#include <iostream>
using namespace std;

int main(){
    int a[4]; int k=0;
    for(int i=0;i<4;i++){
        cin >> a[i];
        k+=a[i];
    }
    if(a[3]){
        cout << "SURVIVED" << endl;
    }
    else{
        if(k<2){
            cout << "SURVIVED" << endl;
        }
        else{
           cout << "DEAD" << endl; 
        }
    }
}