#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=(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()
{
    Node *itr;
    for(itr=head;itr!=NULL;itr=itr->next)
    {
        printf("%d ",itr->data);
    }
}

    }
}