Why can't i do this? Someone pls!

Question

https://code.sololearn.com/c5ol7HJN0Qx4/?ref=app

Answer 1

seems to work fine when you delete that parentheses

Answer 2

No parentheses required in line one:
import java.util.Scanner;
It is a package and no method.
It works fine for the rest though, I think

Answer 3

i checked!! but nope.......thanx

Answer 4

well,
gracious seníor.