#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <map>
#include <set>
#include <unordered_map>
#include <unordered_set>
#include <climits>
#include <cmath>
#include <regex>
#include <queue>

#define rep(i, N) for(int i = 0; i < (N); i++)

using namespace std;

typedef long long ll;

signed 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;
    }
}