Answer 1

https://www.sololearn.com/discuss/333866/?ref=app
https://www.sololearn.com/discuss/321242/?ref=app

do you want to know how to write comments in code? it's in the courses. depending on the language you chose, it could be one or more of the following:

// comment
/* comment */
# comment
<!-- comment -->
""" comment """

https://en.wikipedia.org/wiki/Comment_(computer_programming)