<?hh
// Copyright 2004-present Facebook. All Rights Reserved.

function main() {
  var_dump(array_reverse([vec[1], vec[2], vec[3], vec[4]]));
  var_dump(array_reverse([dict[1 => 'a'], dict[2 => 'b'], dict[3 => 'c']]));
  var_dump(array_reverse([keyset['a'], keyset['b'], keyset['c']]));
}
main();
