Having problem in coding part

sir, I was having problem in the recursion and sharing the recursion tree and code . https://ide.codingblocks.com/s/572281

have replied to your previous doubt .

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.