4. Insert a new node at the begning of linked List

/*****
inseratbegning function
*****/     
void inseratbegning()
{
          printf("\nLets insert a node at the begninig\n");
          struct node *mynode;
          mynode=(struct node *)malloc(sizeof(struct node));
         
          mynode->link=head;
          mynode->data=40;
          head=mynode;
        printf("New Node Inserted Successfuly at the begning!\n");
}