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

public class Yuki431
{
	public static void Main()
	{
		var list = Console.ReadLine()
					.Split(' ')
					.Select(x => int.Parse(x))
					.ToList();
		
		var ans = (list[3] == 1) ? "SURVIVED"
				: (list[0] + list[1] + list[2] >= 2) ? "DEAD"
				: "SURVIVED";
				
		Console.WriteLine(ans);
	}
}