Q. Which of the following problems can be solved using the longest subsequence problem?

  • (A) longest increasing subsequence
  • (B) longest palindromic subsequence
  • (C) longest bitonic subsequence
  • (D) longest decreasing subsequence
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✅ Correct Answer: (B) longest palindromic subsequence
Explanation: to find the longest palindromic subsequence in a given string, reverse the given string and then find the longest common subsequence in the given string and the reversed string.

Published by Mr. Dubey ⭐ 109.87K Points at 16-Sep-2023 03:43 pm in Design and Analysis of Algorithms

Explanation by: Mr. Dubey
to find the longest palindromic subsequence in a given string, reverse the given string and then find the longest common subsequence in the given string and the reversed string.

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