C output help quick plz!

Question

what is the output of this anyone know plz!!!!

12. void F1(int x, int y) {

x=10; y=20;

}

int main() {

int n1=6, n2=8;

F1(n1,n2);

cout<<n1<<" "<<n2;

return 0;

}

Answer 1

6 8

Answer 2

6, 8 because it is pass by value