std::ranges::CommonRange
 Defined in header <ranges>  |  ||
|---|---|---|
 template<class T> concept CommonRange = Range<T> && Same<iterator_t<T>, sentinel_t<T>>;  |  
The CommonRange concept is a refinement of Range for which ranges::begin and ranges::end return the same type (e.g. all standard library containers).
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    http://en.cppreference.com/w/cpp/ranges/CommonRange