#include<bits/stdc++.h>
 using namespace std;
#define INF 1000000000
#define REP(i,n) for(int (i)=0;(i)<(int)(n);(i)++)

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