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

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