#include <bits/stdc++.h>

using namespace std;

typedef unsigned long long ull;
typedef long long ll;

int main(){
	int c=0;
	for(int i=0; i<3; i++){
		int d;
		cin >> d;
		c+=d;
	}
	int s;
	cin >> s;
	if(s || c<=1) cout << "SURVIVED" << endl;
	else cout << "DEAD" << endl;
	return 0;
}