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

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