import java.util.Scanner;
public class Main{
	private static Scanner sc=new Scanner(System.in);
	public static void main(String args[])throws Exception{
		int a=sc.nextInt(),b=sc.nextInt(),c=b-a;
		String s="";
		if(c<0)s+="-";
		else if(c>0)s+="+";
		s+=String.valueOf(Math.abs(c));
		System.out.println(s);
	}
}