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

void print_sqr (int a_)
{
  cout << a_ * a_ << " ";
}

int main ()
{
  vector <int> v1 (10);
  for (int i = 0; i < v1.size (); i++)
    v1[i] = i;
  for_each (v1.begin (), v1.end (), print_sqr);
  cout << endl;
  return 0;
}
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