3

#include <iostream>
#include <cstring>
#include  <iomanip>
using namespace std;

class StockRecord {
private:
    char id[12];
    char company[50];
    float purchasePrice;
    float currentPrice;
    int numberOfStock;
public:
    StockRecord(const char *_id = "",const  char *_company = "", float _purchasePrice = 0, int _numberOfStock = 0) {
        strcpy(id, _id);
        strcpy(company, _company);
        purchasePrice = _purchasePrice;
        numberOfStock = _numberOfStock;
    }
    ~StockRecord(){}
    StockRecord(const StockRecord &s) {
        strcpy(id, s.id);
        strcpy(company, s.company);
        purchasePrice = s.purchasePrice;
        currentPrice = s.currentPrice;
        numberOfStock = s.numberOfStock;
    }
    void setNewPrice(float p){currentPrice = p;}
    float value() const {return static_cast<float>(numberOfStock)*currentPrice;}
    float profit() const {return static_cast<float>(numberOfStock)*(currentPrice-purchasePrice);}
    friend ostream &operator<<(ostream &os, const StockRecord &st);

};

ostream &operator<<(ostream &os, const StockRecord &st) {
    os << st.company << " "
    << st.numberOfStock << " "
    << st.purchasePrice << " "
    << st.currentPrice << " "
    << st.profit() << endl;
    return os;
}

class Client {
    char fullName[60];
    int id;
    StockRecord *companies;
    int numberOfCompanies;
public:
    Client(const char *_fullName = "", int _id = 0, const StockRecord *_sr = nullptr, int _numberOfCompanies = 0) {
        strcpy(fullName, _fullName);
        id = _id;
        numberOfCompanies = _numberOfCompanies;
        if (numberOfCompanies > 0 and _sr != nullptr) {
            companies = new StockRecord[numberOfCompanies];
            for (int i = 0; i<numberOfCompanies; i++) {
                companies[i] = _sr[i];
            }
        }
        else
            companies = nullptr;
    }
    ~Client() {
        delete[] companies;
    }
    Client(const Client &c) {
        strcpy(fullName, c.fullName);
        id = c.id;
        numberOfCompanies = c.numberOfCompanies;
        if (numberOfCompanies > 0 and c.companies != nullptr) {
            companies = new StockRecord[numberOfCompanies];
            for (int i = 0; i<numberOfCompanies; i++) {
                companies[i] = c.companies[i];
            }
        }
        else
            companies = nullptr;
    }
    Client &operator+=(const StockRecord &s) {
        StockRecord *temp = new StockRecord[numberOfCompanies+1];
        for (int i = 0; i<numberOfCompanies; i++) {
            temp[i] = companies[i];
        }
        temp[numberOfCompanies] = s;
        delete[] companies;
        companies = temp;
        numberOfCompanies++;
        return *this;
    }
    float totalValue() const {
        float val = 0.0;
        for (int i = 0; i<numberOfCompanies; i++)
            val += companies[i].value();
        return val;
    }
    friend ostream &operator<<(ostream &os, const Client &c);
};
ostream &operator<<(ostream &os, const Client &c) {
    os << c.id << " " << c.totalValue()<<endl;
    for (int i = 0; i<c.numberOfCompanies; i++)
        os << c.companies[i];
    return os;
}

int main() {
    int test;
    cin >> test;

    if(test == 1){
        float price;
        cout << "=====TEST NA KLASATA StockRecord=====" << endl;
        StockRecord sr("1", "Microsoft", 60.0, 100);
        cout << "Konstruktor OK" << endl;
        cin >> price;
        sr.setNewPrice(price);
        cout << "SET metoda OK" << endl;
    }
    else if(test == 2){
        cout << "=====TEST NA METODITE I OPERATOR << OD KLASATA StockRecord=====" << endl;
        char id[12], company[50];
        float price, newPrice;
        int n, shares;
        cin >> n;
        for(int i = 0; i < n; ++i){
            cin >> id;
            cin >> company;
            cin >> price;
            cin >> newPrice;
            cin >> shares;
            StockRecord sr(id, company, price, shares);
            sr.setNewPrice(newPrice);
            cout << sr.value() << endl;
            cout << sr;
        }
    }
    else if(test == 3){
        cout << "=====TEST NA KLASATA Client=====" << endl;
        char companyID[12], companyName[50], clientName[50];
        int clientID, n, shares;
        float oldPrice, newPrice;
        bool flag = true;
        cin >> clientName;
        cin >> clientID;
        cin >> n;
        Client c(clientName, clientID);
        cout << "Konstruktor OK" << endl;
        for(int i = 0; i < n; ++i){
            cin >> companyID;
            cin >> companyName;
            cin >> oldPrice;
            cin >> newPrice;
            cin >> shares;
            StockRecord sr(companyID, companyName, oldPrice, shares);
            sr.setNewPrice(newPrice);
            c += sr;
            if(flag){
                cout << "Operator += OK" << endl;
                flag = false;
            }
        }
        cout << c;
        cout << "Operator << OK" << endl;
    }
    return 0;
}