#include <bits/stdc++.h>
using namespace std;

int main() {
	int a, b;
	cin >> a >> b;

	string s = "0";
	if (a != b) {
		int d = b - a;
		string s2 = to_string(d);

		if (d > 0) {
			s = "+";
		}
		else {
			s = "";
		}

		s += s2;
	}

	cout << s << endl;
}