#include<bits/stdc++.h>
using namespace std;

int main(){
  int a, b, c, d;
  cin >> a >> b >> c >> d;
  int tmp = a + b + c;
  if(d == 1){
    cout << "SURVIVED" << endl;
  }else if(tmp <= 1){
    cout << "SURVIVED" << endl;
  }else{
    cout << "DEAD" << endl;
  }
}