#include <stl.h>
#include <iostream.h>
#include <string.h>

char chars[] = "aabbccddggghhklllmqqqqssyyzz";

int main ()
{
  const unsigned count = sizeof (chars) - 1;
  ostream_iterator<char> iter (cout);
  cout << "Within the collection:\n\t";
  copy (chars, chars + count, iter);
  pair <char*, char*> range;
  range = equal_range (chars, chars + count, 'q', less<char>());
  cout
    << "\nq can be inserted from before index "
    << (range.first - chars)
    << " to before index "
    << (range.second - chars)
    << endl;
  return 0;
}