Any comments to my codes?

Question

https://code.sololearn.com/c7XJAjt3l2Qn/?ref=app

Answer 1

Hi Menglong Wang
This is not the right place to post a code for comment. You can share your post in the activity field. This is a Question and Answer Discussion Section. Only useful related Questions are expected. Note this for future purpose.
Read This:
https://www.sololearn.com/discuss/1316935/?ref=app

Answer 2

Qudusayo Yeah, I guess that will be a very lively discussion with his one follower... Is there a maximum number of posts in ones activity thread?

Answer 3

//"start is:" +"" +start //same as
"start is:"+start