import scala.io.StdIn

object Main {
  def main(args: Array[String]): Unit = {
    val in = StdIn.readLine().split(" ").map(_.toInt)
    val Ds = in.slice(0, 3)
    val S = in(3)
    println(if(S == 1 || Ds.sum < 2) {"SURVIVED"} else {"DEAD"})
  }
}