import java.util.Scanner;

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

		int n = sc.nextInt(), m = sc.nextInt();
		if (n == m) {
			System.out.println(0);
		} else if (n < m) {
			System.out.println("+" + (m - n));
		} else {
			System.out.println("-" + (n - m));
		}
	}
}