public static void main ( String [ ] args ) {
  FastScanner in = new FastScanner ( ) ;
  OutputStream outputStream = System . out ;
  PrintWriter out = new PrintWriter ( outputStream ) ;
  int N = in . ni ( ) ;
  List < Integer > list = new ArrayList < > ( ) ;
  for ( int sum = 100 ;
  sum > 0 ;
  sum -- ) {
    if ( sumOfDigits ( N - sum ) == sum ) {
      list . add ( N - sum ) ;
    }
  }
  System . out . println ( list . size ( ) ) ;
  for ( Integer value : list ) {
    System . out . println ( value ) ;
  }
}

public static void main ( String [ ] args ) { FastScanner in = new FastScanner ( ) ; OutputStream outputStream = System . out ; PrintWriter out = new PrintWriter ( outputStream ) ; int N = in . ni ( ) ; List < Integer > list = new ArrayList < > ( ) ; for ( int sum = 100 ; sum > 0 ; sum -- ) { if ( sumOfDigits ( N - sum ) == sum ) { list . add ( N - sum ) ; } } System . out . println ( list . size ( ) ) ; for ( Integer value : list ) { System . out . println ( value ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (field_access object: (identifier) field: (identifier)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (identifier))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (generic_type (type_identifier) (type_arguments (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments)) arguments: (argument_list)))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (decimal_integer_literal)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (identifier)))) right: (identifier))) consequence: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (identifier) right: (identifier))))))))) (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (method_invocation object: (identifier) name: (identifier) arguments: (argument_list))))) (enhanced_for_statement type: (type_identifier) name: (identifier) value: (identifier) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (identifier))))))))