#include <iostream>
#include <cmath>
//using namespace std;
typedef unsigned long long ul;
typedef signed long long ll;

int main(void)
{
  std::cin.tie(0);
  std::ios::sync_with_stdio(false);
  std::cout << std::fixed;
  int a, b;
  std::cin >> a >> b;
  int ans = b-a;
  std::cout << (ans==0 ? "0" : ((ans>0) ? "+"+std::to_string(ans) : "-"+std::to_string(-ans))) << std::endl;
  return 0;
}