using System;
using System.Collections;
using System.Linq;

class A
{
	static void Main()
	{
		int[] xs = Console.ReadLine().Split(' ').Select(x => int.Parse(x)).ToArray();

		int sa = xs[1] - xs[0];

		if (sa > 0)
		{
			Console.WriteLine("+" + sa);
		}
		else if (sa < 0)
		{
			sa *= -1;
			Console.WriteLine("-" + sa);
		}
		else {
			Console.WriteLine("0");
		}
	}
}