lab-8_var-9

#include <iostream>
#include <string>
using namespace std;
class item{
public:
	virtual void show() = 0;
};
class product: public item{
	string name;
	int cost;
public:
	product(string name, int cost){
		this->name = name;
		this->cost = cost;
	}
protected:
	void show()override{
		cout << "Товар: " << name << " , цена: " << cost << endl;;
	}
};
class milk_product:public item{
	string name;
	int cost;
public:
	milk_product(string name, int cost){
		this->name = name;
		this->cost = cost;
	}
protected:
	void show()override{
		cout << "Товар: " << name << " , цена: " << cost << endl;
	}
};
class toy:public item{
	string name;
	int cost;
public:
	toy(string name, int cost){
		this->name = name;
		this->cost = cost;
	}
protected:
	void show()override{
		cout << "Товар: " << name << " , цена: " << cost << endl;
	}
};
int main(){
	string a1,b1,c1;
	cout << "Введите игрушку: ";
	getline(cin,a1);
	cout << "Введите продукт: ";
	getline(cin,b1);
	cout << "Введите молочный продукт: ";
	getline(cin,c1);
	cout << "===============================" << endl;
	item *begin[3];
	toy a(a1,3000);
	milk_product b(b1, 200);
	product c(c1, 40);
	begin[0] = &a;
	begin[1] = &b;
	begin[2] = &c;
	for(int i=0;i<3;i++){
		begin[i]->show();
	}
	return 0;
}