Not able to pass test cases

#1

what is the problem in my code, I am getting right output

#2

hello @great

in output file all elements are in single line so remove endl

#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.