#include <iostream>
#include <algorithm>
#include <vector>
#include <cstdio>
#include <cstdlib>
#include <string>
#include <cmath>
using namespace std;
#define rep(i,n) for(int i=0;i<(n);i++)
#define reps(i,f,n) for(int i=(f);i<(n);i++)
#define fi first
#define se second

int main(void){
	int a, b;
	cin >> a >> b;
	if(a > b) printf("-%d\n", a-b);
	if(a == b) printf("0\n");
	if(a < b) printf("+%d\n", b- a);
	return 0;
}