Написать программу для обработки данных о различных товарах

#include <iostream>
#include <string.h>
using namespace std;
 
 
struct Market
{
    char *product;
    char *market_name;
    int price;
    int amount;
    Market(char *p,char *mn,int pp,int a);
    Market(const Market &obj);
    Market operator=(const Market &object);
    ~Market();
    int get_product_amount() const;
    int get_product_price() const;
    void get_product_name(char *a) const;
    void print() const;
};
 
void sort_by_product_name(Market *array[],int size);
int main()
{
    Market *market[2];
    for(int i = 0;i < 2;i++)
    {
        cout<<"Enter product name ... "<<endl;
        char pn[10];
        cin>>pn;
 
        cout<<"Enter market name ... "<<endl;
        char mn[10];
        cin>>mn;
 
        cout<<"Enter price ... "<<endl;
        int pr;
        cin>>pr;
 
        cout<<"Enter amount ... "<<endl;
        int am;
        cin>>am;
 
        
        market[i] = new Market(pn,mn,pr,am);
    }
    cout<<endl;
    for(int i=0;i<2;i++)
    {
        market[i]->print();
    }
    cout<<"After sorting"<<endl;
    sort_by_product_name(market,2);
    for(int i=0;i<2;i++)
    {
        market[i]->print();
    }
    return 0;
}
 
void sort_by_product_name(Market *array[],int size)
{
    for(int i=0;i<size;i++)
    {
        for(int k=0;k<size-1;k++)
        {
            char temp_1[10];
            char temp_2[10];
            array[i]->get_product_name(temp_1);
            array[i + 1]->get_product_name(temp_2);
            if(temp_1[0] > temp_1[0])
            {
                Market *temp_obj = array[i + 1];
                array[i + 1] = array[i];
                array[i] = temp_obj;
                delete temp_obj;
            }
        }
    }
}
 
Market Market::operator=(const Market &object)
{
    delete [] product;
    delete [] market_name;
    product = new char[strlen(object.product)];
    market_name = new char[strlen(object.market_name)];
    price = object.price;
    amount = object.amount;
}
 
Market::Market(const Market &obj)
{
    product = new char[strlen(obj.product)];
    strcpy(product,obj.product);
 
    market_name = new char[strlen(obj.market_name)];
    strcpy(market_name,obj.market_name);
    
    price = obj.price;
    amount = obj.amount;
}
 
 
void Market::get_product_name(char *a) const
{
    a = new char[strlen(product)];
    strcpy(a,product);
}
 
int Market::get_product_amount() const
{
    return amount;
}
 
int Market::get_product_price() const
{
    return price;
}
Market::~Market()
{
    delete [] product;
    delete [] market_name;
}
void Market::print() const
{
    cout<<"Product name is ... "<<product<<endl;
    cout<<"Market name is ... "<<market_name<<endl;
    cout<<"Price ... "<<price<<endl;
    cout<<"Amount ... "<<amount<<endl;
}
 
Market::Market(char *p,char *mn,int pp,int a)
{
    product = new char[strlen(p)];
    strcpy(product,p);
 
    market_name = new char[strlen(mn)];
    strcpy(market_name,mn);
 
    price = pp;
    amount = a;
}