using System;
using System.Linq;

namespace Yukicoder
{
    public class Program
    {
        public static void Main(string[] args)
        {
            var line = Console.ReadLine().Split(' ').Select(_ => int.Parse(_)).ToArray();
            if (line[3] == 1)
            {
                Console.WriteLine("SURVIVED");
                return;
            }

            if (line[0] + line[1] + line[2] >= 2)
            {
                Console.WriteLine("DEAD");

            }else
            {
                Console.WriteLine("SURVIVED");
            }
        }
    }
}