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#
Authors:
Stuart Reges, Marty Stepp
Chapter:
Linked Lists
Exercise:
Exercises
Question:10 | ISBN:9780136091813 | Edition: 2

Question

Write a method called stutter that doubles the size of a list by replacing every integer in the list with two of that integer. For example, suppose a variable list stores the values [1, 8, 19, 4, 17] , after a call of list.stutter() , it should store [1, 1, 8, 8, 19, 19, 4, 4, 17, 17] .

Add the above method to the LinkedIntList class from this chapter.

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Answer

Implementation of stutter method:

public void stutter()
	{
		ListNode current = front;

		while(current != null)
		{
			current.next = 
					new ListNode(current.data, current.next);
			current = current.next.next;
		}
	}

 

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