main()
{
int a[10]={32,63,23,67,44,89,77,99,57,87};
int i,j,tmp,total=0;
double aver;
for(i=0;i<10;i++)
{
total+=a[i];
for(j=0;j<10-1-i;j++)
{
if(a[j]<a[j+1])
{tmp=a[j];
a[j]=a[j+1];
a[j+1]=tmp;}
}}
aver=total/10.0;
printf("average=%f,max=%d,min=%d\n",aver,a[0],a[9]);
}