fun readInt () =
    valOf (TextIO.scanStream (Int.scan StringCvt.DEC) TextIO.stdIn)


val () =
    let
        val d1 = readInt ()
        val d2 = readInt ()
        val d3 = readInt ()
        val s = readInt ()
                        
        val isDeathByFlag =
            2 <=
            List.foldl
                (fn (d, acc) => d + acc)
                0
                [d1, d2, d3]

        val ans =
            if isDeathByFlag = false orelse s = 1
            then "SURVIVED"
            else "DEAD"
       
    in
        print (ans ^ "\n")
    end