#ifndef SINGLETON_H
#define SINGLETON_H

template <typename T>
class Singleton {
public:
    static T& GetInstance() {
        static T instance;
        return instance;
    }
    Singleton(const Singleton&) = delete;
    Singleton& operator=(const Singleton&) = delete;

protected:
    Singleton() {}
    ~Singleton() {}
};

#endif