#include<iostream>
#include<string.h>

using namespace std;

class instrument{
        char *nume;
        float pret;
    public:
        instrument(const char*nume, const float pret){
            this->pret=pret;
            this->nume =new char[strlen(nume)];
            strcpy(this->nume,nume);
        }
        instrument(const instrument &x){
            pret=x.pret;
            nume=new char[strlen(x.nume)];
            strcpy(nume,x.nume);
        }
        instrument & operator =(const instrument &x){
            delete[] nume;
            pret=x.pret;
            nume=new char[strlen(x.nume)];
            strcpy(nume,x.nume);

        }
        virtual void tip(){
            cout<<"instrument"<<endl;
        }

        friend ostream & operator <<(ostream & cout, instrument & x){
        cout<<"pret: "<< x.pret <<" nume: "<< x.nume<<endl;
        return cout;

    }

        ~ instrument(){
            delete[]nume;
        }

    };
    class acordeon:public instrument{
        int nr_clape;
       public:
        acordeon(const char*nume, const float pret, const int nr_clape):instrument(nume,pret){
        this->nr_clape=nr_clape;
    }
    acordeon(acordeon &x):instrument(x){
        this->nr_clape=nr_clape;
    }
    acordeon & operator =(const acordeon &x){
        nr_clape=x.nr_clape;
        instrument::operator=(x);
    }
    void tip(){
        cout<<"acordeon"<<endl;
    }
    friend ostream & operator <<(ostream &cout,acordeon & x){
        cout<<(instrument&)x;
        cout<<"nr.clape: "<<x.nr_clape<<endl;
    }



    };


    int main(){
        instrument *i=new instrument("chitara",12394);
        cout<<*i<<endl;
        i->tip();
        acordeon *a=new acordeon ("sony",2345,21);
        cout<<*a<<endl;
        a->tip();
        i=a;
        i->tip();

        system("pause");
        return 0;
    }