#include #include #include #include #include typedef int BOOL; typedef struct bookinfo { char number[15];/*产品编号*/ char name[30];/*产品名称*/ float price;/*单价*/ char auther[20];/*作者*/ BOOL isExit;/*存在状态*/ char lendername[20];/*借书人姓名*/ char lendersex[2];/*借书人性别*/ char lendernum[15];/*借书人学号*/ }BOOKINFO; void menu() { printf("\n\n\n\n\n\n\n"); printf("\t\t\t 图书管理系统\n"); printf("\t\t\t1:新进图书基本信息的输入\n"); printf("\t\t\t2:显示全部记录\n"); printf("\t\t\t3:根据图书名称查询图书基本信息\n"); printf("\t\t\t4:根据图书名称对撤销的图书信息进行删除\n"); printf("\t\t\t5:按照图书名称从小大到排序\n"); printf("\t\t\t6:统计某价格以上的图书数量\n"); printf("\t\t\t7:列出所有未借出去的图书信息\n"); printf("\t\t\t8:退出\n"); } void choice_1_input_new()/*输入新进的图书信息*/ { char choice; FILE *p; BOOKINFO newbook; system("cls"); while(1) { printf("输入图书编号:"); gets(newbook.number); printf("输入图书名称:"); gets(newbook.name); printf("输入图书单价:"); scanf("%f",&newbook.price); while(getchar()!='\n'); printf("输入图书的作者:"); gets(newbook.auther); printf("输入借书人姓名:"); gets(newbook.lendername); printf("输入借书人性别:"); gets(newbook.lendersex); printf("输入借书人学号:"); gets(newbook.lendernum); printf("是否保存该条书目?(Y/N)\n"); choice=getch(); while(choice!='Y'&&choice!='y'&&choice!='N'&&choice!='n') choice=getch(); if(choice=='Y'||choice=='y') { newbook.isExit=1;/*将图书状态设置成1，表示没有借出*/ p=fopen("c:\\bookinfo.data","ab"); fwrite(&newbook,sizeof(BOOKINFO),1,p); fclose(p); printf("\n 该条书目已添加到c:\\bookinfo.data 文件中!\n"); } else { printf("\n 本条书目未保存!\n"); } printf("\n 是否继续添加书目?(Y/N)\n"); choice=getch(); while(choice!='Y'&&choice!='y'&&choice!='N'&&choice!='n') choice=getch(); if(choice=='Y'||choice=='y') continue; else break; } } void choice_2_...
