import java.util.*;

public class Main {
    private static Scanner sc = new Scanner(System.in);
    public static void main(String[] args) throws Exception {
        int d = sc.nextInt() - sc.nextInt();
        
        if (d < 0) {
            System.out.println("+" + Math.abs(d));
        } else if (d > 0) {
            System.out.println("-" + Math.abs(d));
        } else {
            System.out.println(0);
        }
    }
}