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  1. #include <iostream>
  2. #include <map>
  3. #include <vector>
  4. #include <string>
  5.  
  6. int main() {
  7.     typedef std::vector< std::string > strings_t;
  8.     typedef std::multimap<int, strings_t > map_t;
  9.     map_t m;
  10.  
  11.     {
  12.         strings_t v;
  13.         v.push_back( "one" ); v.push_back( "two" ); v.push_back( "three" );
  14.         m.insert( std::make_pair( 1, v ) );
  15.     }
  16.     {
  17.         strings_t v;
  18.         v.push_back( "ten" ); v.push_back( "twenty" ); v.push_back( "thirty" );
  19.         m.insert( std::make_pair( 10, v ) );
  20.     }
  21.     {
  22.         strings_t v;
  23.         v.push_back( "foutry" ); v.push_back( "two" );
  24.         m.insert( std::make_pair( 42, v ) );
  25.     }
  26.  
  27.     for ( map_t::const_iterator i = m.begin(), e = m.end(); i != e; ++i ) {
  28.         std::cout << i->first << " : " << std::endl;
  29.         for ( strings_t::const_iterator i_v = i->second.begin(), e_v = i->second.end(); i_v != e_v; ++i_v ) {
  30.             std::cout << (*i_v) << std::endl;
  31.         }
  32.     }
  33. }
Success #stdin #stdout 0s 2868KB
comments (?)
stdin
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Standard input is empty
stdout
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1 : 
one
two
three
10 : 
ten
twenty
thirty
42 : 
foutry
two
https://ideone.com/S80nLj
language:
C++ 4.3.2 (gcc-4.3.2)
created:
12 years ago
visibility:
secret

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