#include<iostream>
#include<algorithm>
#include<string>
using namespace std;
//typedef __int64 LL;
int main(){
    int a,b,c,d;
    cin>>a>>b>>c>>d;
    if(a+b+c>=2 && d==0)cout<<"DEAD"<<endl;
    else cout<<"SURVIVED"<<endl;
    return 0;
}