template <class T>
void foo(size_t n, const T& value)
{
    T* buffer = reinterpret_cast<T*>(new char[n * sizeof(T)]);
    for (int i = 0; i < n; i++) {
        buffer[i] = value;
        std::cout << buffer[i] << std::endl;
    }
    std::cout << "success" << std::endl;
}