编写程序 分别使用输入 输出 求平均值函数

#include<iostream>

#include<cctype>

using namespace std;

const int SIZE = 10;

struct GOLF

{
char name[SIZE];
float grade;

};

void init_array(GOLF *str);

void print_array_name(GOLF str);

void print_array_grade(GOLF str);

void average(GOLF *str, int number);

int main(void)

{
GOLF *p = new GOLF[SIZE];
char ch;
int i = 0;
int m = 0;
cout << "please a char Y/y continue and now you can input  " << SIZE-i << "  data:";
while(cin>>ch && ('Y' == ch || ch =='y')&&i < SIZE)
{
cout << "Enter a name and the grade:";
init_array(&p[i]);
++i;
cout <<"You can input  " << SIZE - i << "  data:" << "Continue: (Y or n)" ;
}

m = i;
average(p, m);
m = 0;
while (m < i)
{
print_array_name(p[m]);
++m;
}
cout << endl;
m = 0;
while (m < i)
{
print_array_grade(p[m]);
++m;
}

delete[] p;
cin.get();
cin.get();
return 0;

}

void init_array(GOLF *str)

{
cin >> str->name >> str->grade;

}

void print_array_name(GOLF str)

{
cout << str.name << "\t";

}

void print_array_grade(GOLF str)

{
cout << str.grade << "\t";

}

void average(GOLF *str, int number)

{
float num = 0;
for (int i = 0;i < number;++i)
num += str[i].grade;
cout << number << " number" << endl;
cout << "avarage = " << num / number << endl;

}