C语言图书管理系统课程设计

这是本人大一第二学期初C语言课程设计的作品,嘿嘿,本来以为已经找不到原稿了,今天无意中竟然在QQ网络硬盘中找到了当初的teta版,发布于此,以作纪念。

C

源代码如下:

#include<stdio.h>

#include<stdlib.h>

#include<string.h>

struct book{

char book_name[30];

int bianhao;

double price;

char author[20];

char state[20];

char name[20];

char sex[10];

int xuehao;

struct book *book_next;

};

struct club{

char name[20];

char sex[10];

int xuehao;

char borrow[30];

struct club *club_next;

};

void Print_Book(struct book *head_book);/*浏览所有图书信息*/

void Print_Club(struct club *head_club);/*浏览所有会员信息*/

struct book *Create_New_Book();/*创建新的图书库,图书编号输入为0时结束*/

struct book *Search_Book_bianhao(int bianhao,struct book *head_book);

struct book *Search_Book_name(char *b_name,struct book *head_book);

struct book *Search_Book_price(double price_h,double price_l,struct book *head_book);

struct book *Insert_Book(struct book *head_book,struct book *stud_book);/*增加图书,逐个添加*/

struct book *Delete_Book(struct book *head_book,int bianhao);/*删除图书*/

struct club *Create_New_Club();

struct club *Search_Club_xuehao(int xuehao,struct club *head_club);

struct club *Search_Club_name(char *c_name,struct club *head_club);

struct club *Insert_Club(struct club *head_club,struct club *stud_club);

struct club *Delete_Club(struct club *head_club,int xuehao);

struct book *Lent_Book(int bianhao,int xuehao,struct book *head_book,struct club *head_club);

struct book *back(int bianhao,int xuehao,struct book *head_book,struct club *head_club);

int main()

{

struct book *head_book,*p_book;

char book_name[30],name[20],author[20],sex[10];

int bianhao;

double price,price_h,price_l;

int size_book=sizeof(struct book);

int m=1,n=1,f;

char *b_name,*c_name;

struct club *head_club,*p_club;

int xuehao;

int size_club=sizeof(struct club);

int choice;

printf("/n欢迎您第一次进入图书管理系统!/n/n");

printf("----->[向导]----->[新建图书库]/n/n");

printf("注意:当输入图书编号为0时,进入下一步./n/n");

head_book=Create_New_Book();

system("cls");

printf("/n欢迎您第一次进入图书管理系统!/n/n");

printf("----->[向导]----->[新建会员库]/n/n");

printf("注意:当输入会员学号为0时,进入主菜单./n/n");

head_club=Create_New_Club();

system("cls");

do{

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("/n");

printf("/t/t/t[1]:借书办理/t");printf(" [6]:还书办理/n");

printf("/n");

printf("/t/t/t[2]:查询图书/t");printf(" [7]:查询会员/n");

printf("/t/t/t[3]:添加图书/t");printf(" [8]:添加会员/n");

printf("/t/t/t[4]:删除图书/t");printf(" [9]:删除会员/n");

printf("/t/t/t[5]:遍历图书/t");printf("[10]:遍历会员/n/n");

printf("/t/t/t〓〓〓〓〓〓〓〓〓〓〓〓〓〓〓〓/n/n");

printf("/t/t/t0:退出/n/n");

printf("请选择<0~10>:");

scanf("%d",&choice);

switch(choice){

case 1:

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("输入所借图书编号:/n");

scanf("%d",&bianhao);

printf("输入借书人的学号:/n");

scanf("%d",&xuehao);

head_book=Lent_Book(bianhao,xuehao,head_book,head_club);

system("cls");

printf("/n借阅成功!/n/n");

printf("相关信息如下:/n/n");

head_book=Search_Book_bianhao(bianhao,head_book);

break;

case 2:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("1.按编号查询/n/n");

printf("2.按名称查询/n/n");

printf("3.按价格区间查询/n/n");

printf("0.返回主菜单/n/n");

printf("请选择:");

scanf("%d",&f);

if(f==1){

printf("请输入查询图书编号:");

scanf("%d",&bianhao);

printf("相关信息如下:/n/n");

head_book=Search_Book_bianhao(bianhao,head_book);

break;

}

else if(f==2){

b_name=book_name;

getchar();

printf("请输入查询图书名称:");

gets(b_name);

printf("相关信息如下:/n/n");

head_book=Search_Book_name(b_name,head_book);

break;

}

else if(f==3){

printf("请输入最高价格:");

scanf("%lf",&price_h);

printf("请输入最低价格:");

scanf("%lf",&price_l);

printf("相关信息如下:/n/n");

head_book=Search_Book_price(price_h,price_l,head_book);

break;

}

else if(f==0){

break;

}

break;

case 6:

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("输入所还图书编号:/n");

scanf("%d",&bianhao);

printf("输入还书人的学号:/n");

scanf("%d",&xuehao);

head_book=back(bianhao,xuehao,head_book,head_club);

system("cls");

printf("/n归还成功!/n/n");

printf("相关信息如下:/n/n");

head_book=Search_Book_bianhao(bianhao,head_book);

break;

case 3:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("请输入图书名称:");

scanf("%s",book_name);

printf("请输入图书编号:");

scanf("%d",&bianhao);

printf("请输入单价:");

scanf("%lf",&price);

printf("请输入作者名字:");

scanf("%s",author);

printf("/n");

struct book *ptr_b;

for(ptr_b=head_book;ptr_b;ptr_b=ptr_b->book_next)

{

if(ptr_b->bianhao==bianhao)

{

printf("此编号图书已存在/n");

m=0;

break;

}

}

if(m){

p_book=(struct book *)malloc(size_book);

strcpy(p_book->book_name,book_name);

p_book->bianhao=bianhao;

p_book->price=price;

p_book->xuehao=0;

strcpy(p_book->author,author);

strcpy(p_book->state,"存在");

strcpy(p_book->sex,"待定");

strcpy(p_book->name,"待定");

head_book=Insert_Book(head_book,p_book);

printf("/n添加图书成功!/n/n");

}

break;

case 4:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("输入删除图书编号:/n");

scanf("%d",&bianhao);

head_book=Delete_Book(head_book,bianhao);

printf("/n删除图书成功!/n/n");

break;

case 5:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

Print_Book(head_book);

break;

case 7:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("1.按学号查询/n/n");

printf("2.按姓名查询/n/n");

printf("0.返回主菜单/n/n");

printf("请选择:");

scanf("%d",&f);

if(f==1){

printf("请输入查询会员学号:");

scanf("%d",&xuehao);

printf("相关信息如下:/n/n");

head_club=Search_Club_xuehao(xuehao,head_club);

break;

}

else if(f==2){

c_name=name;

getchar();

printf("请输入查询会员姓名:");

gets(c_name);

printf("相关信息如下:/n/n");

head_club=Search_Club_name(c_name,head_club);

break;

}

else if(f==0){

break;

}

break;

printf("请输入查询会员学号:/n");

scanf("%d",&xuehao);

printf("相关信息如下:/n/n");

break;

case 8:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("请输入会员名字:");

scanf("%s",name);

printf("请输入会员性别:");

scanf("%s",sex);

printf("请输入会员学号:");

scanf("%d",&xuehao);

printf("/n");

struct club *ptr_c;

for(ptr_c=head_club;ptr_c;ptr_c=ptr_c->club_next)

{

if(ptr_c->xuehao==xuehao)

{

printf("此学号会员已存在/n");

n=0;

break;

}

}

if(n){

p_club=(struct club *)malloc(sizeof(struct club));

strcpy(p_club->name,name);

strcpy(p_club->sex,sex);

p_club->xuehao=xuehao;

strcpy(p_club->borrow,"暂无");

head_club=Insert_Club(head_club,p_club);

printf("/n添加会员成功!/n/n");

}

break;

case 9:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("输入要删除会员学号:/n");

scanf("%d",&xuehao);

head_club=Delete_Club(head_club,xuehao);

printf("/n删除会员成功!/n/n");

break;

case 10:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

Print_Club(head_club);

break;

case 0:

system("cls");

printf("/n/t/t/t〓〓〓〓〓图书管理系统〓〓〓〓〓/n/n");

printf("/n谢谢您的使用!/n/n");

break;

}

}while(choice!=0);

return 0;

}

struct book *Create_New_Book()

{

struct book *head_book,*p_book;

int bianhao;

double price;

char book_name[30],author[20];

int size_book=sizeof(struct book);

head_book=NULL;

printf("请输入图书名称:");

scanf("%s",book_name);

printf("请输入图书编号:");

scanf("%d",&bianhao);

printf("请输入单价:");

scanf("%lf",&price);

printf("请输入作者名字:");

scanf("%s",author);

printf("/n");

while(bianhao!=0){

p_book=(struct book *)malloc(size_book);

strcpy(p_book->book_name,book_name);

p_book->bianhao=bianhao;

p_book->price=price;

p_book->xuehao=0;

strcpy(p_book->author,author);

strcpy(p_book->state,"存在");

strcpy(p_book->sex,"待定");

strcpy(p_book->name,"待定");

head_book=Insert_Book(head_book,p_book);

printf("请输入图书名称:");

scanf("%s",book_name);

printf("请输入图书编号:");

scanf("%d",&bianhao);

printf("请输入单价:");

scanf("%lf",&price);

printf("请输入作者名字:");

scanf("%s",author);

printf("/n");

}

return head_book;

}

struct book *Search_Book_bianhao(int bianhao,struct book *head_book)

{

struct book *ptr_book;

int flag=0;

for(ptr_book=head_book;ptr_book;ptr_book=ptr_book->book_next)

{

if(ptr_book->bianhao==bianhao){

printf("图书编号:%d/n",ptr_book->bianhao);

printf("图书名称:%s/n",ptr_book->book_name);

printf("图书单价:%.2lf/n",ptr_book->price);

printf("图书作者:%s/n",ptr_book->author);

printf("存在状态:%s/n",ptr_book->state);

printf("借书人姓名:%s/n",ptr_book->name);

printf("借书人性别:%s/n",ptr_book->sex);

printf("学号:%d/n",ptr_book->xuehao);

printf("/n");

flag++;

}

}

if(flag==0){

printf("暂无此图书信息!/n/n");

}

return head_book;

}

struct book *Search_Book_name(char *b_name,struct book *head_book)

{

struct book *ptr_book;

int flag=0;

for(ptr_book=head_book;ptr_book;ptr_book=ptr_book->book_next)

{

if(strcmp(ptr_book->book_name,b_name)==0){

printf("图书编号:%d/n",ptr_book->bianhao);

printf("图书名称:%s/n",ptr_book->book_name);

printf("图书单价:%.2lf/n",ptr_book->price);

printf("图书作者:%s/n",ptr_book->author);

printf("存在状态:%s/n",ptr_book->state);

printf("借书人姓名:%s/n",ptr_book->name);

printf("借书人性别:%s/n",ptr_book->sex);

printf("学号:%d/n",ptr_book->xuehao);

printf("/n");

flag++;

}

}

if(flag==0){

printf("暂无此图书信息!/n/n");

}

return head_book;

}

struct book *Search_Book_price(double price_h,double price_l,struct book *head_book)

{

struct book *ptr_book;

int flag=0;

for(ptr_book=head_book;ptr_book;ptr_book=ptr_book->book_next)

{

if((ptr_book->price>=price_l)&&(ptr_book->price<=price_h)){

printf("图书编号:%d/n",ptr_book->bianhao);

printf("图书名称:%s/n",ptr_book->book_name);

printf("图书单价:%.2lf/n",ptr_book->price);

printf("图书作者:%s/n",ptr_book->author);

printf("存在状态:%s/n",ptr_book->state);

printf("借书人姓名:%s/n",ptr_book->name);

printf("借书人性别:%s/n",ptr_book->sex);

printf("学号:%d/n",ptr_book->xuehao);

printf("/n");

flag++;

}

}

if(flag==0){

printf("暂无此图书信息!/n/n");

}

return head_book;

}

struct book *Delete_Book(struct book *head_book,int bianhao)

{

struct book *ptr1_book,*ptr2_book;

while(head_book!=NULL && head_book->bianhao==bianhao){

ptr2_book=head_book;

head_book=head_book->book_next;

free(ptr2_book);

}

if(head_book==NULL)

return NULL;

ptr1_book=head_book;

ptr2_book=head_book->book_next;

while(ptr2_book!=NULL){

if(ptr2_book->bianhao==bianhao){

ptr1_book->book_next=ptr2_book->book_next;

free(ptr2_book);

}

else

ptr1_book=ptr2_book;

ptr2_book=ptr1_book->book_next;

}

return head_book;

}

struct club *Create_New_Club()

{

struct club *head_club,*p_club;

int xuehao;

char name[20],sex[10];

int size_club=sizeof(struct club);

head_club=NULL;

printf("请输入会员名字:");

scanf("%s",name);

printf("请输入会员性别:");

scanf("%s",sex);

printf("请输入会员学号:");

scanf("%d",&xuehao);

printf("/n");

while(xuehao!=0){

p_club=(struct club *)malloc(size_club);

strcpy(p_club->name,name);

strcpy(p_club->sex,sex);

p_club->xuehao=xuehao;

strcpy(p_club->borrow,"暂无");

head_club=Insert_Club(head_club,p_club);

printf("请输入会员名字:");

scanf("%s",name);

printf("请输入会员性别:");

scanf("%s",sex);

printf("请输入会员学号:");

scanf("%d",&xuehao);

printf("/n");

}

return head_club;

}

struct club *Search_Club_xuehao(int xuehao,struct club *head_club)

{

struct club *ptr_club;

int flag=0;

for(ptr_club=head_club;ptr_club;ptr_club=ptr_club->club_next)

{

if(ptr_club->xuehao==xuehao){

printf("会员姓名:%s/n",ptr_club->name);

printf("会员性别:%s/n",ptr_club->sex);

printf("会员学号:%d/n",ptr_club->xuehao);

printf("所借图书:%s/n",ptr_club->borrow);

printf("/n");

flag++;

}

}

if(flag==0){

printf("此用户不存在!/n/n");

}

return head_club;

}

struct club *Search_Club_name(char *c_name,struct club *head_club)

{

struct club *ptr_club;

int flag=0;

for(ptr_club=head_club;ptr_club;ptr_club=ptr_club->club_next)

{

if(strcmp(ptr_club->name,c_name)==0){

printf("会员姓名:%s/n",ptr_club->name);

printf("会员性别:%s/n",ptr_club->sex);

printf("会员学号:%d/n",ptr_club->xuehao);

printf("所借图书:%s/n",ptr_club->borrow);

printf("/n");

flag++;

}

}

if(flag==0){

printf("此用户不存在!/n/n");

}

return head_club;

}

struct book *Lent_Book(int bianhao,int xuehao,struct book *head_book,struct club *head_club)

{

struct book *ptr_book;

struct club *ptr_club;

int flag=0;

for(ptr_book=head_book;ptr_book;ptr_book=ptr_book->book_next)

for(ptr_club=head_club;ptr_club;ptr_club=ptr_club->club_next)

{

if((ptr_book->bianhao==bianhao)&&(ptr_club->xuehao==xuehao))

{

strcpy(ptr_book->name,ptr_club->name); /*字符串的复制,把右边的内容复制到左边*/

strcpy(ptr_book->sex,ptr_club->sex);

ptr_book->xuehao=ptr_club->xuehao;

strcpy(ptr_book->state,"暂无");

strcpy(ptr_club->borrow,ptr_book->book_name);

flag++;

}

if(flag==0){

printf("暂无此图书或您还未注册为会员!/n/n");

}

}

return head_book;

}

struct book *back(int bianhao,int xuehao,struct book *head_book,struct club *head_club)

{

struct book *ptr_book;

struct club *ptr_club;

int flag=0;

for(ptr_book=head_book;ptr_book;ptr_book=ptr_book->book_next)

for(ptr_club=head_club;ptr_club;ptr_club=ptr_club->club_next)

{

if((ptr_book->bianhao==bianhao) && (ptr_club->xuehao==xuehao))

{

strcpy(ptr_book->name,"暂无");

strcpy(ptr_book->sex,"待定");

ptr_book->xuehao=0;

strcpy(ptr_book->state,"暂无");

strcpy(ptr_club->borrow,"暂无");

flag++;

}

if(flag==0){

printf("输入有误,请重试/n/n");

}

}

return head_book;

}

struct book *Insert_Book(struct book *head_book,struct book *stud_book)

{

struct book *ptr_b,*ptr1_b,*ptr2_b;

ptr2_b=head_book;

ptr_b=stud_book;

if(head_book==NULL){

head_book=ptr_b;

head_book->book_next=NULL;

}

else{

while((ptr_b->bianhao > ptr2_b->bianhao) && (ptr2_b->book_next!=NULL)){

ptr1_b=ptr2_b;

ptr2_b=ptr2_b->book_next;

}

if(ptr_b->bianhao <= ptr2_b->bianhao){

if(head_book==ptr2_b) head_book=ptr_b;

else ptr1_b->book_next=ptr_b;

ptr_b->book_next=ptr2_b;

}

else{

ptr2_b->book_next=ptr_b;

ptr_b->book_next=NULL;

}

}

return head_book;

}

struct club *Insert_Club(struct club *head_club,struct club *stud_club)

{

struct club *ptr_c,*ptr1_c,*ptr2_c;

ptr2_c=head_club;

ptr_c=stud_club;

if(head_club==NULL){

head_club=ptr_c;

head_club->club_next=NULL;

}

else{

while((ptr_c->xuehao > ptr2_c->xuehao) && (ptr2_c->club_next!=NULL)){

ptr1_c=ptr2_c;

ptr2_c=ptr2_c->club_next;

}

if(ptr_c->xuehao <= ptr2_c->xuehao){

if(head_club==ptr2_c) head_club=ptr_c;

else ptr1_c->club_next=ptr_c;

ptr_c->club_next=ptr2_c;

}

else{

ptr2_c->club_next=ptr_c;

ptr_c->club_next=NULL;

}

}

return head_club;

}

void Print_Club(struct club *head_club)

{

struct club *ptr_c;

if(head_club==NULL){

printf("/n无记录/n/n");

return;

}

printf("/n会员姓名/t会员性别/t会员学号/n/n");

for(ptr_c=head_club;ptr_c;ptr_c=ptr_c->club_next)

printf("%s/t/t%s/t/t%d/n",ptr_c->name,ptr_c->sex,ptr_c->xuehao);

}

struct club *Delete_Club(struct club *head_club,int xuehao)

{

struct club *ptr1_club,*ptr2_club;

while(head_club!=NULL && head_club->xuehao==xuehao){

ptr2_club=head_club;

head_club=head_club->club_next;

free(ptr2_club);

}

if(head_club==NULL)

return NULL;

ptr1_club=head_club;

ptr2_club=head_club->club_next;

while(ptr2_club!=NULL){

if(ptr2_club->xuehao==xuehao){

ptr1_club->club_next=ptr2_club->club_next;

free(ptr2_club);

}

else

ptr1_club=ptr2_club;

ptr2_club=ptr1_club->club_next;

}

return head_club;

}

void Print_Book(struct book *head_book)

{

struct book *ptr_b;

if(head_book==NULL){

printf("/n无记录/n/n");

return;

}

printf("/n图书编号/t图书名称/t图书单价/t图书作者/n/n");

for(ptr_b=head_book;ptr_b;ptr_b=ptr_b->book_next)

printf("%d/t/t%s/t/t%.2lf/t/t%s/n/n",ptr_b->bianhao,ptr_b->book_name,ptr_b->price,ptr_b->author);

}

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