精品商品订购系统c语言程序设计

1、精品商品订购系统c语言程序设计#include stdio.h /*I/O函数*/#include stdlib.h /*其它说明*/#include string.h /*字符串函数*/#include conio.h /*屏幕操作函数*/#include mem.h /*内存操作函数*/#include ctype.h /*字符操作函数*/#include alloc.h /*动态地址分配函数*/struct scoreint mingci;char xuehao8;char mingzi20;float score6;data,info1000;int i,j,k=0;char temp

2、20,ch;FILE *fp,*fp1;void shuru()if(fp=fopen(s_score.txt,ab+)=NULL)printf(cannot open this file.n);getch();exit(0);for(i=0;i=1000;i+)printf(nPlease shuru xuehao:);gets(data.xuehao);printf(Please shuru mingzi:);gets(data.mingzi);printf(Please shuru yuwen score:);gets(temp);data.score0=atof(temp);print

3、f(Please shuru shuxue score:);gets(temp);data.score1=atof(temp);printf(Please input yingyu score:);gets(temp);data.score2=atof(temp);printf(Please shuru wuli score:);gets(temp);data.score3=atof(temp);printf(Please shur huaxue score:);gets(temp);data.score4=atof(temp);data.score5=data.score0+data.sco

4、re1+data.score2+data.score3+data.score4;fwrite(&data,sizeof(data),1,fp);printf(another?y/n);ch=getch();if(ch=n|ch=N)break; fclose(fp);void xianshi()float s;int n;if(fp=fopen(s_score.txt,rb+)=NULL)printf(Cannot reading this file.n);exit(0);for(i=0;i=1000;i+)if(fread(&infoi,sizeof(infoi),1,fp)!=1)brea

5、k;printf(nxuehao mingzi yuwen shuxue yingyu wuli huauxue zhongfenn);for(j=0,k=1;jshuru 2xiugai * n);printf(* 3shanchu 4chazhao * n);printf(* 5xianshi 6exit * n);printf(* * n);printf(* - * n);printf( Please input which you want(1-6):);ch=getch();switch(ch)case 1:shuru();break;case 2:xiugai(); break;case 3:shanchu(); break;c