#include<stdio.h>
#include<stdlib.h>
typedef struct node{
    int data;
    struct node *next;
}Node;
Node *head=NULL,*tail;
void create(int num){
    Node *newdata=(Node*)malloc(1*sizeof(Node));
    newnode->data=num;
    newnode->next=NULL;
    if(head==NULL){
        head=newnode;
        tail=newnode;
    }
    else{
        tail->next=newnode;
        tail->newnode;
    }
    
}
void display(){

        printf("%d",n);
    }
int main(){
    int n,num;
    scanf("%d",&n);
    if(n<0){
        printf("Invalid input");
    }
    for(int i=0;i<n;i++){
        scanf("%d",&num);
        create();
    }
    display();
    return 0;
}