#include <stdlib.h>
#include <math.h>
#include <conio.h>
#include <graphics.h>
void main()
{
  struct student {
    char na[10];
    int x,y;
    float avg;
    int pos;
  } a[5]= { { "a111", 80, 89, 85.0, 1 }, { "a222", 80, 89, 87.0, 1 },
	    { "a333", 80, 89, 89.0, 1 }, { "a444", 80, 89, 85.0, 1 },
	    { "a555", 80, 89, 85.0, 1 },
	  };
  int i,j,n;

 clrscr();
 printf("before sort !!!\n");
 for (i=0; i<=4; i++)
  printf("%s  %2d  %2d  %4f   %d\n",a[i].na,a[i].x,a[i].y,a[i].avg,a[i].pos);

  for (i=0; i<=4; i++)
    for (j=i+1; j<=4; j++)
      if (a[i].avg < a[j].avg) a[i].pos++;
      else
	if (a[i].avg > a[j].avg) a[j].pos++;

 printf("after sort !!!\n");
 for (i=0; i<=4; i++)
  printf("%s  %2d  %2d  %4f   %d\n",a[i].na,a[i].x,a[i].y,a[i].avg,a[i].pos);

}