input_list = list(map(int,input().split()))
s = input_list[3]

if s == 1:
    res = 1
else:
    d_list = input_list[0:3]
    d_count = d_list.count(1)
    
    if d_count >= 2:
        res = 0
    else:
        res = 1
        
if res == 1:
    print('SURVIVED')
else:
    print('DEAD')