#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
#include <iomanip>
#include <stack>
#include <algorithm>
#include <string>
#include <map>
#include <iterator>
#include <set>
#include <queue>

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;
}