#include<stdio.h>
#include<stdlib.h>
typedef struct Node{
int data;
 struct Node *ptr;
}single;
void insert(single *pointer,int data)
{
    while(pointer->ptr!=NULL)
    {
        pointer=pointer->ptr;
    }
    pointer->ptr=(single*)malloc(sizeof(single));
    pointer=pointer->ptr;
    pointer->data=data;
    pointer->ptr=NULL;
}
int main()
{
    while(1)
    {
        int q,data;
        scanf("%d",&q);
        switch(q)
        {case 1:
            scanf("%d",&data);
            insert(start,data);

        }
    }
}