C++ Tutorial/set multiset/multiset merge

merge and back_inserter

<source lang="cpp">#include <algorithm>

1. include <iostream>
2. include <set>
3. include <string>
4. include <vector>

using namespace std; template <class T> void print(T& c){

  for( typename T::iterator i = c.begin(); i != c.end(); i++ ){
     std::cout << *i << endl;
  }

} int main( ) {

  const int num_years = 5;
  const char* d[num_years] = { "A", "B","C", "D", "E" };
  const char* d2[num_years] = { "a", "b","c", "d", "e" };
  const char* d3[num_years] = { "1","2", "3",  "4", "5" };
  multiset<string> s1( d,d+num_years );
  multiset<string> s2( d2,d2+num_years );
  multiset<string> s3( d3,d3+num_years );
  print( s1 );
  print( s2 );
  print( s3 );
  vector<string> winner;
  merge( s1.begin(), s1.end(),s2.begin(), s2.end(), back_inserter( winner ) );

}</source>