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

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int d = 0;
    bool survive = false;
    for(int i=0;i<4;i++) {
        int flag;
        cin >> flag;
        if(i == 3) {
            if(flag) survive = true;
        }
        else if(flag) d++;
    }
    string out;
    if(survive) out = "SURVIVED";
    else if(d > 1) out = "DEAD";
    else out = "SURVIVED";

    cout << out << '\n';

    return 0;
}