Find upper and lower bound

#1

where i am going wrong. i have submitted thr code

#2

your approach is not correct and hence code is not giving correct output

you can refer this code

#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.