#include <iostream>
using namespace std;
float avg(float *array,int n)
{ int i;
float average, ① ;
for(i=0; ② ; i++)
sum= ③ ;
average = sum / n ;
return average;
}
int main( )
{
float a[10];
int n;
float t;
cout<<"请输入求平均值数的数量:";
cin>>n;
cout<<"请输入一组实数,数量为"<<n<<":";
for(int i=0;i<n;i++)
cin>>a[i];
t=avg(a,n);
cout<<"这组数的平均值为:"<<t<<endl;
return 0;
}