From 1cf8f5057565931d58dcd48e2488aaec698bfcc6 Mon Sep 17 00:00:00 2001 From: "qingyi.liu" Date: Sun, 23 May 2021 12:19:00 +0800 Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0541.=20=E5=8F=8D=E8=BD=AC?= =?UTF-8?q?=E5=AD=97=E7=AC=A6=E4=B8=B2IIJavaScript=E7=89=88=E6=9C=AC?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- problems/0541.反转字符串II.md | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/problems/0541.反转字符串II.md b/problems/0541.反转字符串II.md index 0a92ac8b..7f3ff253 100644 --- a/problems/0541.反转字符串II.md +++ b/problems/0541.反转字符串II.md @@ -138,6 +138,26 @@ Python: Go: +javaScript: + +```js + +/** + * @param {string} s + * @param {number} k + * @return {string} + */ +var reverseStr = function(s, k) { + const len = s.length; + let resArr = s.split(""); + for(let i = 0; i < len; i += 2 * k) { + let l = i - 1, r = i + k > len ? len : i + k; + while(++l < --r) [resArr[l], resArr[r]] = [resArr[r], resArr[l]]; + } + return resArr.join(""); +}; + +```