takeRightWhile([9, 2, 3, 4, 5, 6], n => n < 3); // [9, 3, 4, 5, 6]
takeRightWhile([9, 2, 3, 4, 5, 6], n => n > 3); // [2, 3]
everyNth([1, 2, 3, 4, 5, 6], 1); // [1, 2, 3, 4, 5, 6]
everyNth([1, 2, 3, 4, 5, 6], 2); // [2, 4, 6]
everyNth([1, 2, 3, 4, 5, 6], 3); // [3, 6]
everyNth([1, 2, 3, 4, 5, 6], 4); // [4]
reverse("the big house"); // esuoh gib eht