Back to Defining and Calling Functions
Next Lesson: Pass by Value

Your First Function

Easy

Write a function int cube(int n) that returns n * n * n, defined above main, and use it to report the cube of one guarded input. main orchestrates; the function computes.

Success Criteria

Your code must pass 3 test case(s) to complete this exercise. 3 hint(s) are available if you need help.

Sign in to track your progress

You can work on exercises as a guest, but sign in to track your progress and save your submissions.

Sign In Create Account

This platform is built by its community

Every lesson, project, and tool on HelloC++ is funded by sponsors. Join them and help shape what we build next.

Become a Patron

How did you find this exercise?

Your rating helps us improve the content.