#include <iostream>
#include <algorithm>
#include <string>
#include <vector>
#include <map>
#include <set>
#include <stdio.h>
#include <cstring>
#include <queue>
#include <stack>
#include <functional>
#include <math.h>
using namespace std;
#define Would
#define you

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