# -*- coding: utf-8 -*-
from __future__ import print_function
from __future__ import division
from __future__ import unicode_literals
import math
import itertools

lst = map(int,raw_input().split())
D1 = lst[0]
D2 = lst[1]
D3 = lst[2]
S = lst[3]

sum = D1 + D2 + D3

if S == 1:
    print("SURVIVED")
    quit()

if sum >= 2:
    print("DEAD")
    quit()
else:
    print("SURVIVED")