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