#include <bits/stdc++.h>
using namespace std;
double a[100];
int i,n;
int main()
{
cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
for (i=1; i<=n; i++) cout<<a[i]<<" ";
cout<<endl;
for (i=1; i<=n; i++)
swap(a[i],a[n+1-i]);
for (i=1; i<=n; i++) cout<<a[i]<<" ";
return 0;
}