конструкторы

#include "stdafx.h"
#include "conio.h"
#include "iostream"
#include "string.h"
using namespace std;
 
struct gabariti{ 
float dlina;
float visota;
float wirina;
float ves;
char napriagenie[6];
char tok[6];
char chastota[10];};
 
class ground{
virtual void info()=0;};
 
class first:public ground{ 
 
protected: 
int x;
public:
first(int x1){x=x1;}
first(){x=1;}
char name [30];
gabariti a[3];
 
virtual void info(){};
 
void input_name(){
cout <<"\nVvedite nazvanie pribora: "<<endl;
cin>>name;};
 
void print_name(){
cout<<"\nIm'a pribora: "<<name<<endl;};
 
void input_gabariti(){
int i;
for (i=0; i<3; i++){
cout <<"\nVvedite dliny, visoty, wiriny i ves "<<i+1<<" -go pribora: "<<endl;
cin>>a[i].dlina>>a[i].visota>>a[i].wirina>>a[i].ves;}
};
 
void print_istochnik_pitania(){
strcpy(a[0].napriagenie,"220v");
strcpy(a[0].tok,"0.5A");
strcpy(a[0].chastota,"1400Gz");
cout<<"\nIstochnik pitania (napriagenie, tok, chastota): "<<a[0].napriagenie<<'\t'<<a[0].tok<<'\t'<<a[0].chastota<<endl;};
 
void print_gabariti(){
cout <<"\nGabariti 3 vidov pribora:\n";
int i;
for (i=0; i<3; i++) cout <<a[i].dlina<<' '<<a[i].visota<<' '<<a[i].wirina<<' '<<a[i].ves<<endl;};
 
void print_vse(){
int i;
cout<<name<<endl;
for (i=0; i<3; i++) cout <<'\t'<<a[i].dlina<<'\t'<<a[i].visota<<'\t'<<a[i].wirina<<'\t'<<a[i].ves<<endl;
};
};
 
class tree:public first{
public:
char nazv_velechini[10];
float min_predel;
float max_predel;
float pogrewnost;
 
virtual void info(){
first::info();
cout<<"\nVvedite nazvanie velechini, nijnii predel, verxnii predel, pogrewnost:\n";
cin>>nazv_velechini>>min_predel>>max_predel>>pogrewnost;};
 
void print_izmerenia(){
cout<<"\nIzmerenia:\n"<<nazv_velechini<<'\t'<<min_predel<<'\t'<<max_predel<<'\t'<<pogrewnost<<'\t'<<endl;};
};
 
int main(){
first x;
x.input_name();
x.print_name();
x.info();
x.input_gabariti();
x.print_gabariti();
x.print_istochnik_pitania();
 
x.print_vse();
 
tree y;
y.input_name();
y.print_name();
y.info();
y.print_izmerenia();
y.input_gabariti();
y.print_gabariti();
y.print_istochnik_pitania();
y.print_vse();
 
getch ();
}

first::first(int X=1): x(X) {}

void input_name(){
cout <<"\nVvedite nazvanie pribora: "<<endl;
cin>>name;};

void input_gabariti(){
int i;
for (i=0; i<3; i++){
cout <<"\nVvedite dliny, visoty, wiriny i ves "<<i+1<<" -go pribora: "<<endl;
cin>>a[i].dlina>>a[i].visota>>a[i].wirina>>a[i].ves;}
};