#include<iostream>

#include<string>

#include<fstream>

using namespace std;

 

 class ogrenci{

       private:

               string ad;

               string soyad;

               int note[3];

               float ort;

       public:

       ogrenci():ort(5)

       {}

       void bilgiAl();

 

       void ortBul(){

                     int toplam=0;

 

                     for(int i=0;i<3;i++){

                     toplam=toplam+note[i];

                           }

              ort=(float)toplam/3;

              cout<<"ortalama="<<ort<<endl;

              }

              void dosyaYaz(){

                   ofstream dosya;

                   dosya.open("yazı.txt");

                   dosya<<"ogrencinin adi="<<ad<<endl;

                   dosya<<"ogrencinin soyadi="<<soyad<<endl;

                   for(int i=0;i<3;i++){

                    dosya<<"Not "<<i+1<<" ="<<note[i]<<endl;

 

                    }

                    dosya<<"ortalama="<<ort<<endl;

                   dosya.close();

                   }

     };

 

     void ogrenci::bilgiAl(){

                   string ad1;

                   string soyad1;

                   int note1[3];

 

                   cout<<"ogrencinin adi=";cin>>ad1;

                   cout<<"ogrencinin soyadi=";cin>>soyad1;

                   for(int i=0;i<3;i++){

                           cout<<"note=";

                           cin>>note1[i];

                           note[i]=note1[i];

                           }

                   for(int i=0;i<3;i++){

                    cout<<"Not "<<i+1<<" ="<<note[i]<<endl;

                    }

                   ad = ad1 ;

                   soyad = soyad1;

                   }

 

              int main()

              {

                  ogrenci x[5];

                  for(int i=0;i<5;i++){

                  x[i].bilgiAl();

                  x[i].ortBul();

                  x[i].dosyaYaz();

                  }

                  system("pause");

                  return 0;

 

              }