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→namespace'ы, using declaration, using directive, namespace aliases
Namespaces allow to group entities like classes, objects and functions under a name. This way the global scope can be divided in "sub-scopes", each one with its own name.
=== namespace'ы, using declaration, ====== using directive, === using namespace std;Делает все объекты из std доступными в текущем scope=== namespace aliases ===We can declare alternate names for existing namespaces according to the following format: namespace new_name = current_name;
=== перегрузка операторов, ADL ===
=== зачем нужны шаблоны ===
