#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
  #define _GLIBCXX_DEBUG
#else
  #define Debug(...) void(0)
#endif
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

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