#include<bits/stdc++.h>
using namespace std;
int main(){
    int a,b,c,d;
    cin >> a >> b >> c >> d;
    if(d==1) cout << "SURVIVED" << endl;
    else {
        if(a+b+c>=2) cout << "DEAD" << endl;
        else cout << "SURVIVED" << endl;
    }
}