1,2 test cases are failiing in this problem

#1

please look at this code

#2

Use long long int and then try to submit cause of constraints.

#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.