Can some one described me pass by value and pass by reference in c++

Question

program + description

Answer 1

I had tried my best to explain it here

https://www.sololearn.com/Discuss/1406887/?ref=app

Hope this helps☺️☺️.

Answer 2

Umm I briefly tried to explain and clarify the use & difference of pass by value, pass by reference via reference & pointers, pass by reference in arrays via reference & pointers, & getting a pointer return type from function.
https://code.sololearn.com/cNk82nOx24hw/?ref=app
https://code.sololearn.com/c4dvux5CvxAA/?ref=app