how to create template abstract class ?

Question

here is what I have done, it works but is it a correct way of doing this?
https://code.sololearn.com/cSpZbMzJ0qhk/?ref=app

Answer 1

ok thanks

Answer 2

I think 'Wrap' should be a templated class as well so that 'HelpInt' can use template properties and you wont have to declare seperate Wrappers for other types.

Answer 3

template