C++作业4.17

<pre name="code" class="cpp">#include<iostream>using namespace std;class student{public:student(int n,double s){num=n;score=s;}void showdata(){cout<<"学号："<<num<<endl;cout<<"成绩："<<score<<endl;}friend void max(student *p);private:int num;double score;};int main(){student stu[6]={student(1001,99),student(1002,100),student(1003,98),            student(1004,97),student(1005,96),student(1006,95)};student *a=stu;for(int i=0;i<6;i++){if(i%2!=0)a[i].showdata();}return 0;}<span style="white-space:pre"></span>

为什么图片都没了。。