#include <iostream>		//cin, cout
#include <vector>		//vector
#include <algorithm>	//sort,min,max,count
#include <string>		//string,getline, to_string
#include <cstdlib>		//abs(int)
#include <utility>		//swap, pair
#include <deque>		//deque
#include <climits>		//INT_MAX
#include <bitset>		//bitset


using namespace std;

int main() {

	int a, b, c, d;
	cin >> a >> b >> c >> d;

	if (d) {
		cout << "SURVIVED" << endl;
	}
	else {
		if (a + b + c >= 2) {
			cout << "DEAD" << endl;
		}
		else {
			cout << "SURVIVED" << endl;
		}
	}

	return 0;

}