#include <vector>
#include <list>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <algorithm>
#include <sstream>
#include <iostream>
#include <string>
#include <cstdio>
#include <cmath>

using namespace std;

int main() {

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