template< class Key, class T, class Compare, class Alloc >
bool operator==( const multimap<Key,T,Compare,Alloc>& lhs,
const multimap<Key,T,Compare,Alloc>& rhs ); (1) template< class Key, class T, class Compare, class Alloc >
bool operator!=( const multimap<Key,T,Compare,Alloc>& lhs,
const multimap<Key,T,Compare,Alloc>& rhs ); (2) template< class Key, class T, class Compare, class Alloc >
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