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图书管理系统
// 123.cpp : Defines the entry point for the console application.//&#include "stdafx.h"&#include"stdio.h"#include"conio.h"#include"string.h"#include"stdlib.h"int N;char mima[20]="mm";/**********定义图书结构体类型book*******/struct book{& && & char name[20];& & char publish[20];/*出版社*/& & struct time& & {& & & && & & && & & && & }t;& &/*借阅*/}bk[20];/********建立图书信息库********/void xinxi(){& && & system("CLS");& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\t\t & & & & & & & 录入图书信息 & & & & & & &\n");& & printf("\t\t & & & & ===================== & & & &\n\n");printf("\t\t请输入您要录入的数量:");scanf("%d",&N);& & for(i=0;i&N;i++)& & {printf("\t\t请输入第%d本书的编号:",i+1);& & & & scanf("%d",&bk[i].num);& & & & printf("\t\t请输入第%d本书的名称:",i+1);& & & & scanf("%s",bk[i].name);& & & & printf("\t\t请输入第%d本书的出版社:",i+1);& & & & scanf("%s",bk[i].publish);& & & & printf("\t\t请输入第%d本书的出版时间(用逗号隔开):",i+1);& & & & scanf("%d,%d,%d",&bk[i].t.year,&bk[i].t.month,&bk[i].t.day);& & & & printf("\t\t该书是否已经被借阅,已被借阅输入'1'，未被借阅输入'0':");& & & & scanf("%d",&bk[i].jie);printf("--------------------------------------------------------------------------------\n");& & }system("CLS");& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\t\t & & & & & & & 信息录入完成 & & & & & & &\n");& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\n\t\t & & & & & & 按任意键继续...\n");}/******主菜单******/int mymainmenu(){& &printf("\n\n\n\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & &====================== & & & &|\n");& & printf("\t\t| & & & & & 欢迎光临图书管理系统 & & & & &|\n");& & printf("\t\t| & & & &====================== & & & &|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & & & 1.管理员模式 & & & & & & & & & |\n");& & printf("\t\t| & & & & & 2.客户模式 & & & & & & & & & & |\n");& & printf("\t\t| & & & & & 3.退出系统 & & & & & & & & & & |\n");& & printf("\t\t|--------------------------------------------------------------|\n");& & printf("\n\t\t请输入您的选择:");& & scanf("%d",&x);& &}/**************管理员密码验证*****************/int mimayanzheng(){char temp_mima[20];/*用来存放用户输入的密码*/& & printf("\n");& & printf("\t\t & & & & ====================== & & & &\n");& & printf("\t\t & & & & & &欢迎使用管理员模式 & & & & & &\n");& & printf("\t\t & & & & ====================== & & & &\n");& & printf("\n");& & printf("\t\t & & & & &请输入密码:");& & scanf("%s",temp_mima);if(strcmp(temp_mima,mima)==0)/*比较密码*/return 1;elsereturn 0;}/**************修改密码***********/void xiugaimima(){char temp_mima[20],temp1[20],temp2[20];/* temp_mima[20]用来存放用户输入的密码，temp1[20],temp2[20]分别用来存放用户输入的两次修改的密码*/ & &printf("\n");& & printf("\t\t & & & & ====================== & & & &\n");& & printf("\t\t & & & & & & & & 修改密码 & & & & & & & & \n");& & printf("\t\t & & & & ====================== & & & &\n");& & printf("\n");printf("\t\t & & & & & 请输入原始密码:");scanf("\t\t%s",temp_mima);& & while(1)& & {if(strcmp(temp_mima,mima)==0)/*比较密码*/{printf("\t请输入新密码:");scanf("%s",temp1);printf("\t请再输入一次:");scanf("%s",temp2);if(strcmp(temp1,temp2)==0)/*如果输入的两次新密码都相同*/{printf("\t修改密码成功!!请记牢密码,任意键返回...");strcpy(mima,temp1);getch();}else{printf("\t输入两次密码不相同，修改失败!任意键返回...");getch();}}else{printf("\t密码错误!您不能进行密码修改!任意键返回...");getch();}}}/**************管理员模式****************/int adm(){& &printf("\n\n\n\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & &====================== & & & &|\n");& & printf("\t\t| & & & & & & & 管理员模式 & & & & & & & &|\n");& & printf("\t\t| & & & &====================== & & & &|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & & & 1.录入图书信息 & & & & & & & &|\n");& & printf("\t\t| & & & & & 2.查看图书信息 & & & & & & & &|\n");& & printf("\t\t| & & & & & 3.修改图书信息 & & & & & & & &|\n");& & printf("\t\t| & & & & & 4.修改管理密码 & & & & & & & &|\n");& & printf("\t\t| & & & & & 5.退出系统 & & & & & & & & & &|\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\n\t\t请输入您的选择:");& & scanf("%d",&x);& &}/******************客户模式********************/int peo(){& &printf("\n\n\n\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & &====================== & & & &|\n");& & printf("\t\t| & & & & & & & 欢迎光临 & & & & & & & & &|\n");& & printf("\t\t| & & & &====================== & & & &|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & & & 1.查看图书信息 & & & & & & & &|\n");& & printf("\t\t| & & & & & 2.借阅图书 & & & & & & & & & &|\n");& & printf("\t\t| & & & & & 3.退出系统 & & & & & & & & & &|\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\n\t\t请输入您的选择:");& & scanf("%d",&x);& &}/*********查看所有图书*******/void show_all_book(){if(bk[0].num==0&&bk[0].t.year==0||N==0)/*当bk[0].num，bk[0].t.year，结构体数组等值同时为零时表示无图书信息*/printf("\t数据不存在，请先录入数据!\n\t\t按任意键返回...");else{printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");for(i=0;i&N;i++){printf("\t%-7d %-8s %-12s & %4d年%2d月%2d日 ",bk[i].num,bk[i].name,bk[i].publish,bk[i].t.year,bk[i].t.month,bk[i].t.day);if(bk[i].jie==0)printf("未借阅\n");elseprintf("已借阅\n");}}}/*********按书名查看********/void showbook_name(){& & int i,k=0,n;/*k用来标记是否存在该书*/& & char book_name[20];& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\t\t & & & & & & & 按书名查看 & & & & & & & &\n");& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\n\t\t请输入您要查看的图书名称:");& & scanf("%s",book_name);& & for(i=0;i&N;i++)& & & & if(strcmp(book_name,bk[i].name)==0){n=i;if(k==0)/* "项目"只输出一次*/& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & & & & & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[n].num,bk[n].name,bk[n].publish,bk[n].t.year,bk[n].t.month,bk[n].t.day);& &if(bk[n].jie==1)& & & & & & & & printf("已被借阅\n");& & & & & & else& & & & & & & & printf("可以借阅\n");& & & & & &printf("按任意键返回...");k++; /*k值不为零则表示找到图书*/}if(k==0) &/*k值为零则表示未找到图书*/printf("\t不存在该书!按任意键返回...");}/*********按书号查看********/void showbook_num(){& & int n,book_num,i,k=0;/*k用来标记是否存在该书*/& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\t\t & & & & & & & 按书号查看 & & & & & & & &\n");& & printf("\t\t & & & & ===================== & & & &\n");& & printf("\n\t\t请输入您要查看的图书编号:");& & scanf("%d",&book_num);& & for(i=0;i&N;i++)& & & & if(book_num==bk[i].num){n=i;if(k==0)/*项目只输出一次*/& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & & & & & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[n].num,bk[n].name,bk[n].publish,bk[n].t.year,bk[n].t.month,bk[n].t.day);& &if(bk[n].jie==1)& & & & & & & & printf("已被借阅\n");& & & & & & else& & & & & & & & printf("可以借阅\n");k++;printf("\t按任意键返回...");}if(k==0) /*k为零则表示未找到图书*/printf("\t不存在该书!按任意键返回..."); & &}&/********显示全部已借阅的图书**********/void yijieyue(){& & int i,k=0;if(bk[0].num==0&&bk[0].t.year==0||N==0)printf("\t数据不存在，请先录入数据!\n\t\t按任意键返回...");else{& &for(i=0;i&N;i++)if(bk[i].jie==1){if(k==0)& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & \n");printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 \n",bk[i].num,bk[i].name,bk[i].publish,bk[i].t.year,bk[i].t.month,bk[i].t.day);& & & & & & & & k++;}& & & & & & if(k==0)printf("\n\t\t目前没有任何书借出。按任意键继续...");}}/********显示全部未借阅的图书********/void weijieyue(){& & int i,k=0;if(bk[0].num==0&&bk[0].t.year==0||N==0)printf("\t数据不存在，请先录入数据!\n\t\t按任意键返回...");else{& &for(i=0;i&N;i++)if(bk[i].jie==0){if(k==0)& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & \n");printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 \n",bk[i].num,bk[i].name,bk[i].publish,bk[i].t.year,bk[i].t.month,bk[i].t.day);& &k++;}if(k==0)& & & & & & & &printf("\n\t很遗憾！目前所有的书都被借出了。按任意键继续...");}}/*****查看图书菜单******/void show(){& &do{system("cls");printf("\n\n\n\n");& &printf("\t\t|-------------------------------------------------------------|\n");& &printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & &查看图书信息 & & & & & & & |\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& &printf("\t\t| & & & & & 1.按书名查找 & & & & & & & & &|\n");& &printf("\t\t| & & & & & 2.按书号查找 & & & & & & & & &|\n");& &printf("\t\t| & & & & & 3.查看所有未借阅图书 & & & & &|\n");& &printf("\t\t| & & & & & 4.查看所有已借阅图书 & & & & &|\n");& &printf("\t\t| & & & & & 5.查看所有图书 & & & & & & & &|\n");& &printf("\t\t| & & & & & 6.返回主菜单 & & & & & & & & &|\n");& &printf("\t\t|-------------------------------------------------------------|\n");& &printf("\n\t\t请输入您的选择:");& &scanf("%d",&x);& &switch(x)& &{& & & & &case 1:system("cls");showbook_name();getch();/*按书名查看*/& & & &case 2:system("cls");showbook_num();getch();/*按书号查看*/& & & &&case 3:system("cls");weijieyue();getch();/*查看未借阅图书*/& & & &&case 4:system("cls");yijieyue();getch();/*查看已借阅图书*/case 5:system("cls");show_all_book();getch();/*查看所有图书*/& &} & & & & & & & & & & & & & & & & & &}while(x!=6);}/*********按书名借阅*******/void jie_name(){char jy[2],name[20];/*jy用来表示是否确定借阅*/int i,book_xb,k=0;/*k用来标记是否存在该书*/printf("\t\t & & & & ====================== & & & \n");& & printf("\t\t & & & & & & & &按书名借阅 & & & & & & & \n");& & printf("\t\t & & & & ====================== & & & \n");while(1){& & printf("\n\t\t请输入书名:");& & scanf("%s",name);& & for(i=0;i&N;i++)& & & & if(strcmp(bk[i].name,name)==0&&bk[i].jie!=1)/*找到图书并确认图书没有被借出，记录图书下标*/{& &book_xb=i;k++;}if(k==0){printf("\t不存在该书，或该书已经借出!请正确输入图书名称!\n\t\t按任意键返回...");getch();& & & &}if(k==1)& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[book_xb].num,bk[book_xb].name,bk[book_xb].publish,bk[book_xb].t.year,bk[book_xb].t.month,bk[book_xb].t.day);& & if(bk[book_xb].jie==1)& & & & printf("已被借阅\n");& & else& & & & {& & & & & &printf("可以借阅\n\t是否借阅？(是：'y'，否：'n')：");& & & & & &scanf("%s",jy);& & & & & &if(strcmp(jy,"n")==0)& & & & & &{& & & & & & & & printf("\t借阅取消，按任意键返回....");& & & & & & & & getch();& & & & & & & && & & & & &}& & & & & &else if(strcmp(jy,"y")==0)& & & & & &{& & & & & & & & printf("\t借阅成功！按任意键返回...");bk[book_xb].jie=1;& & & & & & & & getch();& & & & & & & && & & & & &}& & & & & &else& & & & & &{& & & & & & & & printf("\t输入有错！按任意键重新输入...");getch();& & & & & & & && & & & & &} & & & & &&}}}/*********按书号借阅*******/void jie_num(){long i,k=0,book_xb,book_/*k用来标记是否存在该书*/char jy[2];/*jy用来表示是否确定借阅*/printf("\t\t & & & & ====================== & & & \n");& & printf("\t\t & & & & & & & &按书号借阅 & & & & & & & \n");& & printf("\t\t & & & & ====================== & & & \n");& & while(1){& & printf("\n\t\t请输入书号:");& & scanf("%d",&book_num);& & for(i=0;i&N;i++)& & & & if(bk[i].num==book_num&&bk[i].jie!=1){book_xb=i;k++;}& & & & if(k==0){printf("\t不存在该书，或该书已经借出!请正确输入图书名称!\n\t\t按任意键返回...");getch();& & & & & &}printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[book_xb].num,bk[book_xb].name,bk[book_xb].publish,bk[book_xb].t.year,bk[book_xb].t.month,bk[book_xb].t.day);& & if(bk[book_xb].jie==1)& & & & printf("已被借阅\n");& & else& & {& & & & printf("可以借阅\n\t是否借阅？(是：'y'，否：'n')：");& & & & scanf("%s",jy);& & & & if(strcmp(jy,"n")==0)& & & & {& & & & & & &printf("\t借阅取消，按任意键返回....");& & & & & & &getch();& & & & & & && & & & }& & & & else if(strcmp(jy,"y")==0)& & & & {& & & & & & &printf("\t借阅成功！按任意键返回...");& & & & & & &bk[book_xb].jie=1;& & & & & & &getch();& & & & & & && & & & }& & & & else& & & & {& & & & & & &printf("\t输入有错！按任意键重新输入...");getch();& & & & & & && & & & } & & &&& & }}}/*********借阅图书********/void jieyue(){& && & do& & {& & system("cls");printf("\n\n\n\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\t\t| & & & & ===================== & & & &|\n");& & printf("\t\t| & & & & & & & &借阅图书 & & & & & & & & |\n");& & printf("\t\t| & & & & ===================== & & & &|\n");& & printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& & printf("\t\t| & & & & & &1.按书名借阅 & & & & & & & & |\n");& & printf("\t\t| & & & & & &2.按书号借阅 & & & & & & & & |\n");& & printf("\t\t| & & & & & &3.查看所有图书 & & & & & & & |\n");& & printf("\t\t| & & & & & &4.返回主菜单 & & & & & & & & |\n");& & printf("\t\t|-------------------------------------------------------------|\n");& & printf("\t\t请输入您的选择:");& & scanf("%d",&x);& & switch(x)& & {& & & & case 1:system("CLS");jie_name();getch();/*按书名借阅*/& & & & case 2:system("CLS");jie_num();getch();/*按书号借阅*/case 3:system("cls");show_all_book();getch();/*查看所有图书*/& & }& & }while(x!=4);}/***************按书名进行查找并修改信息*************/void xiugai_name(){int i,book_xb,k=0;/*book_xb用来记录下标,k用来判断是否找到该书*/char temp[20];/*temp[20]用来存放用户输入的查找的书名*/while(1){system("cls");printf("\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & 按书名进行修改 & & & & & & &|\n");& &printf("\t\t| & & & & ===================== & & & &|\n");printf("\t\t请输入您准备修改的图书的名称,输入'exit'退出:");& &scanf("%s",temp);if(strcmp(temp,"exit")==0)else{for(i=0;i&N;i++)& &if(strcmp(temp,bk[i].name)==0){book_xb=i;& &printf("\t该书的信息为:\n");& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & & & & & & & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[book_xb].num,bk[book_xb].name,bk[book_xb].publish,bk[book_xb].t.year,bk[book_xb].t.month,bk[book_xb].t.day);if(bk[book_xb].jie==1)& & & & & & & & & & printf("已被借阅\n");& & & & & & & & else& & & & & & & & & & printf("可以借阅\n");k++;printf("\t\t现在请输入新信息:\n");printf("\t\t请输入本书的编号:");& & & & & & & & scanf("%d",&bk[book_xb].num);& & & & & & & & printf("\t\t请输入本书的名称:");& & & & & & & & scanf("%s",bk[book_xb].name);& & & & & & & & printf("\t\t请输入本书的出版社:");& & & & & & & & scanf("%s",bk[book_xb].publish);& & & & & & & & printf("\t\t请输入本书的出版时间(用逗号隔开):");& & & & & & & & scanf("%d,%d,%d",&bk[book_xb].t.year,&bk[book_xb].t.month,&bk[book_xb].t.day);& & & & & & & & printf("\t\t该书是否已经被借阅,已被借阅输入'1'，未被借阅输入'0':");& & & & & & & & scanf("%d",&bk[book_xb].jie);& & & & & & }if(k==0){printf("\t您输入的书名不存在!按任意键继续...");getch();}printf("\t恭喜!信息修改成功!任意键返回...");getch();}}}/***************按书号进行查找并修改信息*************/void xiugai_num(){int i,book_xb,k=0;/*book_xb用来记录下标,k用来判断是否找到该书*//*temp用来存放用户输入的查找的书号*/do{system("cls");printf("\n");& & printf("\t\t| & & & & ===================== & & & &|\n");& & printf("\t\t| & & & & & & 按书号进行修改 & & & & & & &|\n");& & printf("\t\t| & & & & ===================== & & & &|\n");printf("\t\t请输入您准备修改的图书的图书号,输入'0'退出:");& & scanf("%ld",&temp);if(temp==0)else{for(i=0;i&N;i++)& &if(temp==bk[i].num){book_xb=i;& &printf("\t该书的信息为:\n");& &printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & & & & & & & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[book_xb].num,bk[book_xb].name,bk[book_xb].publish,bk[book_xb].t.year,bk[book_xb].t.month,bk[book_xb].t.day);k++;if(bk[book_xb].jie==1)& & & & & & & & & & printf("已被借阅\n");& & & & & & & & else& & & & & & & & & & printf("可以借阅\n");printf("现在请输入新信息:\n");printf("\t\t请输入本书的编号:");& & & & & & & & scanf("%d",&bk[book_xb].num);& & & & & & & & printf("\t\t请输入本书的名称:");& & & & & & & & scanf("%s",bk[book_xb].name);& & & & & & & & printf("\t\t请输入本书的出版社:");& & & & & & & & scanf("%s",bk[book_xb].publish);& & & & & & & & printf("\t\t请输入本书的出版时间(用逗号隔开):");& & & & & & & & scanf("%d,%d,%d",&bk[book_xb].t.year,&bk[book_xb].t.month,&bk[book_xb].t.day);& & & & & & & & printf("\t\t该书是否已经被借阅,已被借阅输入'1'，未被借阅输入'0':");& & & & & & & & scanf("%d",&bk[book_xb].jie);& & & & & & }if(k==0){printf("\t您输入的书名不存在!按任意键继续...");getch();}printf("\t恭喜!信息修改成功!任意键返回...");getch();}}while(temp!=0);}/**************删除所有图书***********/void dele_all(){char queren[4];printf("\t继续操作会删除所有信息，是否继续?'y'继续，'n'撤销...");scanf("%s",queren);if(strcmp(queren,"y")==0){N=0;printf("\t删除成功!\n");}else{printf("\t操作被用户取消!任意键返回...");getch();}}/******************按书名删除************/void dele_name(){int i,book_xb,k=0;/*book_xb用来存放图书下标，k用标记是否找到书*/char queren[4],temp_name[20];/*queren[2]用来存放'是否'确认删除,temp_name[20]用来存放查找时输入的图书名称*/printf("\t输入你要删除的书的名称,输入'0'退出:");scanf("%s",temp_name);if(strcmp(temp_name,"0")!=0){for(i=0;i&N;i++)& if(strcmp(temp_name,bk[i].name)==0)& {book_xb=i;printf("\t该书的信息为:\n");printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & & & & & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[book_xb].num,bk[book_xb].name,bk[book_xb].publish,bk[book_xb].t.year,bk[book_xb].t.month,bk[book_xb].t.day);& &if(bk[i].jie==0)printf("未借阅\n");elseprintf("已借阅\n");k++;printf("\t是否要删除该书?是'y',否'n'");scanf("%s",queren);if(strcmp(queren,"y")==0){if(book_xb==N-1)N--;else{for(i=0;i&N;i++)& & & &bk[book_xb+i]=bk[book_xb+i+1];N--;}& & & &printf("\t删除成功!\n");& & & &}& & & &else& & & &printf("\t操作被用户取消!任意键返回...");& &}& &if(k==0)& & & &printf("\t未找到该书,请核实以后再操作!,按任意键返回....");getch();& & }}/***************按书号查找并删除***********/void dele_num(){int i,book_xb,k=0,temp_/*book_xb用来存放图书下标，k用标记是否找到书,temp_num用来存放查找时输入的图书名称*/char queren[4];/*queren[2]用来存放'是否'确认删除*/while(1){printf("\t输入你要删除的书的书号,输入'0'退出:");scanf("%d",&temp_num);if(temp_num==0)else{for(i=0;i&N;i++)& if(temp_num==bk[i].num)& {book_xb=i;printf("该书的信息为:\n");printf("\t编号 & &图书名称 & & 出版社 & & & &出版时间 & & 状态\n");& & & & & & printf("\t%-7d %-8s %12s & %4d年%2d月%2d日 ",bk[book_xb].num,bk[book_xb].name,bk[book_xb].publish,bk[book_xb].t.year,bk[book_xb].t.month,bk[book_xb].t.day);& &if(bk[i].jie==0)printf("未借阅\n");elseprintf("已借阅\n");k++;printf("\t是否要删除该书?是'y',否'n'");scanf("%s",queren);if(strcmp(queren,"y")==0){if(book_xb==N-1)N--;else{for(i=0;i&N;i++)& & & &bk[book_xb+i]=bk[book_xb+i+1];N--;}& & & &printf("\t删除成功!\n");& & & &}& & & &else& & & &printf("\t操作被用户取消!任意键返回...");& & & & & }& & & &if(k==0)& & & &printf("\t未找到该书,请核实以后再操作!,按任意键返回....");getch();& & & &}}}void dele(){do{system("cls");printf("\t\t|-------------------------------------------------------------|\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & &删除图书信息 & & & & & & & |\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& &printf("\t\t| & & & & & &1.按书名删除 & & & & & & & & |\n");& &printf("\t\t| & & & & & &2.按书号删除 & & & & & & & & |\n");& &printf("\t\t| & & & & & &3.删除所有图书 & & & & & & & |\n");& &printf("\t\t| & & & & & &4.返回主菜单 & & & & & & & & |\n");& &printf("\t\t|-------------------------------------------------------------|\n");printf("\t\t请输入您的选项：");scanf("%d",&x);switch(x){case 1:system("cls");dele_name();case 2:system("cls");dele_num();case 3:system("cls");dele_all();getch();}}while(x!=4);}&/***************修改图书**************/void xiugai(){& && & do& & {system("cls");printf("\n\n\n\n");& &printf("\t\t|-------------------------------------------------------------|\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & & 修改图书信息 & & & & & & &|\n");& &printf("\t\t| & & & & ===================== & & & &|\n");& &printf("\t\t| & & & & & & & & & & & & & & & & & & & & |\n");& &printf("\t\t| & & & & & &1.按书名查找 & & & & & & & & |\n");& &printf("\t\t| & & & & & &2.按书号查找 & & & & & & & & |\n");& &printf("\t\t| & & & & & &3.删除图书 & & & & & & & & & |\n");& &printf("\t\t| & & & & & &4.返回主菜单 & & & & & & & & |\n");& &printf("\t\t|-------------------------------------------------------------|\n");& &printf("\t\t请输入您的选择:");& &scanf("%d",&x);& &switch(x)& &{& & &&case 1:system("CLS");xiugai_name();/*按书名查找名修改信息*/& & &&case 2:system("CLS");xiugai_num();/*按书号查找并修改信息*/case 3:system("cls");dele();& &}& & }while(x!=4);}&/**************主函数**************/ & & & & & &&void main(){& & int x,x2,s;/*s用来判断密码验证的结果*/& & do& & {& & & & system("cls"); x=mymainmenu();& & & & switch(x)& & & & {& & & & & & case 1:/************调用管理员模式函数***********/& system("cls");& & & & & & & & & &s=mimayanzheng();/*密码验证*/& do& {& &if(s==1){system("cls");x2=adm();switch(x2){case 1:system("cls");xinxi();getch();/*录入信息*/case 2:system("cls");show();/*查看信息*/& & & & &&case 3:system("cls");xiugai();/*修改信息*/case 4:system("cls");xiugaimima();/*修改密码*/}}else{printf("\t密码错误！按任意键返回...");getch();}& }while(x2!=5);& & & & & & case 2:/*调用客户模式函数*/&do&{&system("cls");&x2=peo();&switch(x2)&{&case 1:system("cls");show();getch();/*查看图书信息*/&case 2:system("cls");jieyue();getch();/*借阅图书*/&} & & & &&}while(x2!=3);& & & & }& & }while(x!=3);system("cls");printf("\n\n\n\n\n\n\n\n\n\n\n\n\t\t\t\t谢谢使用！\n\t\t\t");getch();}&&
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