Pls what's wrong with this if else statement

Question

import java.util.Scanner;

public class Program
{
public static void main(String[] args) {
Scanner num=new Scanner(System.in);

int a =num.nextInt();

if (a > 0){
a*=2;
}else if (a< 0){
a++;
System.out.println(a);
}else if (a == 0){
System.out.println(0);
}
}
}

Answer 1

Remove the last two parentheses("}") and you need to add Print statement in if it is greater than 0.