#include "stdio.h"
ReadRecord()
{
FILE *fp;
player TmpS;
player Min;
Min.score=11;
/*打開紀錄保持文件，如果不能以讀方式打開，說明紀錄不存在，則創建紀錄，寫入文件*/
if((fp=fopen("record","rb"))==NULL)
    { 
        SetRecord();/*調用初始化紀錄者函數*/
        fp=fopen("record","rb");
    }
/*循環讀取文件，取得最少猜中次數的記錄*/
while((fread(&TmpS,sizeof(player),1,fp)) != (int)NULL)
    {
     if(TmpS.score<Min.score)
         {
          strcpy(Min.name,TmpS.name);
          Min.score=TmpS.score;
         }
    }
fclose(fp);
printf("the recore keeper is %s ,guessed out in %d times\n",Min.name,Min.score);
}
/*SetRecord()函數，初始化排行榜*/
SetRecord()
{
char init[20]="player";
player Pro;
FILE *fp;
/*給初始紀錄賦值*/
strcpy(Pro.name,init);
Pro.score=10;
/*初始化紀錄者，即創建文件，寫入第一個結構體內容*/
/*用wb方式打開文件，即當文件不存在時會創建文件*/
    if((fp=fopen("record","wb"))==NULL)
    { 
        printf("file open error\n"); 
        return ; 
    } 
    if(fwrite(&Pro,sizeof(player),1,fp)!=1)
    printf("file write error\n");
    fclose(fp);
}