Why do you need a container std: map? What's he going through with his map?
Why is there a container map if there hash_map, which is faster? Like std: map better than std:unordered_map'a?
courtlanda last edited by
There is no " better " or " worse " of the container.
std::mapkeeps the data in a key-corrected form, unlike
std::unordered_map♪ If you need this property, you need it.
std::map♪ If not, enough and
(as a result of adhesion, for example,
std::mapis a function. http://en.cppreference.com/w/cpp/container/map/lower_bound who's not in