using System;

namespace yukicoder
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] s = Console.ReadLine().Split(' ');
            int count = 0;
            for(int i = 0; i <= 2; i++)
            {
                if (s[i] == "1")
                {
                    count++;
                }
            }
            if (s[3] == "1")
            {
                Console.WriteLine("SURVIVED");
            }else if (count >= 2)
            {
                Console.WriteLine("DEAD");
            }
            else
            {
                Console.WriteLine("SURVIVED");
            }

        }
    }
}