data structure

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

{
    int data ;
    struct mylist*next;

};
struct mylist*head=NULL;
void display()
{

    struct mylist*temp=head;
    while (temp!=NULL)
    {
        printf("%d->",temp->data);
        temp=temp->next;
    }
    printf("\n");
}
void insert_first(int data)
{
    struct mylist*temp=(struct mylist*)malloc(sizeof(struct mylist));
    temp->data=data;
    temp->next=head;
    head=temp;
}
void insert_last(int data)
{
    struct mylist*temp=head;
    struct mylist*new_node=(struct mylist*)malloc(sizeof(struct mylist));

    new_node->data=data;
    new_node->next=NULL;
    if (temp==NULL)
    {
    head=new_node;
        return;
    }
    while(temp->next!=NULL)
    {
        temp=temp->next;
    }
    temp->next=new_node;

    return;
}

void creat(int data)
{
    insert_last(data);

}
int main()
{
    insert_last(5);
    insert_last(10);
    display();
    return 0;
}






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