#include <iostream>
 
#include <set>
 
#include <vector>
 
using namespace std;
 
int
main ()
{
 
  int mynumbers[] = { 8, 9, 7, 6, 4, 1 };
 
  vector < int >v (mynumbers, mynumbers + 6);
 
  set < int >s1 (v.begin (), v.end ());
 
  s1.erase (s1.lower_bound (4), s1.upper_bound (9));    // LINE I
 
  s1.insert (10);        //LINE II
 
  s1.insert (v.begin (), v.end ());
 
  for (set < int >::iterator i = s1.begin (); i != s1.end (); i++)
 
    cout << *i << ", ";
 
  return 0;
 
}
 

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