why we sometimes write void instead of int?

Answer 1

Why?

I mean, do we?

How would that look:

int void() {
.....
}

?

Answer 2

Do not forget to use a search engine before asking questions.
https://www.sololearn.com/Discuss/583759/?ref=app

Answer 3

Use void for functions that don't have any return type like printing a text out on z screen. Some weird compilers use it *cough*turbo*cough*
But the most common types are int. We use int for a function that has a return type. most compilers use int in there main function.