#include<stdio.h>
int main(){
    int N;
    scanf("%d", &N);
    if (N < 0){
        printf("Invalid input");
        return 0;
    }
    int arr[20];
    for (int i = 0; i < n; i++){
        scanf("%d", &arr[i]);
    }
    for (int i = 0; i < N; i++){
        
        printf("%d ", arr[i]);
    }
    printf("\n");
    int start = 0, end = N - 1;
    while (start < end){
        int temp = arr[start];
        arr[start] = arr[end];
        arr[end] = temp;
        start++;
        end--;
    }
    for (int i = 0; i < N; i++){
        printf("%d ", arr[i]);
    }
    return 0;
}