#include<iostream>

using namespace std;

int main(){

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

	return 0;
}