> For the complete documentation index, see [llms.txt](https://heapclub.gitbook.io/heapclub-algorithms/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://heapclub.gitbook.io/heapclub-algorithms/interview-preparation/math.md).

# 4. Math (optional)

Crack a few coding problems [here](https://www.interviewbit.com/courses/programming/topics/math/).