#include <iostream>
using namespace std;
struct eksponat{
    char name[30];
    int day;
    int price;
};
class Museum{
public:
    int n;
    eksponat *mas;
    Museum(eksponat *a,int size)
    {
        mas=a;
        n=size;
    }
    void Print()
    {
        int i;
        for (i=0;i<n;i++)
        {
            cout<<"Name: "<<mas[i].name<<endl;
            cout<<"Kol-vo day: "<<mas[i].day<<endl;
            cout<<"Stoimost: "<<mas[i].price<<endl<<endl;

        }
    }
    void Pay(){
        int i,k=0;
        for (i=0;i<n;i++)
        {
            k+=mas[i].day*mas[i].price;
        }
        cout<<"Stoimost ekspozicii:"<<k<<endl;

    }
    ~Museum()
    {
        delete[] mas;
    };
};

int main() {
    eksponat *c;
    Museum *A;
    int klv;
    cout<<"Kolvo eksponatov:"<<endl;
    cin>>klv;
    c=new eksponat[klv];
    for (int i=0;i<klv;i++)
    {
        cout<<"Name: "<<endl;
        cin>>c[i].name;
        cout<<"Kol-vo day: "<<endl;
        cin>>c[i].day;
        cout<<"Stoimost: "<<endl;
        cin>>c[i].price;
    }
    A=new Museum(c,klv);
    A->Print();
    A->Pay();
    delete A;
}