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

namespace YukiCoder
{
	public class SumAndProduct
	{
		static void Main()
		{
			var InputData = Console.ReadLine().Split(' ').ToList();

			if ((InputData[0] == "0" && InputData[1] == "0") || (InputData[0] == "2" && InputData[1] == "2"))
			{
				Console.WriteLine("E");
				return;
			}

			if (InputData.Where(value => value == "0" || value == "1").Count() > 0)
			{
				Console.WriteLine("S");
				return;
			}


			Console.WriteLine("P");
		}

	}
}