Obfuscated Fibonacci

public class Fibonacci2 {

        public static void main(String[] args) {
            System.out.println("Please enter the number of Fibonacci numbers to display: ");
            Scanner s = new Scanner(System.in);
            Integer n = s.nextInt();

            int a = 0; //a = x
            int b = 1;  // b = i
            System.out.print(a + ", ");
            System.out.print(b);
            for(int i=1; i < n-1; i++) {
                System.out.print(", " + b);
                a = b - a;
                b = b + a;
            }
        }
}