Can you tell me my mistake?

hello @vageesha

check now->

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.

I didn’t understand why you have taken j<length-1 and not j<=length-1 in the deleteattail function.Can you please explain it.

@vageesha
which question u r talking about?

here we are doining nothing like that