Which of the following is not a palindromic subsequence of the string “ababcdabba”?

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Mr. Dubey

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📊 Design and Analysis of Algorithms

Q. Which of the following is not a palindromic subsequence of the string “ababcdabba”?

(A) abcba
(B) abba
(C) abbbba
(D) adba

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✅ Correct Answer: (D) adba

Explanation: ‘adba’ is not a palindromic sequence.

Explanation by: Mr. Dubey

‘adba’ is not a palindromic sequence.

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