#include <stdio.h>
main()
{
  int a[6]={5,6,4,1,3,8};
  int i,j,k=5,t;
  printf("before sorting:\n");
  for (i=0; i<=k; i++) printf("%d ",a[i]);
  printf("\nafter sorting:\n");

  for (i=0; i<=(k-1); i++)
    for (j=0; j<=(k-1-i); j++)
      if (a[j]>a[j+1]) { t=a[j]; a[j]=a[j+1]; a[j+1]=t; }

  for (i=0; i<=k; i++) printf("%d ",a[i]); printf("\n");
}