import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int a = sc.nextInt();
        int b = sc.nextInt();
       
        int change = b-a;
        
        if(change>=0){
        	System.out.println("+" + change);
        }
        else{
        	System.out.println(change);
        }
    }
}