#include <stdio.h>

#define	CLASS_SIZE	5

main()
{
  int	i,j, score[CLASS_SIZE], sum = 0, temp;

  printf("Input %d scores: ", CLASS_SIZE);
  for (i = 0; i < CLASS_SIZE; ++i) {
	scanf("%d", &score[i]);
	sum +=score[i];
  }
  for (i = 0; i < CLASS_SIZE - 1; ++i)  /* bubble sort */
    for (j = CLASS_SIZE -1; j > i; --j)
	if (score[j-1] < score[j]) {  /* check the order */
	   temp = score[j-1];
	   score[j-1] = score[j];
	   score[j] = temp;
	}
  printf("\nOrdered scores:\n\n");
  for (i = 0; i < CLASS_SIZE; ++i)
	printf("   score[%d] = %5d\n", i , score[i]);
  printf("\n%18d%s\n%18.1f%s\n\n",
	sum, " is the sum of all the scores",
	(double) sum / CLASS_SIZE, " is the class average");
}