8-12.cpp

C程序设计（第3版）程序源代码,提供你最丰富的实际代码

#include <stdio.h>
void main()
{float average(float array[ ],int n);
float score_1[5]={98.5,97,91.5,60,55};
      float score_2[10]={67.5,89.5,99,69.5,77,89.5,76.5,54,60,99.5};
    printf("the average of class A is %6.2f\n",average(score_1,5));
printf("the average of class B is %6.2f\n",average(score_2,10));
 }
float average(float array[ ],int n)
    {int i;
     float aver,sum=array[0];
     for(i=1;i<n;i++)
         sum=sum+array[i];
     aver=sum/n;
     return(aver);
}