//Normal

#define _GLIBCXX_DEBUG
#define ll long long
#include <bits/stdc++.h>
using namespace std;
using Graph = vector<vector<int>>;

void print(auto a){
  cout << a;
}

void prints(auto a){
  cout << a << " ";
}

void prints(){
  cout << " ";
}

void printl(auto a){
  cout << a << endl;
}

void printl(){
  cout << endl;
}

void fix(int n){
  cout << fixed << setprecision(n);
}

int siz(string s){
  return (int)s.size();
}

int main(){
  int D1, D2, D3, S; cin >> D1 >> D2 >> D3 >> S;
  
  int sum = 0;
  if(D1) sum++;
  if(D2) sum++;
  if(D3) sum++;
  
  sum >= 2 and S == 0 ? printl("DEAD") : printl("SURVIVED");
  return 0;
}