dz pull for color singleton

[Latt3x]

dz pull for singleton
#include

#include

#include

class FavoriteColors {

private:

static FavoriteColors* instance;



std::vector<std::string> colors;



FavoriteColors() = default;

public:

FavoriteColors(const FavoriteColors&) = delete;

FavoriteColors& operator=(const FavoriteColors&) = delete;



static FavoriteColors* getInstance() {

    if (instance == nullptr) {

        instance = new FavoriteColors();

    }

    return instance;

}



void addColor(const std::string& color) {

    colors.push_back(color);

}

void displayColors() const {

    std::cout << "Favorite Colors: ";

    for (const auto& color : colors) {

        std::cout << color << " ";

    }

    std::cout << std::endl;

}

void clearColors() {

    colors.clear();

}

};

FavoriteColors* FavoriteColors::instance = nullptr;

int main() {

FavoriteColors* colors1 = FavoriteColors::getInstance();

colors1->addColor("Red");

colors1->addColor("Blue");



FavoriteColors* colors2 = FavoriteColors::getInstance();

colors2->addColor("Green");

colors2->displayColors();

return 0;

}