task printing and getting size

        this->pivotIdx = pivotIdx;

    }

    __cuda_callable__

    int getSize() const

    {

        return end - begin;

    }

    TASK() = default;

};

std::ostream& operator<<(std::ostream & out, const TASK & task)

{

    out << "[ ";

    out << task.partitionBegin << " - " << task.partitionEnd;

    out << " | " << "depth: " << task.depth;

    out << " | " << "pivotIdx: " << task.pivotIdx;

    return out << " ] ";

}

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