public static void main ( String [ ] args ) {
  out . println ( nextInt ( ) - 1 ) ;
}

public static void main ( String [ ] args ) { out . println ( nextInt ( ) - 1 ) ; }
(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 (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal)))))))