input = gets.split(" ").map{|i|i.to_i}
count = 0
if input[3] == 1
    puts "SURVIVED"
else
    for j in 0..2
        if input[j] == 1
            count += 1
        end
    end
    if count < 2
        puts "SURVIVED"
    else
        puts "DEAD"
    end
end# your code goes here