static void reversePrint ( Node head_ref ) {
  Node tail = head_ref ;
  while ( tail . next != null ) {
    tail = tail . next ;
  }
  while ( tail != head_ref ) {
    System . out . print ( tail . data + " " ) ;
    tail = tail . prev ;
  }
  System . out . println ( tail . data ) ;
}

static void reversePrint ( Node head_ref ) { Node tail = head_ref ; while ( tail . next != null ) { tail = tail . next ; } while ( tail != head_ref ) { System . out . print ( tail . data + " ▁ " ) ; tail = tail . prev ; } System . out . println ( tail . data ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (identifier))) (while_statement condition: (parenthesized_expression (binary_expression left: (field_access object: (identifier) field: (identifier)) right: (null_literal))) body: (block (expression_statement (assignment_expression left: (identifier) right: (field_access object: (identifier) field: (identifier)))))) (while_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (field_access object: (identifier) field: (identifier)) right: (string_literal))))) (expression_statement (assignment_expression left: (identifier) right: (field_access object: (identifier) field: (identifier)))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))))