Important notice (2023-03-01): For those who asked this question, could you send me an email again? I need more information.
You have several ways of asking questions to me.
First, you can come to my Discord channel and chat with me.
Or, feel free to get in touch using the form below. It will be appreciated if you also put the name of the book (authors and the edition) and the problem number.
I’ll get back to you as soon as possible. Thanks!