Exercise 2: Add a method boolean contains (Object obj) that checks whether the LinkedList implementation contains a given object. Implement this method by directly traversing the links, not by using an iterator. Write a tester class to check your method.

C++ Programming: From Problem Analysis to Program Design
8th Edition
ISBN:9781337102087
Author:D. S. Malik
Publisher:D. S. Malik
Chapter18: Stacks And Queues
Section: Chapter Questions
Problem 16PE: The implementation of a queue in an array, as given in this chapter, uses the variable count to...
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Exercise 2:
Add a method boolean contains (Object obj) that checks whether the LinkedList
implementation contains a given object. Implement this method by directly traversing the links, not
by using an iterator. Write a tester class to check your method.
Exercise 3:
Provide a removeLast method for the ArrayList implementation in Section 15.2 that shrinks
the internal array by 50 percent when it is less than 25 percent full. Write a tester class to check your
method.
20
Transcribed Image Text:Exercise 2: Add a method boolean contains (Object obj) that checks whether the LinkedList implementation contains a given object. Implement this method by directly traversing the links, not by using an iterator. Write a tester class to check your method. Exercise 3: Provide a removeLast method for the ArrayList implementation in Section 15.2 that shrinks the internal array by 50 percent when it is less than 25 percent full. Write a tester class to check your method. 20
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