It is a question from Code Coach challenges. To convert US date to EU date.

Question

I ran all the test cases I could see and all ran correctly. Still only the first test case is satisfied rest are failed when running the test cases in Code Coach Challenge. Please tell me if there is anything wrong in it.
This is my code:
https://code.sololearn.com/cqR5JMD45Hyx/?ref=app

Answer 1

I got it now. It was printing \0 somehow and thus the cases were failing.

Answer 2

Second test case shows correct output but it is still evaluated wrong.
I'll see the question again.

Answer 3

It was private so it can now be seen. I made it public.

Answer 4

See problem carefully you'll get to know how to solve

Answer 5

Also, I couldn't find any information regarding the question.