# -*- coding: utf-8 -*-
d = [0] * 3
d[0],d[1],d[2],s = map(int,input().split())

flag = 0

for i in range(3):
    if d[i] == 1:
        flag += 1

if flag >= 2 and s == 0:
    print("DEAD")
else:
    print("SURVIVED")