p122-16

16.

#include <stdio.h> #include <stdlib.h> int Fun(int a[], int len);int main(){    const int MAX = 100;    int a[MAX] = {2,3,7,8,9,10,13,21,24,27};    int len = 10;    int s = Fun(a, len);        printf("%d\n", s);        system("pause"); return 0;}int Fun(int a[], int len){    int sum = 0;    for (int i=0; i<len; i++)    {        sum += a[i];        }        int ave = sum / len;        sum = 0;    for (int i=0; i<len; i++)    {        sum += (a[i] >= ave);    }        return sum;}