用链表实现部分图书信息管理功能

#include<stdio.h> #include<string.h> #include<conio.h> #include<stdlib.h> #define N sizeof(struct book) #define PT "%-5d %10s %6s %6s %8s %3d \n",p->num,p->name,p->where,p->author,p->pub,p->count stru

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