#488 Afisare

#include <iostream>
using namespace std;

int n, v[1005];

int main()
{
    cin >> n;
    for(int i = 1; i <= n ;++i)
        cin >> v[i];
    for(int  i = 2 ; i <= n ; i += 2)
        cout << v[i] << " ";
    cout << endl;
    if(n%2==0)
        n --;
    for(int i = n ; i > 0 ; i -= 2)
        cout << v[i] << " ";
    return 0;
}