#include<iostream>
#include<string.h>
#include<list>
#include<iterator>
using namespace std;

typedef struct
{
    int lungime, latime;
} dimensiune;

void citire_struct(dimensiune &dim)
{
    cout << "Lungime: ";
    cin >> dim.lungime;
    cout << "Latime: ";
    cin >> dim.latime;
}

void afisare_struct(dimensiune dim)
{
    cout << "Lungime: " << dim.lungime << endl;
    cout << "Latime: " << dim.latime << endl;
}

class electrocasnic
{
    dimensiune dim;
    int pret;
public:
    class eroare{};

    electrocasnic()
    {}
    electrocasnic(dimensiune dim, int pret)
    {
        this->dim = dim;
        this->pret=pret;
    }
    virtual void afisare()
    {
        afisare_struct(dim);
        cout << "Pret: " << pret << endl;
    }
    int returnare()
    {
        return this->pret;
    }
    friend istream& operator>>(istream& intrare, electrocasnic& p);
    friend void adaugare(list<electrocasnic*>& lista_el, int nr);
    friend void suma_lista(list<electrocasnic*>lista_el);
};

class televizor:public electrocasnic
{
    string marca;
    int nr;
public:
    televizor()
    {}
    televizor(dimensiune dim, int pret, string marca,int nr):electrocasnic(dim,pret)
    {
        this->marca = marca;
        this->nr = 1;
    }
    void afisare()
    {
        electrocasnic::afisare();
        cout << "Marca: " << marca << endl;
    }
    int returnare2()
    {
        return electrocasnic::returnare();
    }
};

class telefon :public electrocasnic
{
    int nr, camera;
    string model;
public:
    telefon(dimensiune dim, int pret, int camera, string model, int nr) :electrocasnic(dim, pret)
    {
        this->camera = camera;
        this->model = model;
        this->nr = 2;
    }
    void afisare()
    {
        electrocasnic::afisare();
        cout << "Model: " << model << endl;
        cout << "Camera: " << camera << endl;
    }
};

istream& operator>>(istream& intrare, electrocasnic& p)
{
    dimensiune dim;
    int pret;
    citire_struct(dim);
    try{
        cout << "Pret: ";
        cin >> pret;
        if (pret < 0)
            throw electrocasnic::eroare();
    }
    catch (electrocasnic::eroare)
    {
        do {
            cout << "Pret mai mic ca zero!" << endl;
            cout << "Pret: ";
            cin >> pret;
        } while (pret < 0);
    }
    p = electrocasnic(dim, pret);
    return intrare;
}

void adaugare(list<electrocasnic*>& lista_el,int nr)
{
    auto co = new electrocasnic();
    electrocasnic p;
    string marca, model;
    int camera;
    dimensiune dim;
    cin >> p;
    if (nr == 1)
    {
        cout << "Marca: ";
        cin >> marca;
        auto a = new televizor(p.dim, p.pret, marca, nr);
        co = a;
        lista_el.push_back(co);
    }
    else
    {
        cout << "Model: ";
        cin >> model;
        cout << "Camera: ";
        cin >> camera;
        auto a = new telefon(p.dim, p.pret, camera, model, nr);
        co = a;
        lista_el.push_back(co);
    }
    lista_el.sort();
}

template <typename T>
T suma(int x, int y)
{
    int s;
    s = x + y;
    return s;
}

void suma_lista(list<electrocasnic*>lista_el)
{
    auto co = new electrocasnic();
    for (auto i = lista_el.begin(); i != lista_el.end(); i++)
    {
        co = *i;
        auto sumc = suma<int>(co->dim.latime, co->dim.lungime);
        cout << sumc << endl;
    }
}

void afisare(list<electrocasnic*>lista_tel)
{
    for (auto i = lista_tel.begin(); i != lista_tel.end(); i++)
    {
        cout << endl;
        (*i)->afisare();
        //lista_tel.remove(*i);
    }
}

void stergere(list<electrocasnic*>& lista_el, int pret_caut)
{
    for (auto i = lista_el.begin(); i != lista_el.end(); i++)
    {
        if ((*i)->returnare() == pret_caut)
        {
            auto co = (*i);
            i++;
            lista_el.remove(co);
        }
    }
    afisare(lista_el);
}

int main()
{
    list<electrocasnic*>lista_el;
    int opt,pret_caut;
    do {
        cout << "0.Iesire" << endl;
        cout << "1.Adaugare" << endl;
        cout << "2.Afisare" << endl;
        cout << "opt= ";
        cin >> opt;
        switch (opt)
        {
        case 0:
            exit(0);
            break;
        case 1:
            cout << "1.Televizor" << endl;
            cout << "2.Telefon" << endl;
            cout << "opt= ";
            cin >> opt;
            adaugare(lista_el,opt);
            break;
        case 2:
            afisare(lista_el);
            break;
        case 3:
            cout << "Dati pretul cautat: ";
            cin >> pret_caut;
            stergere(lista_el,pret_caut);
            break;
        case 4:
            suma_lista(lista_el);
            break;
        default:
            break;
        }
    } while (1);
}