Poo Version number 165468413

main.cpp

#include <iostream>

using namespace std;


class Vector
{
    int nr_elem;
    int *v;
public:
    friend class Vectori_de_vectori;
    Vector();
    Vector(int, int);
    Vector(int nr);
    Vector(const Vector&);
    ~Vector();
    void afisare();
    void actualizare(int, int);
    void operator=(const Vector);
    friend istream& operator>> (istream&, Vector&);
    friend ostream& operator<< (ostream&, Vector&);

};

class Vectori_de_vectori
{
    int dim;
    Vector *V;
public:
    friend class altaclasa;
    Vectori_de_vectori(int x=0, int d=0);
    ~Vectori_de_vectori();
    Vectori_de_vectori(const Vectori_de_vectori&);
    friend istream& operator>>(istream&, Vectori_de_vectori&);
    friend ostream& operator<<(ostream&, Vectori_de_vectori&);
    void citire();
    void afisare();
    int** operator+(Vectori_de_vectori&);
    void dezaloca_v(int,Vectori_de_vectori& );
    int maxim_vectori();
    int** creez_matrice();
    int get_dim();
};


int** Vectori_de_vectori:: operator+(Vectori_de_vectori& a )
{
    int i, nr_ln, nr_cl,j;
    int** A;
    int** B;
    A=a.creez_matrice();
    B=this->creez_matrice();
    int **C;
    nr_ln=max(a.dim,dim);
    nr_cl=max(a.maxim_vectori(),this->maxim_vectori());
    C=new int* [nr_ln];
    for(i=0;i<nr_ln;i++)
      {
        C[i]=new int[nr_cl];
        for(j=0;j<nr_cl;j++) C[i][j]=0;
      }
    for(i=0;i<dim;i++)
        for(j=0;j<this->maxim_vectori();j++) C[i][j]=B[i][j];
    for(i=0;i<a.dim;i++)
        for(j=0;j<a.maxim_vectori();j++) C[i][j]=C[i][j]+A[i][j];
    return C;

}

int Vectori_de_vectori::get_dim()
{
    return dim;
}
int** Vectori_de_vectori::creez_matrice()
{
    int i,j,nr_coloane;
    nr_coloane=maxim_vectori();
    int **A;
    A=new int* [dim];
    for(i=0;i<dim;i++)
    {
        A[i]=new int[nr_coloane];
        for(j=0;j<nr_coloane;j++) A[i][j]=0;
    }
    for(i=0;i<dim;i++)
        for(j=0;j<this->V[i].nr_elem;j++) A[i][j]=V[i].v[j];
    return A;
}

int Vectori_de_vectori::maxim_vectori()
{
    int max=0,i,j;
    for(i=0;i<dim;i++)
        if(max<this->V[i].nr_elem) max=this->V[i].nr_elem;
    return max;

}

ostream& operator<<(ostream& out, Vectori_de_vectori& b)
{
    int i;
    for(i=0;i<b.dim;i++)
        cout<<b.V[i];
    return out;
}

void Vectori_de_vectori::dezaloca_v(int i, Vectori_de_vectori& a)
{
    delete a.V[i].v;
}

istream& operator>>(istream& in, Vectori_de_vectori& a)
{
    for(int i=0;i<a.dim;i++)
    a.dezaloca_v(i,a);
    cout<<"Numarul de vectori este ";
    in>>a.dim;
    int i;

    for(i=0;i<a.dim;i++)
        cin>>a.V[i];

    return in;
}

Vectori_de_vectori::Vectori_de_vectori(const Vectori_de_vectori& b)
{
    int i;
    dim=b.dim;
    V=new Vector [dim];
    for(i=0;i<dim;i++)
        V[i]=b.V[i];
}

void Vectori_de_vectori::afisare()
{
    int i;
    for(i=0;i<dim;i++)
        cout<<V[i];
}

void Vectori_de_vectori::citire()
{
   cout<<"Numarul de vectori ";
    cin>>dim;
    int i;
    for(i=0;i<this->dim;i++)
        cin>>V[i];
}

Vectori_de_vectori::~Vectori_de_vectori()
{
    for(int i=0;i<this->dim;i++)
        V[i].~Vector();
    delete V;

}

Vector::Vector()
{
    nr_elem=0;
    v=NULL;
}

Vectori_de_vectori::Vectori_de_vectori(int x, int d)
{
    dim=d;
    V=new Vector[dim];

    for(int i=0;i<dim;i++)
    {   delete[] V[i].v;
        cout<<"Nr_elem= ";
        cin>>V[i].nr_elem;
        V[i].v=new int [V[i].nr_elem];
        for(int j=0;j<V[i].nr_elem;j++)
           V[i].v[j]=x;
           }
}

ostream& operator<<(ostream& out, Vector&a)
{
    int i;
    for(int i=0;i<a.nr_elem;i++)
        out<<a.v[i]<<" ";
    out<<endl;
    return out;
}

istream& operator>>(istream& in, Vector& a)
{
    int nr;
    cout<<"Numarul de coloane este ";
    in>>nr;
    delete[] a.v;
    a.nr_elem=nr;
    a.v=new int [a.nr_elem];
    for(int i=0;i<a.nr_elem;i++)
      {  cout<<"Elementul este: "; in>>a.v[i];}

    return in;
}

void Vector::afisare()
{
    int i;
    for(i=0;i<nr_elem;i++) cout<<v[i]<<" ";
}

void Vector::actualizare(int x, int nr)
{
    delete[] v;
    nr_elem=nr;
    v=new int [nr];
    int i;
    for(i=0;i<nr;i++)
        v[i]=x;
}

void Vector::operator=(const Vector a)
{
    delete[] v;
    this->nr_elem=a.nr_elem;
    v=new int [nr_elem];
    int i;
    for(i=0;i<nr_elem;i++) v[i]=a.v[i];
}

Vector::~Vector()
{
    delete[] v;
    nr_elem=0;
}

Vector::Vector(int nr)
{
    nr_elem=nr;
    v=new int[this->nr_elem];
}

Vector::Vector(const Vector& cop)
{
    v=new int[cop.nr_elem];
    nr_elem=cop.nr_elem;
    int i;
    for(i=0;i<nr_elem;i++)
        v[i]=cop.v[i];
}

Vector::Vector(int x,int nr)
{
    this->nr_elem=nr;
    v=new int[nr];
    for(int i=0;i<nr;i++)
    v[i]=x;
}

int main()
{  /*
    Vectori_de_vectori a(2,1);
    int **C;
    cin>>a;
    Vectori_de_vectori b(3,5);
    cout<<a;
    cout<<endl;
    cout<<b;
    cout<<endl;
    C=a+b;
    for(int i=0;i<max(a.get_dim(),b.get_dim());i++)
    {
        for(int j=0;j<max(a.maxim_vectori(),b.maxim_vectori());j++)
            cout<<C[i][j]<<" ";
        cout<<endl;
    }
     for(int i=0;i<a.get_dim();i++)
        delete[] C[i];
     delete[] C;
   */
     Vectori_de_vectori *k;
     int nr_ob;
     cout<<"Numarul de obiecte este ";
     cin>>nr_ob;
     k=new Vectori_de_vectori [nr_ob];
     for(int i=0;i<nr_ob;i++)
        cin>>k[i];
      for(int i=0;i<nr_ob;i++)
        cout<<k[i];

    return 0;
}