C언어 ㅇ_ㅇ

#include <iostream>
#include <fstream>
#include <string>
using namespace std;

/*
class Rectangle{

private : int garo,sero,area;

public : Rectangle(int g,int s)
    {
    garo=g;
    sero=s;
    area=garo*sero;
    }
  
   int getGaro() { return garo;}
   int getSero() { return sero;}
   int getArea() { return area;}
 
};
  
int main()
{

 int garo,sero,area;
 
 cout << "가로 : "<<endl;
 cin >> garo;
 cout << "세로 : " <<endl;
 cin >> sero;
 Rectangle rec(garo,sero);
 cout << "가로 : " << rec.getGaro()<<"세로 : " <<rec.getSero() <<"넓이: " <<rec.getArea()<<endl;
}

  */

/*
class Rectangle{

private : int garo,sero,area;

public : Rectangle(int g,int s)
    {
    garo=g;
    sero=s;
    area=garo*sero;
    }
  
   int getGaro() { return garo;}
   int getSero() { return sero;}
   int getArea() { return area;}
 
};

int main()
{

 int garo,sero,area;
    Rectangle rec(garo,sero);
 ofstream fout;
 fout.open("c:\rec.txt");
 
 fout << "가로 : "<<endl;
 cout << "가로 : "<<endl;
 cin >> garo;
 fout << "세로 : " <<endl;
 cout << "세로 : " <<endl;
 cin >> sero;
 
 fout << "가로 : " << rec.getGaro()<<"세로 : " <<rec.getSero() <<"넓이: " <<rec.getArea()<<endl;
 fout.close();
}

*/

/*
class student
{

private : string name;
    int mid,final;
    float score;
public : student(string n,int m,int f)
   string getName(){ return Name;}
   int getMid() { return Mid;}
   int getfinal() {return final;}
   float getScore() {return Score;}
   void calcScore() {float Score= (mid+final)/2);}
};

int maim(){

 string name; int mid,final;
 student stu(name,mid,final)
 cout << "이름 : ";
 cin >> name;
 cout<<"중간 : ";
 cin >> mid;
 cout<<"기말 : ";
 cin >> final;
 cout<<"이름 : " <<stu.getName()<<"중간고사 : "<<stu.getMid()<<"기말고사 : "<<stu.getScore<<endl;
}

*/

class Student
{

private : string name;
    int mid,final;
    float score;
 
public :
   Student(string n,int m,int f){name=n; mid=m; final=f;}
   Student(){name="";mid=0;final=0;}
   string getName(){ return Name;}
   int getMid() { return Mid;}
   int getfinal() {return final;}
   float getScore() {return Score;}
   void calcScore() {float Score= (mid+final)/2);}
   void setStudent(string n,int m,int f) {name=n; mid=m final=f;}
};

int mian(){
 string name; int mid,final; float score;

 Student std[3];
 for(int i=0;i<3<<i++)
 {
 cout << "이름 : ";
 cin >> name;
 cout<<"중간 : ";
 cin >> mid;
 cout<<"기말 : ";
 cin >> final;
 }
 std[i].setStudent(name,mid,final);
 std[i].calcScore();
 cout<<"이름 : " <<std[i].getName()<<"중간고사 : "<<std[i].getMid()<<"기말고사 : "<<std[i].getfinal<<endl;
}