程序代码：

//c.c
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
typedef int EMPTY;//
typedef struct str_book
{//建立结构体
    EMPTY    bccn_no;
    struct str_book * next;
}str_book, *pstr_book;
//创建
pstr_book create_book(void)
{
    pstr_book ptmp = NULL;
    ptmp = malloc (sizeof(str_book));

    assert(ptmp);
    ptmp->next = NULL;
    return ptmp;
}
//添加
int add_book(pstr_book pbook_list, pstr_book pbook_node)
{
    assert(pbook_list && pbook_node);
    pbook_node->next = pbook_list->next;
    pbook_list->next = pbook_node;
    return 0;//成功
}
//删除
int delete_book(const pstr_book pbook_list, const EMPTY empty)
{
    pstr_book ptmp, ptmp_prev = pbook_list;
    assert(pbook_list);
    ptmp = ptmp_prev->next;
    while (ptmp)
    {
        if (empty == ptmp->bccn_no)
        {//删除
            ptmp_prev->next = ptmp->next;
            free (ptmp);
            return 0;//成功
        }
        ptmp_prev = ptmp_prev->next;
        ptmp = ptmp->next;
    }

    return -1;//失败
}
//输出
void display_book(const pstr_book pbook_list)
{
    pstr_book ptmp;
    assert(pbook_list);

    ptmp = pbook_list->next;
    while (ptmp)
    {
        printf ("%d\t", ptmp->bccn_no);
        ptmp = ptmp->next;
    }
}
int main(void)
{
    pstr_book pbook_list = NULL;
    EMPTY empty;
    pbook_list = create_book();
    while (scanf("%d", &empty) != EOF)
    {
        pstr_book ptmp = malloc (sizeof(str_book));
        assert(ptmp);
        ptmp->next = NULL;
        ptmp->bccn_no = empty;
        add_book(pbook_list, ptmp);
    }

    delete_book(pbook_list, 5);
    display_book(pbook_list);
    printf ("\n");
    return 0;
}