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

int a, b, ans;

signed main()
{
	cin >> a >> b;

	ans = b - a;
	if (ans <= 0)
	{
		cout << ans << endl;
	} else {
		cout << '+' << ans << endl;
	}
}