is the set of
(A) Strings that begin and end with the same symbol
(B) All odd and even length palindromes
(C) All odd length palindromes
(D) All even length palindromes


Answer: (C)

Explanation:

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