#include<stdio.h>
#define N 10
main()
  {
      FILE *fp;
      int a[N],i,count,b[N]={0};
      printf("input%dnumbers",N);
     for(i=0;i<N;i++)
      scanf("%d",&a[i]);
     if(fp=(fopen("mydate","w+"))==NULL)
     {
        printf("can't open the file\n");
        return;
      }        
      count=fwrite(a,sizeof(int),6,fp);/*写不进去count也不等于6*/
      rewind(fp);
      if(fread(b,sizeof(int),6,fp)!=6);
      {
         printf("error");
         return;
      }
      fclose(fp);
      for(i=0;i<6;i++)
      printf("%d\n",b[i]);
   }