public static void main ( String [ ] args ) {
  FastScanner sc = new FastScanner ( ) ;
  PrintWriter pw = new PrintWriter ( System . out ) ;
  int n = sc . nextInt ( ) ;
  if ( pow10 ( n ) ) pw . println ( 10 ) ;
  else pw . println ( digSum ( n ) ) ;
  pw . close ( ) ;
}

public static void main ( String [ ] args ) { FastScanner sc = new FastScanner ( ) ; PrintWriter pw = new PrintWriter ( System . out ) ; int n = sc . nextInt ( ) ; if ( pow10 ( n ) ) pw . println ( 10 ) ; else pw . println ( digSum ( n ) ) ; pw . close ( ) ; }
(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: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (if_statement condition: (parenthesized_expression (method_invocation name: (identifier) arguments: (argument_list (identifier)))) consequence: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal)))) alternative: (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (method_invocation name: (identifier) arguments: (argument_list (identifier))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))