C++第三次实验 作业

四 学生成绩

#include<iostream>
#include<string>
using namespace std;
class Stu
{
private:
string name; //学生姓名
float chinese; //语文成绩
float math; //数学成绩
float ave;
float sum;
public:
void setStudent(string n,float c,float m );
void show();
void setName(string n);
string getName();
float average();
};

void Stu::setStudent(string n,float c,float m)
{
name=n;
chinese=c;
math=m;
sum=chinese+math;
ave=sum/2;
}

void Stu::show()
{
cout<<"Name:"<<name<<endl;
cout<<"Score:"<<chinese<<" "<<math<<endl;
cout<<"average:"<<ave<<" "<<"Sum:"<<sum<<endl;
}

void Stu::setName (string n)
{
name=n;
}

string Stu::getName ()
{
return name;
}

float Stu::average ()
{
return ave;
}

int main()
{
Stu s1,s2;
s1.setStudent("Lin daiyu", 98, 96); //对象置初值
s2.setStudent("Jia baoyu", 90, 88); //对象置初值
s1.show();//打印信息
s2.show();//打印信息
s1.setName("xue baochai");//重新置p1对象的名字
s1.show();
cout<<"s1.Name: "<<s1.getName()<<endl;//打印对象的名字
cout<<"s1.average: "<<s1.average()<<endl;//打印对象的成绩
return 0;
}