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

typedef struct node
{
    int data;
    struct node *next;
}Node;

Node *head = NULL,*tail;

void create(int num)
{
    Node *newNode;
    newNode = (Node*) malloc (1 * sizeof(*Node));
    newNode->data = num;
    newNode->next = NULL;
    if(head == NULL)
    {
        head =  newNode;
        tail = newNode;
    }
    else {
        tail->next = newNode;
        tail  = newNode;
    }
}
int main()
{
    int size,itr,num;
    scanf("%d",&size);
    if(size<0)
    {
        printf("Invalid input");
        return 0;
    }
    
    for(itr=1;itr<=size;itr++)
    {
        if(!scanf("%d",&num))
        {
            printf("Invalid input");
            return 0;
        }
        create (num);
    }
    
    return 0;
}