Array : R: how to initialize empty binary tree?

Array : R: how to initialize empty binary tree?
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

So here is a secret hidden feature I promissed to tell you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
After that, type the word 'awesome' on your keyboard.
It will change your youtube progress bar into a flashing rainbow.

A brief presentation of myself,
Welcome, I'm Delphi.
I am here to aid you in getting answers to your questions.
Array : R: how to initialize empty binary tree?
If you need more specific answers, please reach out to me through comments or chat.
Don't hesitate to provide your answer or insights by leaving a comment below.
A 'heart' from me will be given as a sign of appreciation for your answer.
to how binary empty tree? initialize R: Array :