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#include 
using namespace std;

#include 
#include 
#include 

int main()
{
   int tab[ 10 ] = { 1, 2, 3, 4, 4, 6, 6, 6, 6, 8 };
   vector< int > v( tab, tab + 10 );
   ostream_iterator< int > output( cout, " " );

   vector< int >::iterator first=v.begin();
   vector< int >::iterator last=v.end();

   pair::iterator, vector< int >::iterator>
	   pi=equal_range(first, last, 6);

   vector< int >::iterator lb=pi.first;
   vector< int >::iterator ub=pi.second;

   cout <<"La première position d'insertion de 6 est entre "
	    << *( lb - 1 ) <<" et "
		<<*lb <