static void runFile ( ) throws Exception {
  sc = new Scanner ( new FileReader ( "input.txt" ) ) ;
  pw = new PrintWriter ( new BufferedWriter ( new FileWriter ( "output.txt" ) ) ) ;
}

static void runFile ( ) throws Exception { sc = new Scanner ( new FileReader ( " input . txt " ) ) ; pw = new PrintWriter ( new BufferedWriter ( new FileWriter ( " output . txt " ) ) ) ; }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters) (throws (type_identifier)) body: (block (expression_statement (assignment_expression left: (identifier) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (object_creation_expression type: (type_identifier) arguments: (argument_list (string_literal))))))) (expression_statement (assignment_expression left: (identifier) right: (object_creation_expression type: (type_identifier) arguments: (argument_list (object_creation_expression type: (type_identifier) arguments: (argument_list (object_creation_expression type: (type_identifier) arguments: (argument_list (string_literal)))))))))))