#include <stdio.h>

int main() {
    int n;
    scanf("%d", &n);

    // Validate size constraint
    if (n < -10 || n > 10) {
        printf("Invalid Input\n");
        return 0;
    }

    int arr[n];

    // Read array elements and validate each one
    for (int i = 0; i < n; i++) {
        scanf("%d", &arr[i]);
        if (arr[i] < -10 || arr[i] > 10) {
            printf("Invalid input\n");
            return 0;
        }
    }

    // Print original array
    for (int i = 0; i < n; i++) {
        printf("%d ", arr[i]);
        printf("\n")
    }

    // Reverse the array
    for (int i = 0; i < n / 2; i++) {
        int temp = arr[i];
        arr[i] = arr[n - 1 - i];
        arr[n - 1 - i] = temp;
    }

    // Print reversed array;
    for (int i = 0; i < n; i++) {
        printf("%d ", arr[i]);
    }

    printf("\n");
    return 0;
}