function* t(r) {
  for (; ; )
    yield r[Math.floor(Math.random() * r.length)];
}
function a(r = 4, n = t("qwertyuiopasdfghjklzxcvbnm".split(""))) {
  return Array.from({ length: r }).map(() => n.next().value).join("");
}
export {
  a as r
};
