How can void b used insted of int

Question

i want to use void instead of int main how can i use

Answer 1

But why you want main procedure to use void? I'm confused (??) C++ standard had defined the main procedure to use int as return type, why need to change?

Answer 2

#include <iostream>
int main()
{
cout<<"hello ";
return 0;
}
how i can use void in this