Inheritance and Interface in java

Question

Is the method show of Inter interface had been implemented by the Program clsss?
https://code.sololearn.com/c07s0GhPR03y/?ref=app

Answer 1

As far as i understand, you don't have to implement Show() explicitly in the Program class, because you already have a Show() method inherited from the Parent class, the interface just uses that one as the implementation for the Inter interface.