I usually leave those who didn't do what I told in previous reply, but let this once an exception. Next time, if you don't fix that attitude, I won't help anymore.
Yes you will... (You are allowed to borrow "grumpy" mode...)
It can be very frustrating to reduce somebody's real problem to very simple code and subsequently ignored for a serious answer because the code looks too easy a solution. That's what happened here.
Been there, done that, still do it. You will do it too.
It is the difference between true working brains and grey matter....
You can also over-complicate your answer on purpose, because then they believe you...
(In this particular case: add line numbers...
or an audio explanation
not video of course, that will confuse them)