Unable to understand the mistake in the code

please tell my mistake in the code i have written for this question. custom inputs is working then why not test cases.

hi @utkarsh.gupta0311
go through this–>

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.