#include <iostream>
#include <vector>
#include <cstring>
#include <string>
#include <algorithm>
#include <iomanip>
using namespace std;

int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);

	int a, b;
	cin >> a >> b;
	if(a ==b) {
		cout << 0 << endl;
	}
	else if(a < b) {
		cout << "+" << abs(a - b) << endl;
	}
	else {
		cout << "-" << abs(a - b) << endl;
	}
}