#include <stdio.h>
int main() {
    int n;
    scanf("%d", &n);
    
    if (n < 0){
        printf ("Invaild Input\n");
    }else {
        int elements[n];
        for (int i=0; i < n; i++;) {
            scanf("%d", &elements[i]);
        }
        for (int i = 0; i < n; i++;){
            scanf("%d", &elements[i]);
        }
        printf("\n");
    }
    return 0;
}