#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using llu = long long unsigned;

vector<ll> dx = { 0, 0, -1, 1};
vector<ll> dy = {-1, 1,  0, 0};

#define MOD 1000000007
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; }
    return 0;
}