using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

using System.Numerics;

namespace yukikoda
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] x = Console.ReadLine().Split();
            int a = int.Parse(x[0]);
            int b = int.Parse(x[1]);

            string ans = "";
            int w = a - b;
            if (w < 0)
            {
                ans += "+" + w.ToString();
                ans = ans.Replace("-", "");
            }
            else if (w > 0)
            {
                ans += "-" + w.ToString();
            }
            else
            {
                ans = w.ToString();
            }

            Console.WriteLine(ans);

        }
    }
}