import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int a = scan.nextInt();
		int b = scan.nextInt();
		scan.close();
		int ans = b - a;
		if(ans > 0) {
			System.out.println("+" + ans);
		}else {
			System.out.println(ans);
		}
	}
}