Building Java Programs: A Back To Basics Approach (5th Edition)
Building Java Programs: A Back To Basics Approach (5th Edition)
5th Edition
ISBN: 9780135471944
Author: Stuart Reges, Marty Stepp
Publisher: PEARSON
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Question
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Chapter 13, Problem 1E

a.

Program Plan Intro

Given array

int[] list= {-2, 8 , 13, 22, 25, 25, 38, 42 , 51, 103} ;

a.

Expert Solution
Check Mark

Explanation of Solution

Binary search algorithm

  • Here the index of the algorithm is 103.
  • The binary search algorithm examines indexes 4,7,8 and 9.
  • The algorithm returns 9.

b.

Explanation of Solution

Binary search algorithm

  • Here the index of the algorithm is 30.
  • The binary search algorithm examines indexes 4,7,5 and 6.
  • The algorithm returns -7.

c.

Explanation of Solution

Binary search algorithm

  • Here the index of the algorithm is 8.
  • The binary search algorithm examines indexes 4,1.
  • The algorithm returns 1.

d.

Explanation of Solution

Binary search algorithm

  • Here the index of the algorithm is -1.
  • The binary search algorithm examines indexes 4,1 and 0.
  • The algorithm returns -2.

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