#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); i++)
using namespace std;
typedef long long ll;

int main(){
    cin.tie(0);
    ios::sync_with_stdio(0);

    int f[4];
    rep(i,4) cin >> f[i];
    if(f[3]){
        cout << "SURVIVED" << endl;
        return 0;
    }

    rep(i,3) f[i+1] += f[i];
    if(f[2] >= 2) cout << "DEAD" << endl;
    else cout << "SURVIVED" << endl;
}