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

int array [4] = { 4, 9, 7, 1 };

int main ()
{
  sort (array, array + 4, binary_negate<greater<int> > (greater<int> ()));
  for (int i = 0; i < 4; i++)
    cout << array[i] << endl;
  return 0;
}