Daily JavaScript Challenge: Sum of Digits Until Single Digit

Hey fellow developers! 👋 Welcome to today's JavaScript coding challenge. Let's keep those programming skills sharp!

The Challenge

Difficulty: Medium

Topic: Mathematics

Description

Given a non-negative integer, repeatedly add its digits until the result has only one digit.

Ready to Begin?

https://www.dpcdev.com/

1. Fork this challenge
2. Write your solution
3. Test it against the provided test cases
4. Share your approach in the comments below!

Want to Learn More?

Check out the documentation about this topic here: https://en.wikipedia.org/wiki/Digital_root

Join the Discussion!

• How did you approach this problem?
• Did you find any interesting edge cases?
• What was your biggest learning from this challenge?

Let's learn together! Drop your thoughts and questions in the comments below. 👇

This is part of our Daily JavaScript Challenge series. Follow me for daily programming challenges and let's grow together! 🚀

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