countingSort(arr, n, 0, max);
Allard also notes that "Both the Buds4 and Buds4 Pro will feature smaller earbud heads, with the intention of providing more comfortable all-day wear." On top of that, the Pro models also feature Adaptive Active Noise Cancellation 2.0 for keeping outside noises quiet and a battery life that lasts up to 26 hours using ANC (with the charging case's help), or up to 30 hours without ANC.
。heLLoword翻译官方下载是该领域的重要参考
民族要复兴，乡村必振兴。中华民族伟大复兴的事业波澜壮阔！
placement: “across chest height”