insert_header_file

void add_node(Node *head)
{
    int position, count=0, i=1;
    printf("enter the position after that place new node will be inserted : ");
    scanf("%d", &position);
    Node *temp;
    temp = head;
    while(temp != NULL)
    {
        count++;
        temp = temp->next;
    }
    if(position>count){
        printf("Invalid selection!!!\n");
    }
    else
    {
        temp = head;
        while(i<position)
        {
            temp = temp->next;
            i++;
        }
        Node *new_node = (Node *)malloc(sizeof(Node));
        printf("\nEnter Node item for the perticular position : ");
        scanf("%d", &new_node->data);
        new_node->next = temp->next;
        temp->next=new_node;
    }
}