#include <bits/stdc++.h>
using namespace std;
typedef int64_t ll;

void solve() {
  ll a,b;
  cin>>a>>b;
  if(a==b){
    cout<<0<<endl;
  }else if(a>b){
    cout<<"-"<<a-b<<endl;
  }else{
    cout<<"+"<<b-a<<endl;
  }
}


int main() { solve();system("pause"); }