Answer 1

AvïNash TïwaRi Hope this helps:
https://code.sololearn.com/c5E8D89PlIGh/?ref=app

Answer 2

Not that I know of.

Answer 3

No, that's the point of operators.
The closest you can get to no operators, is to make a function like this:
int Sum(int x, int y) {
return x + y;
}
printf("%d", Sum(3, 5)) //Outputs 8

Answer 4

Yes

Answer 5

i dont get this