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  1. #include <iostream>
  2. #include <map>
  3. #include <string>
  4. #include <utility>
  5.  
  6. int main() {
  7.  
  8. 	std::multimap<int, std::string> mm;
  9.  
  10. 	mm.insert( std::make_pair(42, "message") );
  11. 	mm.insert( std::make_pair(100500, "hello") );
  12. 	mm.insert( std::make_pair(42, "string") );
  13.  
  14. 	for( const auto& e : mm )
  15. 	{
  16. 		std::cout << "key:" << e.first << " value:" << e.second << std::endl;
  17. 	}
  18.  
  19. 	mm.erase( 42 );
  20.  
  21. 	for( const auto& e : mm )
  22. 	{
  23. 		std::cout << "key:" << e.first << " value:" << e.second << std::endl;
  24. 	}
  25.  
  26. 	return 0;
  27. }
Success #stdin #stdout 0s 3476KB
comments (?)
stdin
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Standard input is empty
stdout
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key:42 value:message
key:42 value:string
key:100500 value:hello
key:100500 value:hello
https://ideone.com/pSMdKc
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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