#include<iostream>
using namespace std;

int main(){

   int n;
   cin>>n;

   int a[n];
   for(int i=0;i<n;i++){
    cin>>a[i];
   }

   /// normal print left->right
   cout<<"normal"<<endl;
   for(int i=0;i<n;i++){
    cout<<a[i]<<" ";
   }
   cout<<endl;

   /// reverse order right->left
   cout<<"reverse"<<endl;
   for(int i=n-1;i>=0;i--){
    cout<<a[i]<<" ";
   }

   return 0;
}