Динамический массив структур

#include <iostream>
#include <conio.h>
#include <string>
using namespace std;
const int N=100;
 
 
struct owner 
{
    char fam[30];
    char im[30];
    char ot[30];
    char strana[30];
    char model[30];
    int year;
};
 
struct country
{
    char strana[30];
    int num;
};
 
void inputowner(owner *&x, int &n);
void outputowner(owner *&x, int &n);
void perechen(owner*&px, country *&py, int &n, int &k);
 
void main()
{
int n,k;    
    owner *a=NULL;
    country *c=NULL;
    inputowner(a,n);
    outputowner(a,n);
    perechen(a,c,n,k);
    _getch();
}
 
 
void inputowner(owner *&x, int &n)
{
    cout<<"vviedte kolichestvo zapisei:";
    cin>>n;
    x=new owner[n];
    for (int i=0;i<n;i++)
    {
        cout<<endl;
        cout<<"Familiya:";
        cin>>x[i].fam;
 
        cout<<"Imya:";
        cin>>x[i].im;
            
        cout<<"Otchestvo:";
        cin>>x[i].ot;
            
        cout<<"Strana:";
        cin>>x[i].strana;
            
        cout<<"Model:";
        cin>>x[i].model;
            
        cout<<"God:";
        cin>>x[i].year;
        
    }cout<<"vvod zavershen"<<endl;
}
void outputowner(owner *&x, int &n)
{
    for (int i=0;i<n;i++)
        cout<<x[i].fam<<" "<<x[i].im<<" "<<x[i].ot<<" "<<x[i].strana<<" "<<x[i].model<<" "<<x[i].year<<endl;
}
 
void perechen(owner*&px, country *&py, int &n, int &k)
{
    int i,j,fl;
    country *y;
    y=new country[n];
    if (y==NULL){ cout<<"Net pamyati."; getch();}// return;}
    k=0;
    if (y!=NULL) delete [] y;
    for (i=0;i<n;i++)
{fl=0;
for (j=0;j<k;j++)
if (strcmp(px[i].strana,y[j].strana)==0)
    {fl=1;y[j].num++;}
if (fl==0) {strcpy(y[k].strana,px[i].strana);
        y[k].num=1;
        k++;
        }
}
py=new country[k];
if (y==NULL) {cout<<"net mesta"; getch(); k=0; delete []y; return;}
for (j=0;j<k;j++)
py[j]=y[j];
delete []y;
cout<<"perechen sozdan\n";
getch ();
}