import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

    	Scanner sc = new Scanner(System.in);
    	int numA = sc.nextInt();
    	int numB = sc.nextInt();
    	if((numA-numB)>0){
    		System.out.println("-" + (numA-numB));
    	}else if(numA==numB){
    		System.out.println(0);
    	}else{
    		System.out.println("+" +(numB-numA));
    	}
    }

}