#include<bits/stdc++.h>
#define rep(i,a,n) for (int i = a;i < n;i++)
#define per(i,n,a) for (int i = n-1;i >= a;i--)
using namespace std;

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