#include <iostream>

using namespace std;

int main() {
    int n;
    cin >> n;
    int * a = new int[n], *b = new int[n], *c = new int[2 * n];
    for (int i = 0; i < n; ++i)
        cin >> a[i];
    for (int i = 0; i < n; ++i)
        cin >> b[i];
    for (int i = n - 1; i >= 0; --i) {
        c[i * 2] = a[i];
        c[i * 2 + 1] = b[i];
    }
    for (int i = 0; i < 2 * n; ++i)
        cout << c[i] << ' ';
    delete a, b, c;
}