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

int main() {
	int d = 0,
		s = 0;
	for (int i = 0; i < 4; i++) {
		int n;
		cin >> n;
		if (i < 3) {
			if (n == 1) d++;
		}
		else {
			if (n == 1) s++;
		}
	}

	if (s) {
		cout << "SURVIVED" << endl;
	}
	else {
		if (d < 2) {
			cout << "SURVIVED" << endl;
		}
		else {
			cout << "DEAD" << endl;
		}
	}
}