Ultra-fast-math. 1 testcase wrong

today i started solving a problem in challenges part of string. where i found the question. Ultra-fast-mathematician. I have done this question but it is showing a wrong answer in one of my testcase.
link: https://ide.codingblocks.com/s/56779

I am not able to know where is the problem. its working perfectly on my ide. please tell me if i am skipping any case.

It only had a println mistake.just add println in the printing statement.
Write system.out.println©.

I have made that change in the code
https://ide.codingblocks.com/s/56824

Hey Pulkit, as you are not responding to this thread, I am marking your doubt as Resolved for now. Re-open it if required.

Please mark your doubts as resolved in your course’s “ Ask Doubt ” section, when your doubt is resolved.