#include <iostream>
using namespace std;
#define ui_T int

struct node
{
    int val;
    node* next;
};

void add(node** L,ui_T valoare)
{
    node* newN = new node;
    newN->val = valoare;
    newN->next=NULL;

    if(*L==NULL)
    {
        *L=newN;
        return;
    }

    node* p= *L ;

    while(p!=NULL)
        p=p->next;

    p=newN;

}

void read(node* L)
{
    ui_T valoare,n;
    cin>>n;
    for(ui_T i=0;i<n;i++)
        {cin>>valoare;
        add(&L,valoare);
        }

    while(L)
       {
        cout<<L->val;
        L=L->next; }
}
int main ()
{
node* L;
read(L);
}