文档介绍：超市管理系统源程序
#include <>
#include <>
#define MAX 20
#define N 3
#define PAGE 2
#define PRINT1 printf("---------------------\n")
#define PRINT2 printf("商品号--商品名称--商品种类--销售价格--生产日期(年-月-日)--保质期\n")
#define PRINT3 printf("%4d%s%s%8d%15%-%2d-%2d%10d\n",goods[i].num,goods[i].name,goods[i].kind,goods[i].out_price,goods[i].,goods[i].,goods[i].,goods[i].save_day)
int sum;/*记录商品数目*/
struct date /*日期结构体类型*/
{
int year;
int month;
int date;
}
struct goods_type /*商品结构体类型*/
{
int sum;
char name[10];
char kind[10];
int amount;
int goods_up;
int goods_down;
int in_price;
int out_price;
int in_num;
struct date in_time;
struct date pro_time;
char factory[10];
int save_day;
int profit;
}goods[MAX]; /*存放MAX种商品记录的结构体数据*/
save_message(jin sum) /*保存信息*/
{
FILE *fp;
int i;
if((fp=fopen("","wb"))==NULL)
{
printf("读文件错误!\n");
return;
}
for(i=0;i<sum;i++)
if(fwrite(&goods[i],sizeof(struct goods_type),1,fp)!=1)
printf("写文件错误!\n");
fclose(fp):
}
input message() /*输入模块*/
{
int i=0,s=MAX;
clrscr();
printf("\n\n 录入商品信息(最多%d种)\n",s);
printf(" -------------------------\n");
do
{
printf("\n 第%d种商品",i+1);
printf("\n 商品号:");
scanf("%d",&goods[i].num);
if(goods[i].num==0) break;
printf("\n 商品名称:");
scanf("%s",goods[i].name);
printf("\n 商品类别:");
scanf("%s",goods[i].kind);
printf("\n 商品总量:");
scanf("%s",&goods[i].amout);
printf("\n 商品上限:");
scanf("%s",&goods[i].goods_up);
printf("\n 商品下限:");
scanf("%s",&goods[i].goods_down);
printf("\n 进货价格:");
scanf("%s",&goods[i].in_price);
printf("\n 销售价格:");
scanf("%s",&goods[i].out_price);
printf("\n 进货数量:");
scanf("%s",&goods[i].in_num);
printf("\n 进货日期(yyyy-mm-dd):");
scanf("%d-%d-%d",&goods[i].,&goods[i].,&goods[i].);
printf("\n 商品名称:");
printf("\n 生产日期(yyyy-mm-dd):");
scanf("%d-%d-%d",&goods[i].,&goods[i].pro_tim