1、string/*结构体部分*/*图书信息结构体*/typedef struct elem char bookid5; char bookname20; char bookauthor50; char bookmark2; char memberid4;elemtype;/*图书链表结点结构体*/typedef struct node elemtype data; struct node *next;lnode,*linknode;/*会员信息结构体*/typedef struct memberelem char membername10;memberelemtype;/*会员链表结点结构体*/
2、typedef struct membernode memberelemtype data; struct membernode *next;mlnode,*mlinknode;/*创建函数部分*/创建与销毁部分/*创建空图书链表*/linknode Init_lnode() linknode head; head=(linknode)malloc(sizeof(lnode); if(head) head-next=NULL; head-data.bookauthor50=NULL;data.bookid5=NULL;data.bookmark2=NULL;data.bookname20=NU
3、LL;data.memberid4=NULL; return head;/*销毁图书链表*/void Destroy_lnode(linknode *head) linknode p,q; if (!(*head) return; p=*head; while(!p) q=p; p=p-next; free(q); *head=NULL;/*创建空会员链表*/mlinknode Init_mlnode() mlinknode mhead; mhead=(mlinknode)malloc(sizeof(mlnode); if(mhead) mhead- mhead-data.membername
4、10=NULL; return mhead;/*销毁会员链表*/void Destroy_mlnode(mlinknode *mhead) mlinknode p,q; p=*mhead;(*mhead) while(p) *mhead=NULL;/图书管理函数/*增加图书模块*/void addbook(linknode head) linknode p; p=(linknode)malloc(sizeof(lnode); system(cls); printf(Add books.nplease input bookinfo:nn%-7s%-20s%-15sn,id(4)booknameb
5、ookauthor*n /scanf(%s%s%s,p-data.bookid,p-data.bookname,p-data.bookauthor); cinp-data.bookname;data.bookauthor; p-data.bookmark0=N;data.bookmark1=0data.memberid0=0data.memberid1=next=head-next=p;nnAdd success!nnPress anykey retrun. getchar();/*输出图书信息函数*/void printbookinfo(linknode head) p=Init_lnode
6、(); p=head-The book informations are: coutid tbooknametbookauthorttmarktborower tn /printf(tnttnidmarkborower*endl;data.bookid t coutdata.bookname t tdata.bookauthordata.bookmarkdata.memberiddata.bookid,id)=0) break; else p=p- if(p=NULL) printf(nThe book not exit! elsen%-7s%-20s%-15s%-3s%sndata.bookauthor,p-data.bookmark,p-data.memberid);/*按编号删除图书*/void deletebook(linknode head)q=head;delete book by id.nn scanf(%s,id); while(p!=NULL) q=p;p=p- if(p=NULL) printf(nThe book you want to delete are not exit! q-next=p- free(p);nDelete success!/*借阅图书*/void borrow(linknode head,mlinkn
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