public static void printf ( String format , Object ... args ) {
  pw . printf ( format , args ) ;
  pw . flush ( ) ;
}

public static void printf ( String format , Object ... args ) { pw . printf ( format , args ) ; pw . flush ( ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier)) (spread_parameter (type_identifier) (variable_declarator name: (identifier)))) body: (block (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier) (identifier)))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))