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kesjmax.c
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#include<stdio.h>
#include<string.h>
#include<windows.h>
#include<math.h>
#include<stdlib.h>
#include<time.h>
#include<dos.h>
int main()
{
system("color f4");
struct BOOK
{
char title[20];
char author[20];
char publice[20];
char time[20];
float price;
char locate[20];
int base;
//书籍名称，作者，出版社，出版日期，价格，在目录中的位置
};
struct BOOK *book;
int N=21;
book=(struct BOOK*)malloc(N*sizeof(struct BOOK));
strcpy( book[0].title, "《浪潮之巅》");
strcpy( book[0].author, "吴军");
strcpy( book[0].publice, "人民邮电出版社");
strcpy( book[0].time, "2016年5月1日");
book[0].price=99.00;
strcpy( book[0].locate, "书架A区");
book[0].base=19;
strcpy( book[1].title, "《人间失格》");
strcpy( book[1].author, "太宰治");
strcpy( book[1].publice, "现代出版社");
strcpy( book[1].time, "2016年10月");
book[1].price=26.00;
strcpy( book[1].locate, "书架B区");
book[1].base=9;
strcpy( book[2].title, "《围城》");
strcpy( book[2].author, "钱钟书");
strcpy( book[2].publice, "上海晨光出版社");
strcpy( book[2].time, "1947年");
book[2].price=40.00;
strcpy( book[2].locate, "书架C区");
book[2].base=49;
strcpy( book[3].title, "《红高粱家族》");
strcpy( book[3].author, "莫言");
strcpy( book[3].publice, "人民文学出版社");
strcpy( book[3].time, "2007年1月");
book[3].price=28.00;
strcpy( book[3].locate, "书架D区");
book[3].base=39;
strcpy( book[4].title, "《百年孤独》");
strcpy( book[4].author, "加西亚·马尔克斯");
strcpy( book[4].publice, "新经典文化");
strcpy( book[4].time, "2011年6月");
book[4].price=39.50;
strcpy( book[4].locate, "书架E区");
book[4].base=29;
strcpy( book[5].title,"《平凡的世界》");
strcpy( book[5].author, "路遥");
strcpy( book[5].publice, "北京十月文艺出版社");
strcpy( book[5].time, "2017年6月1日");
book[5].price=29.90;
strcpy( book[5].locate, "二楼302");
book[5].base=50;
strcpy( book[6].title,"《老人与海》");
strcpy( book[6].author, "海明威");
strcpy( book[6].publice, "作家出版社");
strcpy( book[6].time, "2016年1月1日");
book[6].price=13.10;
strcpy( book[6].locate, "二楼302");
book[6].base=50;
strcpy( book[7].title,"《神曲》");
strcpy( book[7].author, "但丁");
strcpy( book[7].publice, "上海译文出版社");
strcpy( book[7].time, "2011年1月1日");
book[7].price=29.90;
strcpy( book[7].locate, "二楼302");
book[7].base=50;
strcpy( book[8].title,"《骆驼祥子》");
strcpy( book[8].author, "老舍");
strcpy( book[8].publice, "浙江工商大学出版社");
strcpy( book[8].time, "2017年8月1日");
book[8].price=16.30;
strcpy( book[8].locate, "二楼302");
book[8].base=50;
strcpy( book[9].title,"《朝花夕拾》");
strcpy( book[9].author, "鲁迅");
strcpy( book[9].publice, "台海出版社");
strcpy( book[9].time, "2012年8月1日");
book[9].price=22.40;
strcpy( book[9].locate, "二楼302");
book[9].base=50;
strcpy( book[10].title,"《茶花女》");
strcpy( book[10].author, "小仲马");
strcpy( book[10].publice, "西安交通大学出版社");
strcpy( book[10].time, "2017年8月1日");
book[10].price=10.10;
strcpy( book[10].locate, "二楼302");
book[10].base=50;
strcpy( book[11].title,"《傲慢与偏见》");
strcpy( book[11].author, "奥斯丁");
strcpy( book[11].publice, "西安交通大学出版社");
strcpy( book[11].time, "2017年1月1日");
book[11].price=15.50;
strcpy( book[11].locate, "二楼302");
book[11].base=50;
strcpy( book[12].title,"《红与黑》");
strcpy( book[12].author, "斯当达");
strcpy( book[12].publice, "西安交通大学出版社");
strcpy( book[12].time, "2017年7月1日");
book[12].price=18.90;
strcpy( book[12].locate, "二楼302");
book[12].base=50;
strcpy( book[13].title,"《罪与罚》");
strcpy( book[13].author, "陀思妥耶夫斯基");
strcpy( book[13].publice, "西安交通大学出版社");
strcpy( book[13].time, "2016年11月10日");
book[13].price=27.20;
strcpy( book[13].locate, "二楼302");
book[13].base=50;
strcpy( book[14].title,"《战争与和平》");
strcpy( book[14].author, "列夫·托尔斯泰");
strcpy( book[14].publice, "西安交通大学出版社");
strcpy( book[14].time, "2016年11月1日");
book[14].price=56.70;
strcpy( book[14].locate, "二楼302");
book[14].base=50;
strcpy( book[15].title,"《巴黎圣母院》");
strcpy( book[15].author, "雨果");
strcpy( book[15].publice, "上海文艺出版社");
strcpy( book[15].time, "2008年1月1日");
book[15].price=14.10;
strcpy( book[15].locate, "二楼302");
book[15].base=50;
strcpy( book[16].title,"《家》");
strcpy( book[16].author, "巴金");
strcpy( book[16].publice, "人民文学出版社");
strcpy( book[16].time, "1981年9月1日");
book[16].price=24.10;
strcpy( book[16].locate, "二楼302");
book[16].base=50;
strcpy( book[17].title,"《边城》");
strcpy( book[17].author, "沈从文");
strcpy( book[17].publice, "北京十月文艺出版社");
strcpy( book[17].time, "2018年8月1日");
book[17].price=19.70;
strcpy( book[17].locate, "二楼302");
book[17].base=50;
strcpy( book[18].title,"《红岩》");
strcpy( book[18].author, "罗广斌");
strcpy( book[18].publice, "中国青年出版社");
strcpy( book[18].time, "2017年9月1日");
book[18].price=22.70;
strcpy( book[18].locate, "二楼302");
book[18].base=50;
strcpy( book[19].title,"《呐喊》");
strcpy( book[19].author, "鲁迅");
strcpy( book[19].publice, "安徽教育出版社");
strcpy( book[19].time, "2015年1月1日");
book[19].price=15.40;
strcpy( book[19].locate, "二楼302");
book[19].base=50;
strcpy( book[20].title,"《活着》");
strcpy( book[20].author, "余华");
strcpy( book[20].publice, "作家出版社");
strcpy( book[20].time, "2012年8月1日");
book[20].price=15.30;
strcpy( book[20].locate, "二楼302");
book[20].base=50;
struct user
{
char user_name[100];
char user_pass[100];
} stu[2]= {{"xiaocong001","123456"},{"zhuzhu002","123456"}};
int num1=0;
int num2=0;
int w=0;
printf("***************欢迎来到深夜书店存货清单管理系统登录界面***************\n"); //登录系统
while(1)
{
printf("\t\t请输入您的用户名：");
char u[100];
scanf("%s",u);
if(strcmp(stu[0].user_name,u)==0||strcmp(stu[1].user_name,u)==0)
{
break;
}
else
{
printf("不存在此用户！请重新输入！\n");
num1++;
if(num1==3)
{
printf("\n\t\t很抱歉，您没有权限进入系统！\n");
exit(0);
}
}
}
system("cls");
printf("***************欢迎来到深夜书店存货清单管理系统登录界面***************\n");
printf("\t\t请输入密码：");
while(1)
{
char p[20];
char ch=0;
int j=0;
int x=6;
int q=0;
while(x>0&&(ch=getch())!='\r')
{
if(ch=='\b')
{
if(j>0)
{
printf("\b \b");
q--;
j--;
}
else
{
printf("\a");
continue;
}
x++;
}
else
{
putchar('*');
p[q]=ch;
q++;
x--;
j++;
}
}
p[6]='\0';
if(strcmp(stu[0].user_pass,p)==0)
{
printf(" 登录成功\n");
break;
}
else
{
if(num2!=2)
{
printf("\n 密码错误，请重新输入:");
}
num2++;
if(num2==3)
{
printf("\n");
printf("密码输入错误超过三次，系统3秒后将关闭\n");
Sleep(1000);
printf("3\n");
Sleep(1000);
printf("2\n");
Sleep(1000);
printf("1\n");
exit(0);
}
}
}
system("cls"); //清屏
system("color e5");
char t[20],a[20];
int i;
float sum[100]= {0};
while(1)
{
int n=0;
int j=0;
printf("\t\t***************************************\n");
printf("\t\t*如需退出输入带有'*'的任意两个字符串。*\n");
printf("\t\t*eg:'* *' *\n");
printf("\t\t***************************************\n\n\n");
printf("请输入您要搜寻的书名与著者:\n") ;
scanf("%s%s",&t,&a);
if((*t=='*')||(*a=='*'))
{
printf("\t\t请求退出系统成功\n");
break;
}
for(i=0; i<21; i++)
{
if((strcmp(t,book[i].title)==0)||strcmp(t,book[i].author)==0)
{
if((strcmp(a,book[i].author)==0)||strcmp(a,book[i].title)==0)
{
printf("\t|-----------------------------------\n");
printf("\t|***********书目在清单内***********|\n");
printf("\t|书名 :%20s |\n", book[i].title);
printf("\t|著者 :%20s |\n", book[i].author);
printf("\t|出版社 :%20s |\n", book[i].publice);
printf("\t|出版时间 :%20s |\n", book[i].time);
printf("\t|价格 :%20.2f |\n",book[i].price);
printf("\t|位置 :%20s |\n",book[i].locate);
printf("\t|库存 :%20d |\n",book[i].base);
printf("\t-----------------------------------|\n");
printf("请输入所需数量:");
int num;
while(1)
{
scanf("%d",&num);
if(num<0)
{
printf("输入有误.\n");
printf("请入正确的数值：");
}
else if(num<=book[i].base)
{
book[i].base=book[i].base - num;
printf("\n\n\t\t已选定%d 本 %s\n",num,book[i].title);
float s1=num*book[i].price;
sum[i]=sum[i]+num*book[i].price;
printf("\t\t此次选定所需支付的金额:%.2f\n",s1);
float s2=0.0;
for(i=0; i<21; i++)
s2+=sum[i];
printf("\t\t当前总金额：%.2f\n\n\n",s2);
break;
}
else
{
printf("所需数量不在库存范围内\n");
printf("请输入库存以内的数量：");
}
}
n=1;
}
}
}
if(n==0)
{
printf("\t请输入正确的书名以及对应的作者。\n");
}
printf("\t\t*请继续挑选所需书籍。\t*\n\t\t*如果不需要请退出。\t*\n");
printf("\n");
}
float s=0.0;
for(i=0; i<21; i++)
s+=sum[i];
printf("\t\t\t\t总共需支付：%.2f\n",s);
Sleep(3000);
system("cls");
system("color f6");
Sleep(1000);
printf("\t\t\t\t欢迎下次光临深夜书店。\n");
Sleep(1000);
printf("\t\t\t\t书中搞不好没有黄金屋 千钟粟\n");
Sleep(1000);
printf("\t\t\t\t颜如玉\n");
Sleep(1000);
printf("\t\t\t\t可书店 有你啊");
return 0;
}

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