图书管理系统的设计(C语言)

图书管理系统设计图书管理信息包括：图书名称、图书编号、单价、作者、存在状态、借书人姓名、性别、学号等功能描述：1新进熟土基本信息的输入2图书基本信息的查询3对撤消图书信息的删除4为借书人办理注册5办理借书手续6办理换书手续要求：以文件方式存储数据，系统以菜单方式工作。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 #include #include struct book char book_name30; int bianhao; double price; char author20; char state20; char name20; char sex10; int xuehao; struct book *book_next; ; struct club char name20; char sex10; int xuehao; char borrow30; 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_name30,name20,author20,sex10; 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!nn); printf(-向导-新建图书库nn); printf(注意:当输入图书编号为0时,进入下一步.nn); head_book=Create_New_Book(); system(cls); printf(n欢迎您第一次进入图书管理系统!nn); printf(-向导-新建会员库nn); printf(注意:当输入会员学号为0时,进入主菜单.nn); head_club=Create_New_Club(); system(cls); do printf(nttt图书管理系统nn); printf(n); printf(ttt1:借书办理t);printf( 6:还书办理n); printf(n); printf(ttt2:查询图书t);printf( 7:查询会员n); printf(ttt3:添加图书t);printf( 8:添加会员n); printf(ttt4:删除图书t);printf( 9:删除会员n); printf(ttt5:遍历图书t);printf(10:遍历会员nn); printf(tttnn); printf(ttt0:退出nn); printf(请选择:); scanf(%d,&choice); switch(choice) case 1: printf(nttt图书管理系统nn); 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!nn); printf(相关信息如下:nn); head_book=Search_Book_bianhao(bianhao,head_book); break; case 2: system(cls); printf(nttt图书管理系统nn); printf(1.按编号查询nn); printf(2.按名称查询nn); printf(3.按价格区间查询nn); printf(0.返回主菜单nn); 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:nn); 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:nn); 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:nn); head_book=Search_Book_price(price_h,price_l,head_book); break; else if(f=0) break; break; case 6: printf(nttt图书管理系统nn); 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!nn); printf(相关信息如下:nn); head_book=Search_Book_bianhao(bianhao,head_book); break; case 3: system(cls); printf(nttt图书管理系统nn); 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!nn); break; case 4: system(cls); printf(nttt图书管理系统nn); 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!nn); break; case 5: system(cls); printf(nttt图书管理系统nn); Print_Book(head_book); break; case 7: system(cls); printf(nttt图书管理系统nn); printf(1.按学号查询nn); printf(2.按姓名查询nn); printf(0.返回主菜单nn); 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:nn); 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:nn); 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:nn); break; case 8: system(cls); printf(nttt图书管理系统nn); 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!nn); break; case 9: system(cls); printf(nttt图书管理系统nn); 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!nn); break; case 10: system(cls); printf(nttt图书管理系统nn); Print_Club(head_club); break; case 0: system(cls); printf(nttt图书管理系统nn); printf(n谢谢您的使用!nn); break; while(choice!=0); return 0; struct book *Create_New_Book() struct book *head_book,*p_book; int bianhao; double price; char book_name30,author20; 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:%dn,ptr_book-bianhao); printf(图书名称:%sn,ptr_book-book_name); printf(图书单价:%.2lfn,ptr_book-price); printf(图书作者:%sn,ptr_book-author); printf(存在状态:%sn,ptr_book-state); printf(借书人姓名:%sn,ptr_book-name); printf(借书人性别:%sn,ptr_book-sex); printf(学号:%dn,ptr_book-xuehao); printf(n); flag+; if(flag=0)printf(暂无此图书信息!nn); 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:%dn,ptr_book-bianhao); printf(图书名称:%sn,ptr_book-book_name); printf(图书单价:%.2lfn,ptr_book-price); printf(图书作者:%sn,ptr_book-author); printf(存在状态:%sn,ptr_book-state); printf(借书人姓名:%sn,ptr_book-name); printf(借书人性别:%sn,ptr_book-sex); printf(学号:%dn,ptr_book-xuehao); printf(n); flag+; if(flag=0)printf(暂无此图书信息!nn); 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-pricebianhao); printf(图书名称:%sn,ptr_book-book_name); printf(图书单价:%.2lfn,ptr_book-price); printf(图书作者:%sn,ptr_book-author); printf(存在状态:%sn,ptr_book-state); printf(借书人姓名:%sn,ptr_book-name); printf(借书人性别:%sn,ptr_book-sex); printf(学号:%dn,ptr_book-xuehao); printf(n); flag+; if(flag=0)printf(暂无此图书信息!nn); 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 name20,sex10; 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:%sn,ptr_club-name); printf(会员性别:%sn,ptr_club-sex); printf(会员学号:%dn,ptr_club-xuehao); printf(所借图书:%sn,ptr_club-borrow); printf(n); flag+; if(flag=0)printf(此用户不存在!nn); 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:%sn,ptr_club-name); printf(会员性别:%sn,ptr_club-sex); printf(会员学号:%dn,ptr_club-xuehao); printf(所借图书:%sn,ptr_club-borrow); printf(n); flag+; if(flag=0) printf(此用户不存在!nn); 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!nn); 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nn); 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 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