Communicate between local variation C++

Hello. I’m making simple survival game on mobile platform, well… I have some troubles to making system
Now I want to ask guys is, Under IMG is BP what I want to make.

344574-bp-checked.png

And this is my code to making upper BP to C++

As We can see BP Interact and DestroyActor’s Connection at Blueprint,
but I don’t have idea how to make this in C++.
What should I do with this Situation?
Thanks for watching this post, and Hope luck while making.

There are lots of approaches. You can store Array of actors, add actor to list in NotifyActorBeginOverlap and remove from list in NotifyActorEndOverlap. Also check out this