Why do I get warnings in this void pointer using function?

Question

https://code.sololearn.com/cUo9vHkFJ6wQ/?ref=app

Answer 1

You declare 'a' as an integer and return it in a void function

Answer 2

Jazz thanks man!! That was really helpful!

Answer 3

Verstappen

void doesn't return anything. It is called as non-return data type.

Answer 4

Slick A͢J here I used void* as given by the lesson example