Important Notice:

Practice-It will be discontinued as of November 1st, 2024. After this date, the website will remain online for a transitional period, but login will be restricted to University of Washington NetID authentication. This marks the next phase towards the platform's full retirement. Thank you for your use and support of the application over the years.

If you are looking for an alternative, a similar tool, CodeStepByStep, was developed independently by the original author of Practice-It, and is available at codestepbystep.com**

logo Practice-It logo

stutter

Language/Type: Java implementing stutter
Author: Stuart Reges (on 2021/04/02)

Write a method stutter that doubles the size of the passed in List list by replacing every integer in the list with two of that integer. For example, if the list stores the following sequence of integers when the method is called:

[1, 8, 19, 4, 17]

It should store the following sequence of integers after stutter is called:

[1, 1, 8, 8, 19, 19, 4, 4, 17, 17]
Type your solution here:


This is a method problem. Write a Java method as described. Do not write a complete program or class; just the method(s) above.

You must log in before you can solve this problem.


Log In

If you do not understand how to solve a problem or why your solution doesn't work, please contact your TA or instructor.
If something seems wrong with the site (errors, slow performance, incorrect problems/tests, etc.), please

Is there a problem? Contact a site administrator.