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

signed main() {
  int A, B, C, D;
  cin >> A >> B >> C >> D;

  if( D == 1 ){
    cout << "SURVIVED" << endl;
  }else{
    if( A+B+C >= 2 ) cout << "DEAD" << endl;
    else cout << "SURVIVED" << endl;
  }



}