// #define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); ++i)
int main() {
    // Input
    int a, b;
    cin >> a >> b;

    // Output
    int diff = abs(a - b);
    cout << (a == b ? "" : (a < b ? "+" : "-")) << diff << endl;
}