Missing 2.1.14 coding solution

Kind of what the title says. I tried to open the link to the document for the coding solution on section 2.1.14, and I got this:

<img width="599" height="192" alt="Image" src="https://github.com/user-attachments/assets/9a81d235-d091-4475-a562-2179058b2b2c" />