#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;
}
