public static void answer ( String number ) {
  System . out . println ( "! " + number ) ;
}

public static void answer ( String number ) { System . out . println ( " ! ▁ " + number ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier))) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (string_literal) right: (identifier)))))))