#include <bits/stdc++.h>

using namespace std;

int main(void) {
  int sumd = 0, s;
  for (int i = 0; i < 3; i++) {
    int d;
    cin >> d;
    sumd += d;
  }
  cin >> s;

  if (s || sumd < 2) {
    cout << "SURVIVED\n";
  } else {
    cout << "DEAD\n";
  }

  return 0;
}