编程菜鸟的日记-初学尝试编程-C++ Primer Plus 第6章编程练习2

#include <iostream>
#include <cctype>
using namespace std;
const int MAXSIZE=10;
int main()
{
	 double dd[MAXSIZE];
	 double donation;
	 double aver=0;
	 int num=0;
	 int i=0;
	 while(i<MAXSIZE && cin>>donation && !isdigit(donation))
	 {
		 dd[i]=donation;
		 aver+=dd[i];
		 i++;
		 //(cin>>donation).get();
	 }
	 if(i)
	 aver=aver/i;
	 else aver=0;
	 for(int j=0;j<i;j++)
             if(dd[j]>aver)
                   num++;
	 cout<<"aver= "<<aver<<endl;
	 cout<<"num= "<<num<<endl;
	 system("pause");
	 return 0;
}