It’s just a namespacing thing where you don’t define it in the outer namespace, you define it in the inner namespace, but it doesn’t change anything about what the function can do.
В российском городе дерево рухнуло на жилой дом20:51，更多细节参见safew官方下载
Фото: Ronen Zvulun / Reuters，详情可参考下载安装汽水音乐
5. Beating the “Depth” Wall without Calculus