#include <iostream>
#include <string>
#include <vector>
#include <cmath>
#include <fstream>
#include <set>
#include <utility>
#include <algorithm>

using namespace std;

int max(int x, int y) {
	int a;
	(x > y) ? a = x : a = y;
	return a;
}

int min(int x, int y) {
	int a;
	(x < y) ? a = x : a = y;
	return a;
}

int main() {
	int dead = 0, suv = 0;
	for (int i = 0; i < 4; i++) {
		int x;
		cin >> x;
		if (i < 3 && x == 1)dead++;
		if (i == 3 && x == 1)suv = 1;
	}

	if (suv == 1 || dead < 2) cout << "SURVIVED" << endl;
	else if (suv == 0 && dead >= 2) cout << "DEAD" << endl;
	return 0;
}