Can someone provide me with some tips on how to solve this?
Yes, I already solved the issue by using % instead of mod() function and 1&0 instead of true&false.
The problem is with how you return true and false, remove the quotes and try again.
That is a problem with your code (just tried the code in SQL and worked fine), try posting it as it says here: https://docs.codewars.com/training/troubleshooting#post-discourse
My results are equal to the expected but I got this:
What is the problem?
in c# tests the namespace is missing!
next time I will do it :D
Please use spoiler flag next time. Otherwise your post is visible in the homepage.
This comment is hidden because it contains spoiler information about the solution
I added in my solution checking the length equality of the words to save time if we have "cat" and "hipopotam".
This should be solve with O(1) and it is not 5kyu consider the complex Math you have to make here.