第五周实验报告 任务四

源程序：

#include<iostream>

using namespace std;

class Student
{
public:
	
	Student(int, float);
	
	void output_data();
	
	int getnumber();
	
	float	getscore();
	
private:
	
	int number;
	
	float score;
};

int Student::getnumber()
{
	return number;
}

float Student::getscore()
{
	return score;
}

int max(Student * arr);

int max(Student * arr)
{
	float max_score = arr[0].getscore();//通过公有的成员函数取出私有的数据成员
	
	int k = 0;
	
	for(int i = 0; i < 5; ++ i)
	{
		if(arr[i].getscore() > max_score)
		{
			max_score = arr[i].getscore();
			
			k = i;
		}
	}
	return arr[k].getnumber();
}

void Student::output_data()
{
	cout<< "学生的学号为：" << number <<"，"<< "成绩为:" << score << endl;
}

Student::Student(int n, float s)
{
	number = n;
	
	score = s;
}

int main()
{
	
	Student stu[6] = 
	{
		    Student(1001, 856.9),
			
			Student(1002, 792.6),
			
			Student(1003, 932.6),
			
			Student(1004, 958.4),
			
			Student(1005, 799.8),
			
			Student(1006, 809.9)
	};
	
	Student *p1 = &stu[0];
	
	cout << "第1个";
	
	p1 ->output_data();
	
	Student *p2 = &stu[2];
	
	cout << "第3个";
	
	p2 ->output_data();
	
	Student *p3 = &stu[4];
	
	cout << "第5个";
	
	p3 ->output_data();
	
	cout << "成绩最高同学的学号为:" << max(stu) << endl;
	
	system("PAUSE");
	
	return 0;
}

截图：

 

结果还是落后了···最近事儿比较多···结果指针那一块忘了好多···甚至排序还是要翻课本····结果落下了···

要加油啊···