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

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

	if (a == b) {
		cout << 0 << endl;
	} else if (a < b) {
		cout << "+" << b - a << endl;
	} else {
		cout << "-" << a - b << endl;
	}
}