#include <bits/stdc++.h>

#define REP(i,l,u) for(int (i)=(int)(l);(i)<(int)(u);++(i))

using namespace std;

typedef int64_t ll;

const int INF = 1e8;
const double EPS = 1e-10;

int main() {
    ios_base::sync_with_stdio(false);
    int a, b;
    cin >> a >> b;
    if(a - b == 0) cout << 0 << endl;
    else cout << (a > b ? '-' : '+') << abs(a-b) << endl;
}