#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

int main()
{
    int d, s, f=0;

    for(int i=0; i<3; i++){
        cin >> d;
        f += d;
    }
    cin >> s;

    cout << (s ? "SURVIVED" : (f < 2 ? "SURVIVED" : "DEAD")) << endl;

    return 0;
}