The solution you've provided [here](https://github.com/yaru22/problem-solving/blob/master/hackerrank/the-pads.sql) for [The PADS challenge](https://www.hackerrank.com/challenges/the-pads/problem) in Hackerrank is not acceptable by them. It shows _wrong answer_ message. Also, try to give comments where you explain the query.
The solution you've provided here for The PADS challenge in Hackerrank is not acceptable by them. It shows wrong answer message.
Also, try to give comments where you explain the query.