#include<stdio.h>
#include<stdlib.h>
typedef struct node{
    int id;
    struct node *prev;
    struct node *next;
}Node;
Node *head=NULL,*tail;
void create(int num){
    Node *newnode = (Node*)malloc(1 * sizeof(Node));
    newnode->data = num;
    newnode->prev = NULL;
    newnode->next = NULL;
    if(head==NULL){
        head = newnode;
        tail = newode;
    }
    else{
        tail->next = newnode;
        newode->prev = tail;
        tail = newnode;
    }
}
void display(){
    struct node *itr;
    for(itr=head; itr!=NULL; itr=itr->next){
        printf("%d ",itr->data);
    }
}
int main(){
    int size;
    scanf("%d",&size);
    if(size<=0){
        printf("Invalid input");
        return 0;
    }
    for(int i=0; i<size; i++){
        int id;
        scanf("%d",&id);
        create(id);
    }
    display();
    return 0;
}