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].kin d,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):");
printf("\n
printf("\n
scanf("%d-%d-%d",&goods[i].,&goods[i].,&goods[i]. e);
商品名称：");
生产日期(yyyy-mm-dd):"); scanf("%d-%d-%d",&goods[i].,&goods[i].,&goods[i].pro_tim );
printf("\n 生产厂家：");
scanf("%s",goods[i].factory);
printf("\n 保质期：");
scanf("%s",goods[i].save_day);
i+