import java.util.Scanner;

public class Study02 {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String a = sc.nextLine();
		String [] q = a.split(" ");
		int [] z = new int[2];
		for(int i=0;i<q.length;i++){
			z[i] = Integer.parseInt(q[i]);
		}
		int asd = z[1] - z[0];
		if(asd < 0){
			System.out.println(asd);
		}else{
			System.out.println("+"+asd);
		}

	}

}