count
Syntax:
#include <set> size_type count( const key_type& key );
The function count() returns the number of occurrences of key in the multiset. count() should run in logarithmic time.
Syntax:
#include <set> size_type count( const key_type& key );
The function count() returns the number of occurrences of key in the multiset. count() should run in logarithmic time.