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#
Authors:
Tony Gaddis
Chapter:
Recursion
Exercise:
Multiple Choice
Question:9 | ISBN:9780132576376 | Edition: 2

Question

A recursive algorithm must _______________ in the recursive case.
a. solve the problem without recursion
b. reduce the problem to a smaller version of the original problem
c. acknowledge that an error has occurred and abort the program
d. enlarge the problem to a larger version of the original problem

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Answer

The correct answer is b) reduce the problem to a smaller version of the original problem.

 

Explanation for the correct answer:

  • The recursive case  in the problem is solved using recursion approach of the algorithm. 
  • That means, it is used to reduce the problem to a smaller version of the original problem.

 

So, a recursive algorithm must  b. reduce the problem to a smaller version of the original problem in the recursive case.

 

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