RW21

// ==UserScript==
// @name         Brave search arrow navigation
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Navigate in Brave search using arrow or vim keys.
// @author       rw21
// @match        https://search.brave.com/search?*
// @icon         https://cdn.search.brave.com/serp/v1/static/brand/7aad80c1b58c70bab482ce1e3c4e332fba2eab52180bfca5b012b571a31d2696-brave-logo-small.svg
// @grant        none
// ==/UserScript==

RW21

test

RW21

                     
(define (evens-only*&co l col)
  (cond
    [(null? l) (col '() 1 0)]
    [(atom? (car l)) (cond
                       [(even? (car l)) (evens-only*&co (cdr l)
                                                        (lambda (newl p s)
                                                          (col (cons (car l) newl)
                                                               (* (car l) p)
                                                               s)))]