// No.431 死亡フラグ
// https://yukicoder.me/problems/no/431
//

#include <iostream>
#include <vector>
#include <string>
#include <numeric>
using namespace std;
string solve(vector<int> &dead_flags, int survive_flag);


int main() {
    vector<int> dead_flags(3);
    int survive_flag;
    for (auto i = 0; i < 3; i++)
        cin >> dead_flags[i];
    cin >> survive_flag;
    string ans = solve(dead_flags, survive_flag);
    cout << ans << endl;
}

string solve(vector<int> &dead_flags, int survive_flag) {
    if (survive_flag)
        return "SURVIVED";
    int dead_total = accumulate(dead_flags.begin(), dead_flags.end(), 0);
    if (dead_total >= 2)
        return "DEAD";
    return "SURVIVED";
}