#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main()
{
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    if (d || a + b + c < 2)
    {
        cout << "SURVIVED" << endl;
    }
    else
        cout << "DEAD" << endl;
}