#include <iostream>
#include <cmath>
using namespace std;

int main(){
    int n;

    while(cin >> n){
        int a[1005];

        for(int i = 1; i <= n; i++){
            cin >> a[i];
        }

        int m;
        cin >> m;

        int l = pow(2, m - 1);
        int r = pow(2, m) - 1;

        if(l > n){
            cout << "EMPTY" << endl;
            continue;
        }

        if(r > n) r = n;

        for(int i = l; i <= r; i++){
            cout << a[i];
            if(i != r) cout << " ";
        }

        cout << endl;
    }

    return 0;
}