How to use multiple classes in the code playground in solo learn?

Question

I have 2 different classes, one enum class and one normal class, to run but I am not able to do it in the same code playground.

Answer 1

Make one of the classes private. We can have several classes in a single java file but only one public one. So try making one of them private

Answer 2

it's like headmaster to principal to class teacher to students