F = list(map(int,input().split(' '))) #Fはフラグ
S = F[3]
D = F[0:3]
D_sum = sum(D)

if S == 1:
    print('SURVIVED')
elif S == 0 and D_sum >= 2:
    print('DEAD')
elif S == 0 and D_sum < 2:
    print('SURVIVED')