How many friends can i have ?

Question

i have a regular function with a prototype and a definition block.
Can i put a friend prototypes of that function inside multiple classes?

Is this how you built relationships between objects?

Answer 1

As many ass possible friends you can have

Answer 2

It is good to have many friends

Answer 3

more the friends more struggle
less friends life struggles

Answer 4

If i understood it correctly, this is called multiple inheritance. Some languages support it, others use interfaces to solve it.

Answer 5

Many as You'd like!!
You Chose how much!
its all you!