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#include?"stdio.h"

#include?"stdlib.h"

#include?"string.h"

#include?"conio.h"

#include?"mem.h"

#include?"ctype.h"

#include?"alloc.h"

struct?score

{

char?gukehao[8];

char?mingzi[20];

float?score[6];

}data,info[1000];

int?i,j,k=0;

float?n;

char?temp[20],ch;

FILE?*fp,*fp1;

void?luru()

{

if((fp=fopen("s_score.txt","ab+"))==NULL)

{

printf("cannot?open?this?file.\n");

getch();exit(0);

}

for(i=0;i>=0;i++)

{

printf("Please?input?gukehao:");

gets(data.gukehao);

printf("please?input?mingzi:");

gets(data.mingzi);

printf("Please?input?xiaofei:");

gets(temp);data.score[0]=atof(temp);

if(data.score[0]<=5000)

n=1;

else

if(data.score[0]<=10000&&data.score[0]>5000)

n=0.95;

else

n=0.9;

fwrite(&data,sizeof(data),1,fp);

printf("another?(input?n?to?main/anykey?to?continue)\n");

ch=getch();

if(ch=='n'||ch=='N')

break;

}?fclose(fp);

}

void?xiugai()

{

if((fp=fopen("s_score.txt","rb+"))==NULL||(fp1=fopen("temp.txt","wb+"))==NULL)

{

printf("Cannot?open?this?file.\n");

exit(0);

}

printf("\nPlease?input?shuru?xiugai?gukehao:");

scanf("%d",&i);?getchar();

while((fread(&data,sizeof(data),1,fp))==1)

{

j=atoi(data.gukehao);

if(j==i)

{

printf("gukehao:%s\nmingzi:%s\n",data.gukehao,data.mingzi);

printf("Please?input?mingzi:");

gets(data.mingzi);

printf("Please?input?xiaofei:");

gets(temp);data.score[0]=atof(temp);

總結

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