{"id":416,"date":"2026-01-21T02:39:43","date_gmt":"2026-01-20T18:39:43","guid":{"rendered":"https:\/\/jdoxk3.cn\/?p=416"},"modified":"2026-01-21T02:39:44","modified_gmt":"2026-01-20T18:39:44","slug":"%e4%bb%a3%e7%a0%81%e9%9a%8f%e6%83%b3%e5%bd%95%e7%ae%97%e6%b3%95%e8%ae%ad%e7%bb%83%e8%90%a5%e7%ac%ac%e5%85%ab%e5%a4%a9-344-%e5%8f%8d%e8%bd%ac%e5%ad%97%e7%ac%a6%e4%b8%b2%ef%bc%8c541-%e5%8f%8d%e8%bd%ac","status":"publish","type":"post","link":"https:\/\/jdoxk3.cn\/index.php\/2026\/01\/21\/%e4%bb%a3%e7%a0%81%e9%9a%8f%e6%83%b3%e5%bd%95%e7%ae%97%e6%b3%95%e8%ae%ad%e7%bb%83%e8%90%a5%e7%ac%ac%e5%85%ab%e5%a4%a9-344-%e5%8f%8d%e8%bd%ac%e5%ad%97%e7%ac%a6%e4%b8%b2%ef%bc%8c541-%e5%8f%8d%e8%bd%ac\/","title":{"rendered":"\u4ee3\u7801\u968f\u60f3\u5f55\u7b97\u6cd5\u8bad\u7ec3\u8425\u7b2c\u516b\u5929 | 344.\u53cd\u8f6c\u5b57\u7b26\u4e32\uff0c541.\u53cd\u8f6c\u5b57\u7b26\u4e32 II\uff0c\u5361\u7801\u7f51\uff1a54.\u66ff\u6362\u6570\u5b57"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u524d\u8a00<\/h1>\n\n\n\n<p>\u4eca\u5929\u662f\u7b97\u6cd5\u8bad\u7ec3\u8425\u7684\u7b2c\u516b\u5929\uff0c\u53ef\u4ee5\u660e\u663e\u53d1\u73b0\u575a\u6301\u4eba\u6570\u5728\u5f00\u8425\u4e00\u5468\u4e4b\u540e\u660e\u663e\u4e0b\u964d\u4e86\u5f88\u591a\u3002<\/p>\n\n\n\n<p>\u4eca\u5929\u7684\u9898\u76ee\u76f8\u5bf9\u6765\u8bf4\u6bd4\u8f83\u8f7b\u677e\u7b80\u5355\uff0c\u7b2c\u4e00\u9053\u4e00\u4e2a\u53cd\u8f6c\u5b57\u7b26\u4e32\u7528\u53cc\u6307\u9488\u8f7b\u677e\u641e\u5b9a\uff0c\u7b2c\u4e8c\u9053\u662f\u5728\u524d\u4e00\u9053\u57fa\u7840\u4e0a\u589e\u52a0\u4e86\u4e00\u4e9b\u89c4\u5219\u9700\u8981\u5bf9\u89c4\u5219\u601d\u8003\u6e05\u695a\uff0c\u7b2c\u4e09\u9053\u9898\u5982\u679c\u5355\u5f00\u4e00\u4e2a\u5b57\u7b26\u4e32\u6765\u6253\u5370\u8fd8\u662f\u6bd4\u8f83\u7b80\u5355\u7684\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">344.\u53cd\u8f6c\u5b57\u7b26\u4e32<\/h1>\n\n\n\n<p>\u9898\u76ee\u94fe\u63a5\uff1a<a href=\"https:\/\/leetcode.cn\/problems\/reverse-string\/\">344. \u53cd\u8f6c\u5b57\u7b26\u4e32<\/a><\/p>\n\n\n\n<p>\u9898\u76ee\u63cf\u8ff0\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u7f16\u5199\u4e00\u4e2a\u51fd\u6570\uff0c\u5176\u4f5c\u7528\u662f\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u53cd\u8f6c\u8fc7\u6765\u3002\u8f93\u5165\u5b57\u7b26\u4e32\u4ee5\u5b57\u7b26\u6570\u7ec4 <code>s<\/code> \u7684\u5f62\u5f0f\u7ed9\u51fa\u3002<\/p>\n\n\n\n<p>\u4e0d\u8981\u7ed9\u53e6\u5916\u7684\u6570\u7ec4\u5206\u914d\u989d\u5916\u7684\u7a7a\u95f4\uff0c\u4f60\u5fc5\u987b<strong><a href=\"https:\/\/baike.baidu.com\/item\/%E5%8E%9F%E5%9C%B0%E7%AE%97%E6%B3%95\">\u539f\u5730<\/a>\u4fee\u6539\u8f93\u5165\u6570\u7ec4<\/strong>\u3001\u4f7f\u7528 O(1) \u7684\u989d\u5916\u7a7a\u95f4\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u601d\u8def<\/h2>\n\n\n\n<p>\u8fd9\u9053\u9898\u8fd8\u662f\u6bd4\u8f83\u7b80\u5355\u7684\uff0c\u548c\u4e4b\u524d\u53cd\u8f6c\u6570\u7ec4\u7684\u505a\u6cd5\u7c7b\u4f3c\uff0c\u4f7f\u7528\u53cc\u6307\u9488\u4ece\u4e24\u6bb5\u5411\u5185\u6536\u8fdb\u884c\u66ff\u6362\uff0c\u9664\u4e86\u53cc\u6307\u9488\u4e5f\u53ef\u4ee5\u9009\u62e9\u76f4\u63a5\u8c03\u7528 Python \u4e2d\u81ea\u5e26\u7684\u5e93\u51fd\u6570\uff0c\u4f46\u7531\u4e8e\u662f\u6253\u57fa\u7840\uff0c\u6240\u4ee5\u8fd8\u662f\u8001\u5b9e\u5199\u53cc\u6307\u9488\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9e\u73b0\u5199\u6cd5<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u00a0class Solution:\n    def reverseString(self, s: List&#91;str]) -> None:\n        \"\"\"\n        Do not return anything, modify s in-place instead.\n        \"\"\"\n        left = 0\n        right = len(s) - 1\n        while left &lt;= right:\n            temp = s&#91;left]\n            s&#91;left] = s&#91;right]\n            s&#91;right] = temp\n            left += 1\n            right -= 1<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">541.\u53cd\u8f6c\u5b57\u7b26\u4e32II<\/h1>\n\n\n\n<p>\u9898\u76ee\u94fe\u63a5\uff1a<a href=\"https:\/\/leetcode.cn\/problems\/reverse-string-ii\/\">541. \u53cd\u8f6c\u5b57\u7b26\u4e32 II<\/a><\/p>\n\n\n\n<p>\u9898\u76ee\u63cf\u8ff0\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u7ed9\u5b9a\u4e00\u4e2a\u5b57\u7b26\u4e32 <code>s<\/code> \u548c\u4e00\u4e2a\u6574\u6570 <code>k<\/code>\uff0c\u4ece\u5b57\u7b26\u4e32\u5f00\u5934\u7b97\u8d77\uff0c\u6bcf\u8ba1\u6570\u81f3 <code>2k<\/code> \u4e2a\u5b57\u7b26\uff0c\u5c31\u53cd\u8f6c\u8fd9 <code>2k<\/code> \u5b57\u7b26\u4e2d\u7684\u524d <code>k<\/code> \u4e2a\u5b57\u7b26\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u5269\u4f59\u5b57\u7b26\u5c11\u4e8e <code>k<\/code> \u4e2a\uff0c\u5219\u5c06\u5269\u4f59\u5b57\u7b26\u5168\u90e8\u53cd\u8f6c\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u5269\u4f59\u5b57\u7b26\u5c0f\u4e8e <code>2k<\/code> \u4f46\u5927\u4e8e\u6216\u7b49\u4e8e <code>k<\/code> \u4e2a\uff0c\u5219\u53cd\u8f6c\u524d <code>k<\/code> \u4e2a\u5b57\u7b26\uff0c\u5176\u4f59\u5b57\u7b26\u4fdd\u6301\u539f\u6837\u3002<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u601d\u8def<\/h2>\n\n\n\n<p>\u8fd9\u9053\u9898\u5b9e\u9645\u4e0a\u53ea\u662f\u53cd\u8f6c\u5b57\u7b26\u4e32\u7684\u57fa\u7840\u4e0a\u5957\u4e86\u4e00\u4e2a\u89c4\u5219\u573a\u666f\uff0c\u91cd\u8981\u7684\u662f\u7406\u89e3\u89c4\u5219\uff0c\u5728\u521a\u770b\u5230\u8fd9\u9053\u9898\u65f6\uff0c\u6211\u7684\u60f3\u6cd5\u662f\u4e09\u4e2a if \u6a21\u62df\u4e09\u6761\u89c4\u5219\uff0c\u4f46\u5b9e\u73b0\u8d77\u6765\u5b58\u5728\u5927\u91cf\u7684\u5197\u4f59\uff0c\u770b\u5b8c\u9898\u89e3\u540e\u5927\u609f\u5b9e\u9645\u4e0a\u4f7f\u7528\u5207\u7247\u5c31\u53ef\u4ee5\u628a\u8fd9\u4e09\u4e2a\u89c4\u5219\u5168\u90fd\u56ca\u62ec\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9e\u73b0\u5199\u6cd5<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u00a0class Solution:\n    def reverseStr(self, s: str, k: int) -> str:\n        def reverse_substring(text):\n            left, right = 0, len(text) - 1\n            while left &lt; right:\n                text&#91;left], text&#91;right] = text&#91;right], text&#91;left]\n                left += 1\n                right -= 1\n            return text\n        n = len(s)\n        res = list(s)\n        for i in range(0, len(s) - 1, 2 * k):\n            res&#91;i: i + k] = reverse_substring(res&#91;i: i + k])\n        return \"\".join(res)<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u5361\u7801\u7f51\uff1a54.\u66ff\u6362\u6570\u5b57<\/h1>\n\n\n\n<p>\u9898\u76ee\u94fe\u63a5\uff1a<a href=\"https:\/\/kamacoder.com\/problempage.php?pid=1064\">54.\u66ff\u6362\u6570\u5b57\uff08\u7b2c\u516b\u671f\u6a21\u62df\u7b14\u8bd5\uff09<\/a><\/p>\n\n\n\n<p>\u9898\u76ee\u63cf\u8ff0\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u7ed9\u5b9a\u4e00\u4e2a\u5b57\u7b26\u4e32 s\uff0c\u5b83\u5305\u542b\u5c0f\u5199\u5b57\u6bcd\u548c\u6570\u5b57\u5b57\u7b26\uff0c\u8bf7\u7f16\u5199\u4e00\u4e2a\u51fd\u6570\uff0c\u5c06\u5b57\u7b26\u4e32\u4e2d\u7684\u5b57\u6bcd\u5b57\u7b26\u4fdd\u6301\u4e0d\u53d8\uff0c\u800c\u5c06\u6bcf\u4e2a\u6570\u5b57\u5b57\u7b26\u66ff\u6362\u4e3anumber\u3002 \u4f8b\u5982\uff0c\u5bf9\u4e8e\u8f93\u5165\u5b57\u7b26\u4e32 &#8220;a1b2c3&#8243;\uff0c\u51fd\u6570\u5e94\u8be5\u5c06\u5176\u8f6c\u6362\u4e3a &#8220;anumberbnumbercnumber&#8221;\u3002<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u601d\u8def<\/h2>\n\n\n\n<p>\u53c8\u662f\u4e0d\u719f\u6089\u7684ACM \u8f93\u5165\u8f93\u51fa\u6a21\u5f0f\uff0c\u4e0d\u8fc7\u7531\u4e8e\u8fd9\u6b21\u7684\u9898\u76ee\u6bd4\u8f83\u7b80\u5355\u6240\u4ee5\u5b9e\u73b0\u8d77\u6765\u8fd8\u662f\u6bd4\u8f83\u5bb9\u6613\u7684\uff0c\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u8bfb\u5b57\u7b26\u4e32\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5b57\u7b26\u8fdb\u884c\u662f\u5426\u662f\u6570\u5b57\u7684\u5224\u65ad\uff0c\u8fd9\u8fb9\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5230isdigit()\u51fd\u6570\uff0c\u5982\u679c\u5224\u65ad\u5230\u5c31\u5728\u8f93\u51fa\u91cc\u52a0\u4e0anumber\uff0c\u5982\u679c\u4e0d\u662f\u5c31\u8f93\u51fa\u5b57\u7b26\u672c\u8eab<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9e\u73b0\u5199\u6cd5<\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>\u00a0str1 = input()\nans = \"\"\nfor ss in str1:\n    if ord(\"0\") &lt;= ord(ss) &lt;= ord(\"9\"):\n        ans += \"number\"\n    else:\n        ans += ss\nprint(ans)<\/code><\/pre>\n\n\n\n<h1 class=\"wp-block-heading\">\u603b\u7ed3<\/h1>\n\n\n\n<p>\u4eca\u5929\u7684\u9898\u91cf\u76f8\u5bf9\u6765\u8bf4\u6bd4\u8f83\u5c0f\uff0c\u4e5f\u6bd4\u8f83\u7b80\u5355\uff0c\u53ef\u80fd\u7531\u4e8epython\u7684\u4fbf\u5229\u6027\u8fc7\u4e8e\u5f3a\u5927\u5bfc\u81f4\u9898\u76ee\u5b9e\u9645\u4e0a\u5b9e\u73b0\u8d77\u6765\u6ca1\u6709\u7279\u522b\u96be\u4ee5\u7406\u89e3\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 \u4eca\u5929\u662f\u7b97\u6cd5\u8bad\u7ec3\u8425\u7684\u7b2c\u516b\u5929\uff0c\u53ef\u4ee5\u660e\u663e\u53d1\u73b0\u575a\u6301\u4eba\u6570\u5728\u5f00\u8425\u4e00\u5468\u4e4b\u540e\u660e\u663e\u4e0b\u964d\u4e86\u5f88\u591a\u3002 \u4eca\u5929\u7684\u9898\u76ee\u76f8\u5bf9\u6765\u8bf4\u6bd4\u8f83\u8f7b\u677e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[13,15,14],"class_list":["post-416","post","type-post","status-publish","format-standard","hentry","category-python","tag-python","tag-15","tag-14"],"_links":{"self":[{"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/posts\/416","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/comments?post=416"}],"version-history":[{"count":1,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/posts\/416\/revisions"}],"predecessor-version":[{"id":417,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/posts\/416\/revisions\/417"}],"wp:attachment":[{"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/media?parent=416"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/categories?post=416"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/tags?post=416"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}