#include <bits/stdc++.h>
#define rep(i,n) for(int (i)=0;(i)<(n);(i)++)
using namespace std;
int main(){
  int d[4];
  rep(i,4){
  cin >> d[i];
  }
  int ans = 0;
  rep(i,3){
    if(d[3]==d[i]){
      ans++;
    }
  }
  if(ans>=2){
    cout << "SURVIVED" << endl;
  }else{
    cout << "DEAD" << endl;
  }
  return 0;
}