How efficient is the find() function on the std::map class? Does it iterate through all the elements looking for the key such that it's O(n), or is it in a balanced tree, or does it use a hash function or what?
See Question&Answers more detail:osHow efficient is the find() function on the std::map class? Does it iterate through all the elements looking for the key such that it's O(n), or is it in a balanced tree, or does it use a hash function or what?
See Question&Answers more detail:os