For input why it si not showing answer correct

#1
#2

@kailash_01 did you share the correct question link, because in your code you are not taking c as input ?

#3

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.