#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define endl "\n"

int main() {
    int a, b;
    cin >> a >> b;

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

    return 0;
}