private static String solve ( Scanner scanner ) {
  int N = Integer . parseInt ( scanner . nextLine ( ) ) ;
  String [ ] nums = scanner . nextLine ( ) . split ( " " ) ;
  LinkedList < String > result = new LinkedList < > ( ) ;
  for ( int i = 0 ;
  i < N ;
  i ++ ) {
    if ( i % 2 == 1 ) {
      result . addLast ( nums [ i ] ) ;
    }
    else {
      result . addFirst ( nums [ i ] ) ;
    }
  }
  if ( N % 2 == 0 ) {
    Collections . reverse ( result ) ;
  }
  return result . stream ( ) . collect ( Collectors . joining ( " " ) ) ;
}

private static String solve ( Scanner scanner ) { int N = Integer . parseInt ( scanner . nextLine ( ) ) ; String [ ] nums = scanner . nextLine ( ) . split ( " ▁ " ) ; LinkedList < String > result = new LinkedList < > ( ) ; for ( int i = 0 ; i < N ; i ++ ) { if ( i % 2 == 1 ) { result . addLast ( nums [ i ] ) ; } else { result . addFirst ( nums [ i ] ) ; } } if ( N % 2 == 0 ) { Collections . reverse ( result ) ; } return result . stream ( ) . collect ( Collectors . joining ( " ▁ " ) ) ; }
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