// editor1
#include<stdio.h>
#include<stdlib.h>

struct Node{
    int data;
    struct Node* prev;
    struct Node* next;
};

struct Node* insertEnd(struct Node* head,int value){
    struct Node* newNode=(struct Node*)malloc(sizeof(struct Node));
    newNode->data=value;
    newNode->prev=NULL;
    newNode->next=NULL;
    
    if(head == NULL){
        return newNode;
    }
    struct Node*->temp =head;
    while(temp->next!=NULL){
        temp=temp->next;
    }
    temp->=newNode;
    newNode->prev=temp;
    return head;
}
void traverse(struct Node* head){
    struct Node* temp = head;
    while(temp != NULL){
        printf("%d ",temp->data);
        temp=temp->next;
    }
}
int main(){
    int n;
    scanf("%d", &n);
    
    if(n<0){
        printf("Invalid input\n");
        return 0;
    }
    struct Node* head = NULL;
    for(int i=0;i<n;i++){
        int value;
        scanf("%d",value);
        head=insertEnd(head, value);
    }
    traverse(head);
    return 0;
}