Function random

tests/BS_thread_pool_test.cpp:555–561

 */
template <typename T>
T random(const T min, const T max)
{
    static std::random_device rand_device;
    static std::mt19937_64 twister(rand_device());
    std::uniform_int_distribution<T> dist(min, max);
    return dist(twister);
}

/**
 * @brief Obtain an ordered pair of two distinct random numbers in a specified range.