A programmer is having trouble with a program that they are modifying for another programmer. The program is not working as expected but the other programmer says that it is working fine and the documentation referring to the algorithm is available. What documentation is the second programmer likely referring to.

frequently asked questions (FAQs)
Comments
Runbook
README

The second programmer is likely referring to the README documentation. The README file typically provides an overview of the program, installation instructions, and any additional information or troubleshooting tips. It might also include details about the algorithm used in the program.