using System;

namespace ConsoleApp11
{
    class Program
    {
        static void Main(string[] args)
        {
            int count = 0;

            int[] d = new int[4];

            var input = Console.ReadLine().Split(' ');

            for(int i = 0; i < 4; i++)
            {
                d[i] = int.Parse(input[i]);
            }

            if(d[3] == 1)
            {
                Console.WriteLine("SURVIVED");
            }
            else if(d[3] == 0)
            {
                for(int i = 0; i < 3; i++)
                {
                    if(d[i] == 1)
                    {
                        count++;
                    }
                }

                if(count >= 2)
                {
                    Console.WriteLine("DEAD");
                }
                else if(count < 2)
                {
                    Console.WriteLine("SURVIVED");
                }
            }
        }
    }
}