What does it mean????¿

Question

What does the 14 line mean??
https://code.sololearn.com/cWSzDO06egS6/?ref=app

Answer 1

🤔🤔but it is your own code🤔🤔

Answer 2

Ok it is a loop from 0 to n-1
but I wrote on your other code a more readable version.

Answer 3

First, I wrote the code as I saw fit. but for some reason code gave the wrong answer. here in this form, the code returns the correct answer. but I don’t understand why.

Answer 4

I understand perfectly well that this is a loop from zero to n-1 .... but why exactly with it the program gives the correct answer ..

Answer 5

'j' previous last value 1, taking it as same.
So j=1 there.
For input:
3
1
4
2
Is answer 3 is correct? No...