#include <stdio.h>
#define   N   16
typedef  struct
{  char  num[10];
   int   s;
} STREC;
int  fun( STREC  *a,STREC *b,int l, int h )
{
    int i, n = 0;
    for (i=0; i<N; i++)
        if (a[i].s>=l && a[i].s<=h)
        {
            b[i++] = a[i++];
            n++;
        }
        return n;
}
main()
{  STREC  s[N]={{"GA005",85},{"GA003",76},
{"GA002",69},{"GA004",85},{"GA001",96},
{"GA007",72},{"GA008",64},{"GA006",87},
{"GA015",85},{"GA013",94},{"GA012",64},
{"GA014",91},{"GA011",90},{"GA017",64},
{"GA018",64},{"GA016",72}};
   STREC  h[N],tt;FILE *out ;
   int  i,j,n,low,heigh,t;
   printf("Enter 2 integer number low & heigh :  ");
   scanf("%d%d", &low,&heigh);
   if ( heigh< low ){ t=heigh;heigh=low;low=t; }
   n=fun( s,h,low,heigh );
   printf("The student's data between %d--%d :\n",low,heigh);
   for(i=0;i<n; i++)
     printf("%s  %4d\n",h[i].num,h[i].s);
   printf("\n");
   out = fopen("C:\\WEXAM\\24018002\\out.dat","w") ;
   n=fun( s,h,80,98 );
   fprintf(out,"%d\n",n);
   for(i=0;i<n-1;i++)
     for(j=i+1;j<n;j++)
       if(h[i].s>h[j].s) {tt=h[i] ;h[i]=h[j]; h[j]=tt;}
   for(i=0;i<n; i++)
     fprintf(out,"%4d\n",h[i].s);
   fprintf(out,"\n");
   fclose(out);
}
大虾们帮一下忙。谢谢 ！！

int  fun( STREC  *a,STREC *b,int l, int h )
{
    int i,n=0;
    for (i=0;i<N; i++)
        if (a[i].s>=l && a[i].s<=h)
        {
            b[n] = a[i];
            n++;
        }
        return n;
}

三克油