#include <iostream>
#include <vector>
#include <algorithm>
#include <cstring>
#include <cstdio>
using namespace std;

int main(){
	int A,B,C,D;
	cin >> A >> B >> C >> D;
	if( !D and (A+B+C>=2) ){
		cout << "DEAD" << endl;
	}else{
		cout << "SURVIVED" << endl;
	}
}