#include <bits/stdc++.h>
using namespace std;
int main()
{
    int a,b,c,d,e;
    cin>>a>>b>>c>>d;
    if(d)e=1;
    else if(a+b+c>=2)e=0;
    else e=1;
    if(e==1)cout<<"SURVIVED"<<endl;
    else cout<<"DEAD"<<endl;
    return 0;
}