In insertion -1 of linked list?

#1

rather than passing with a reference can we return head?

#2

Yes you can also do that way

#3

which one is the better way to do the same ?

#4

Both the ways are similar in terms of efficiency so you can choose any

#5

I hope I’ve cleared your doubt. I ask you to please rate your experience here
Your feedback is very important. It helps us improve our platform and hence provide you
the learning experience you deserve.

On the off chance, you still have some questions or not find the answers satisfactory, you may reopen
the doubt.