#include <iostream>
using namespace std;

int main() {

	int h[4], e = 0;

	for (int i = 0; i < 4; i++) {
		cin >> h[i];
		e += h[i];
	}
	if (h[3] == 1) {
		cout << "SURVIVED\n";
	}
	else if (e >= 2) {
		cout << "DEAD\n";
	}
	else {
		cout << "SURVIVED\n";
	}
	return 0;
}