Q. Which of the following gives the total number of ways of parenthesizing an expression with n + 1 terms?

(A) n factorial
(B) n square
(C) n cube
(D) nth catalan number

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✅ Correct Answer: (D) nth catalan number

Explanation: the nth catalan number gives

Published by Mr. Dubey ⭐ 104.82K Points at 16-Sep-2023 03:44 pm in Design and Analysis of Algorithms

Explanation by: Mr. Dubey

the nth catalan number gives

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