#include<iostream>
#include<string>
#include<algorithm>
#include<cmath>
#include<math.h>
#include<iomanip>
#include<stdio.h>
#include<cstring>
using namespace std;
 
int main(){

  int a, b;
  cin >> a >> b;

  if(a>=b){
    cout << b-a << endl;
  } else {
    cout << "+" << b-a << endl;
  }

  return 0;
}