class Hesap{
protected:
    double id;
    string name;
    string password;
public:
    Hesap(string name1,string password1)
    {
        double randomId;
        srand (time(NULL));
        randomId=rand() % 1000;

        id=randomId;
        name=name1;
        password=password1;
    }

    string getName(){
        return name;
    }
    string getPassword(){
        return password;
    }
    double getId(){
        return id;
    }

    string setName(string name2){
        name=name2;
    }

    string setPw(string password2){
        password=password2;
    }

    virtual void setHesapBakiye(int bakiye1){
    }

class Akbil: public Hesap{
private:

static double bakiye;

public:
    Akbil(string name,string password)
    :Hesap(name,password)
    {

    }

    void setHesapBakiye(int bakiye1){

        cout<<"Akbile yatirmak istediginiz miktar nedir?:"<<endl;
        cin>>bakiye1;

        bakiye+=bakiye1;
    }


    int getAkbilInfo(){

        cout<<"Hesap Id'niz:"<<id<<"    Isminiz: "<<name<<" Bakiyeniz: "<<bakiye<<endl;

    }

class yemekKarti: public Hesap{
private:

static double bakiye;

public:
    yemekKarti(string name,string password)
    :Hesap( name, password)
    {

    }

    void setHesapBakiye(int bakiye1){

        cout<<"Akbile yatirmak istediginiz miktar nedir?:"<<endl;
        cin>>bakiye1;

        bakiye+=bakiye1;
    }

    int getYemekKartiInfo(){

        cout<<"Hesap Id'niz:"<<id<<"    Isminiz: "<<name<<" Bakiyeniz: "<<bakiye<<endl;

    }

int main(){
int whileCondition=-1;
string girisSecim;



vector<Hesap>  createAccObj;

void hesapOlustur(vector<Hesap>& newcreateAccObj){

    string name;
    string password;
    cout<<"-------------------"<<endl;
    cout<<"Enter your surname:"<<endl;
    cin>>name;
    cout<<"-------------------"<<endl;
    cout<<"Enter your password:"<<endl;

    cin>>password;

    Hesap newAcc(name,password);
    newcreateAccObj.push_back(newAcc);
    cout<<endl;

bool hesapLogin(vector<Hesap>& newcreateAccObj){




bool k=false;
string name,password;
cout<<"-----------------------"<<endl;
cout<<"Please enter your surname: "<<endl;
cin>>name;
cout<<"-----------------------"<<endl;
cout<<"Please enter your password"<<endl;


unsigned int size=newcreateAccObj.size();

for(unsigned int i=0;i<size;i++){

        string checkpw=newcreateAccObj[i].getPassword();
        string checkname=newcreateAccObj[i].getName();


        if(checkname==name && checkpw==password ){
            k=true;
            return k;

        }

    }

    return k;

cout<<endl<<"Hangi hesabinizla devam etmek istersiniz?"<<endl;
            cout<<"1-Akbil      2-Yemek Karti"<<endl;
            cin>>secim;

                if(secim=="1"){
                    string akbilsecim;
                    system("CLS");
                    cout<<"------------------------------"<<endl;
                    cout<<"Akbil hesabiniza gecis yapildi."<<endl;

                    Akbil createAkbilObj(name,password);

                            cout<<"------------------------------"<<endl;
                            cout<<"Seciminiz nedir?"<<endl;
                            cout<<"1-Bakiye yukle  2-Bilgi Goruntuleme"<<endl;
                            cout<<"---------------------------------------"<<endl;
                            cin>>akbilsecim;

                        if(akbilsecim=="1"){
                            int miktar;
                            createAkbilObj.setHesapBakiye(miktar);

                            }


                        else if(akbilsecim=="2"){

                            createAkbilObj.getAkbilInfo(); //name= boş veriyor.

                        }

                        else{
                            cout<<"Hatali islem yaptiniz, geri yonlendiriliyorsunuz"<<endl;
                            goto akbilSecim;
                        }

Hesap Id'niz:4564(randomly) Isminiz:(nothing)   Bakiyeniz: 456(randomly)