allow the set blockSize during init calc

    template <typename Function>

    void sort(const Function &Cmp);

    int getSetsNeeded() const;

    int getSetsNeeded(int elemPerBlock) const;

    int getElemPerBlock() const;

    /**

    return;

}

int QUICKSORT::getSetsNeeded() const

int QUICKSORT::getSetsNeeded(int elemPerBlock) const

{

    auto view = iteration % 2 == 0 ? cuda_tasks.getConstView() : cuda_newTasks.getConstView();

    auto fetch = [=] __cuda_callable__(int i) {

        auto &task = view[i];

        int size = task.partitionEnd - task.partitionBegin;

        return size / minElemPerBlock + (size % minElemPerBlock != 0);

        return size / elemPerBlock + (size % elemPerBlock != 0);

    };

    auto reduction = [] __cuda_callable__(int a, int b) { return a + b; };

    return Algorithms::Reduction<Devices::Cuda>::reduce(0, tasksAmount, fetch, reduction, 0);

int QUICKSORT::getElemPerBlock() const

{

    int setsNeeded = getSetsNeeded();

    int setsNeeded = getSetsNeeded(minElemPerBlock);

    if (setsNeeded <= maxBlocks)

        return minElemPerBlock;