# include <iostream.h>
# include <conio.h>
# include <iomanip.h>
# include <stdio.h>
# include <string.h>
# include <stdlib.h>
# include <fstream.h>
const int M= 20 ,K= 4 ;

class TRec
{
friend class TFile;
int shifr;//shifr materiala
char naim[M];//naimenovanie materiala
float price;//cena materiala za 1 edenicy
float kol[K];//kolichestvo na edenicy kazdogo iz K naimenovanii prodykcii
int plan;//planiryemoe kolichestvo vipyska
int factvip;//fakticheskii vipysk v %


public:
void Shapka();//pechat shapki tablici
void PrnRec();//obecpechenie formatirovannogo vivoda dannix
friend istream & operator >> (istream & is,TRec & r);//peregruzka operatora >>
friend ostream & operator << (ostream & os,TRec r);//peregruzka operatora <<
};

void TRec::Shapka()
{
cout <<"shifr"<<" "<<"naimenovanie"<<" "<<" "<<"cena "<<" "<<" "<<"plan vipyska"<<" "<<" "<<"fakticheskii vipysk v %"<<endl;
cout <<"kol-vo dlia prodykcii"<<endl;
}


istream & operator >> (istream & is,TRec & r)
{
is>>r.shifr>>r.naim>>r.price>>r.plan>>r.factvip;
for (int i= 0 ;i<K;i++)
is>>r.kol;
return is;
}

ostream & operator << (ostream & os,TRec r)
{
os<<r.shifr<<" "<<r.naim<<" "<<r.price<<" "<<r.plan<<" "<<r.factvip<<endl;
for (int i= 0 ;i<K;i++)
os<<r.kol<<endl;
return os;
}


void TRec::PrnRec()
{
cout<<setw( 3 )<<shifr<<setw( 10 )<<naim<<setw( 12 )<<setprecision( 5 )<<price<<setw( 10 )<<plan<<setw( 17 )<<factvip<<endl;
for (int i= 0 ;i<K;i++)
cout <<setw( 5 )<<setprecision( 5 )<<kol;
cout <<endl ;
}
------------------------------------------------------------------------------------------------------------------
/------------------------------------------------------------------------------
//Napechatat spravky o materialax, vipysk kotorix mensche srednego vipyska
void TFile::obr1()
{
cout<<"spravka o materialax, vipysk kotorix mensche srednego vipyska"<<endl;
rrr.Shapka();
ifstream ff(f_name);
ff>>count;
float sred;//Srednii vipysk po vsei prodykcii
sred= 0 ;
for (int i= 0 ;i<count;i++)
{
ff>>rrr;
sred+=rrr.plan;
}
sred/=count;
do
{
rrr.PrnRec();
}
while (sred>rrr.plan);
ff.close();
}