#include <stdio.h>
#include <algorithm>
using namespace std;
using ll = long long;

//431
int main() {
	int f[3], s;
	scanf("%d %d %d %d", f, f + 1, f + 2, &s);
	printf("%s\n", (f[0] + f[1] + f[2]) < 2 || s ? "SURVIVED" : "DEAD");
}