print "Ambiguous users:\n" . implode("\n", $ambiguous) . "\n\n";
print "Users to remove (louk out for ambiguous users before!):\n" . implode("\n", $to_remove) . "\n";
print "Ambiguous users:\n" . implode("\n", $ambiguous) . "\n\n";
print "Users to remove (louk out for ambiguous users before!):\n" . implode("\n", $to_remove) . "\n";