#include <sstream>
#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <vector>
#include <algorithm>
#include <queue>
#include <deque>

template<typename T1, typename T2>inline std::ostream& operator << (std::ostream& os, const std::pair<T1, T2>& p) { return os << "(" << p.first << ", " << p.second << ")"; }
template<typename T>inline std::ostream &operator<<(std::ostream &os, const std::vector<T>& v) { bool first = true; os << "["; for (unsigned int i = 0; i < v.size(); i++) { if (!first)os << ", "; os << v[i]; first = false; }return os << "]"; }
inline std::ostream &operator<<(std::ostream &os, const std::vector<std::string>& v) { bool first = true; os << "["; for (unsigned int i = 0; i < v.size(); i++) { if (!first)os << ", "; os << "'" << v[i] << "'"; first = false; }return os << "]"; }
template<typename T, typename T2>void printarray(T  a[], T2 sz, T2 beg = 0) { for (T2 i = beg; i < sz; ++i) std::cout << a[i] << " "; std::cout << std::endl; }

using namespace std;


int main() {
    bool arr[4];
    for(int i = 0; i < 4; ++i) cin >> arr[i];
    if (arr[3]) {
        cout << "SURVIVED\n";
    } else {
        if (arr[0] + arr[1] + arr[2] < 2) {
            cout << "SURVIVED\n";
        } else {
            cout << "DEAD\n";
        }
    }
    return 0;
}