第五週任務4

#include<iostream>
using namespace std;
class Student
{
public :
	Student (int n,float s)
	{
		num=n;
		score=s;
	}
	void display();
	int Getnum(){return num;}
	float Getscore(){return score;}

private:
	int num;
	int score;
};
void Student::display()
{
	cout<<num<<" "<<score<<endl;
}


int main()
{
	Student  stu[5]={
		Student(1001,90),
		Student(1002,98),
		Student(1003,88),
		Student(1004,89),
		Student(1005,96)
	};
	void max(Student*);
	Student*p=stu;//注意的地方

for(int i=0;i<5;i+=2)
{
	cout<<"學生"<<i+1<<": ";  

	stu[i].display();
}
max(p);
return 0;
}
void max(Student *d)
{
	float  max_score=d[0].Getscore();
	int h=0,i;
	for (i=1;i<5;i++)
		if (d[i].Getscore()>max_score)
		{
			max_score=d[i].Getscore();
			h=i;
		}
	cout<<"成績最高的是:"<<d[h].Getnum() <<" "<<"成績是:"<<max_score<<endl;
}

 

經驗積累：1. max函數在使用前一定要聲明，開始時忘了