lst-0102-godb.cpp
//#(compile) c++; compiler:g132; options:-O3 -std=c++23; libs:-
// https://godbolt.org/z/dj68ej97r
using namespace std::literals; // for ""s
multimap<int,string> numlang{};
numlang.insert( std::make_pair(7, "seven"s) );
numlang.insert( std::pair<int,string>(7, "sieben"s) );
numlang.emplace( 7, "yedi"s );
cout <<= numlang; // Output: 7:seven 7:sieben 7:yedi