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

signed main(){
  int a, b, c, d; cin >> a >> b >> c >> d;
  int f = a + b + c;
  if( d ) cout << "SURVIVED" << endl;
  else{
    if( f < 2 ) cout << "SURVIVED" << endl;
    else cout << "DEAD" << endl;
  }
  return 0;
}