{"id":419,"date":"2026-01-25T01:28:24","date_gmt":"2026-01-24T17:28:24","guid":{"rendered":"https:\/\/jdoxk3.cn\/?p=419"},"modified":"2026-01-25T02:06:17","modified_gmt":"2026-01-24T18:06:17","slug":"9-%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%e4%b9%9d%e5%a4%a9151-%e5%8f%8d%e8%bd%ac%e5%ad%97%e7%ac%a6%e4%b8%b2%e9%87%8c%e7%9a%84%e5%8d%95","status":"publish","type":"post","link":"https:\/\/jdoxk3.cn\/index.php\/2026\/01\/25\/9-%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%e4%b9%9d%e5%a4%a9151-%e5%8f%8d%e8%bd%ac%e5%ad%97%e7%ac%a6%e4%b8%b2%e9%87%8c%e7%9a%84%e5%8d%95\/","title":{"rendered":"\u4ee3\u7801\u968f\u60f3\u5f55\u7b97\u6cd5\u8bad\u7ec3\u8425\u7b2c\u4e5d\u5929 | 151.\u53cd\u8f6c\u5b57\u7b26\u4e32\u91cc\u7684\u5355\u8bcd, \u5361\u7801\u7f5155.\u53f3\u65cb\u8f6c\u5b57\u7b26\u4e32, 28.\u5b9e\u73b0strStr(), 459.\u91cd\u590d\u7684\u5b50\u5b57\u7b26\u4e32"},"content":{"rendered":"\n

\u524d\u8a00<\/h1>\n\n\n\n

\u4eca\u5929\u662f\u7b97\u6cd5\u8bad\u7ec3\u8425\u7684\u7b2c\u4e5d\u5929\uff0c\u7531\u4e8e\u6ca1\u6709\u770b\u8bad\u7ec3\u8425\u9898\u76ee\u5b89\u6392\uff0c\u5728\u4e24\u9053KMP\u7b97\u6cd5\u4e0a\u6b7b\u78d5\u4e86\u597d\u4e45\uff0c\u6700\u540e\u597d\u4e0d\u5bb9\u6613\u6709\u4e2a\u4e00\u77e5\u534a\u89e3\uff0c\u6700\u540e\u53d1\u73b0\u8fd9\u4e24\u9898\u96be\u5ea6\u592a\u5927\u53ef\u4ee5\u8df3\u8fc7……<\/p>\n\n\n\n

\u603b\u4f53\u6765\u8bf4\uff0c\u5b57\u7b26\u4e32\u90e8\u5206\u7684\u9898\u76ee\u8fd8\u662f\u6bd4\u8f83\u7b80\u5355\u7684(\u9664\u4e86\u4e24\u9053KMP)\uff0c\u63a5\u4e0b\u6765\u8fdb\u884c\u4eca\u5929\u9898\u76ee\u7684\u56de\u987e\u548c\u53cc\u6307\u9488\u90e8\u5206\u7684\u603b\u7ed3\u3002<\/p>\n\n\n\n

151.\u7ffb\u8f6c\u5b57\u7b26\u4e32\u91cc\u7684\u5355\u8bcd<\/h1>\n\n\n\n

\u9898\u76ee\u94fe\u63a5\uff1a151. \u53cd\u8f6c\u5b57\u7b26\u4e32\u4e2d\u7684\u5355\u8bcd<\/a><\/p>\n\n\n\n

\u9898\u76ee\u63cf\u8ff0\uff1a<\/p>\n\n\n\n

\n

\u7ed9\u4f60\u4e00\u4e2a\u5b57\u7b26\u4e32 s<\/code> \uff0c\u8bf7\u4f60\u53cd\u8f6c\u5b57\u7b26\u4e32\u4e2d \u5355\u8bcd<\/strong> \u7684\u987a\u5e8f\u3002<\/p>\n\n\n\n

\u5355\u8bcd<\/strong> \u662f\u7531\u975e\u7a7a\u683c\u5b57\u7b26\u7ec4\u6210\u7684\u5b57\u7b26\u4e32\u3002s<\/code> \u4e2d\u4f7f\u7528\u81f3\u5c11\u4e00\u4e2a\u7a7a\u683c\u5c06\u5b57\u7b26\u4e32\u4e2d\u7684 \u5355\u8bcd<\/strong> \u5206\u9694\u5f00\u3002<\/p>\n\n\n\n

\u8fd4\u56de \u5355\u8bcd<\/strong> \u987a\u5e8f\u98a0\u5012\u4e14 \u5355\u8bcd<\/strong> \u4e4b\u95f4\u7528\u5355\u4e2a\u7a7a\u683c\u8fde\u63a5\u7684\u7ed3\u679c\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n

\u6ce8\u610f\uff1a<\/strong>\u8f93\u5165\u5b57\u7b26\u4e32 s<\/code>\u4e2d\u53ef\u80fd\u4f1a\u5b58\u5728\u524d\u5bfc\u7a7a\u683c\u3001\u5c3e\u968f\u7a7a\u683c\u6216\u8005\u5355\u8bcd\u95f4\u7684\u591a\u4e2a\u7a7a\u683c\u3002\u8fd4\u56de\u7684\u7ed3\u679c\u5b57\u7b26\u4e32\u4e2d\uff0c\u5355\u8bcd\u95f4\u5e94\u5f53\u4ec5\u7528\u5355\u4e2a\u7a7a\u683c\u5206\u9694\uff0c\u4e14\u4e0d\u5305\u542b\u4efb\u4f55\u989d\u5916\u7684\u7a7a\u683c\u3002<\/p>\n<\/blockquote>\n\n\n\n

\u601d\u8def<\/h2>\n\n\n\n

\u8fd9\u9053\u9898\u76ee\u662f\u5728\u53cd\u8f6c\u5b57\u7b26\u4e32\u7684\u57fa\u7840\u4e0a\u66f4\u8fdb\u4e00\u6b65\uff0c\u5982\u679c\u53ea\u662f\u53cd\u8f6c\u5b57\u7b26\u4e32\uff0c\u90a3\u4e48\u6bcf\u4e2a\u5355\u8bcd\u91cc\u5b57\u6bcd\u7684\u987a\u5e8f\u4e5f\u90fd\u662f\u98a0\u5012\u7684\uff0c\u8fd9\u65f6\u6211\u4eec\u53ea\u9700\u8981\u4ee5\u7a7a\u683c\u4e3a\u9650\uff0c\u5bf9\u6bcf\u4e2a\u5355\u8bcd\u8fdb\u884c\u53cd\u8f6c\u5373\u53ef\u3002<\/p>\n\n\n\n

\u9664\u4e86\u4ee5\u4e0a\u7684\u65b9\u5f0f\uff0c\u7531\u4e8epython\u7684\u6807\u51c6\u5e93\u8fc7\u4e8e\u5f3a\u5927\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528split\u628a\u6bcf\u4e2a\u5355\u8bcd\u90fd\u5355\u72ec\u5206\u51fa\u6765\uff0c\u7136\u540e\u5012\u8fc7\u6765\u6dfb\u52a0\u8fdb\u7b54\u6848\u8f93\u51fa\u5373\u53ef\u3002<\/p>\n\n\n\n

\u5b9e\u73b0\u5199\u6cd5<\/h2>\n\n\n\n
\u00a0class Solution:\n    def reverseWords(self, s: str) -> str:\n        words = s.split()\n        left, right = 0, len(words) - 1\n        while left < right:\n            words[left], words[right] = words[right], words[left]\n            left += 1\n            right -= 1\n\n        return \" \".join(words)<\/code><\/pre>\n\n\n\n
\u5361\u7801\u7f5155.\u53f3\u65cb\u8f6c\u5b57\u7b26\u4e32<\/h1>\n\n\n\n
\u9898\u76ee\u94fe\u63a5\uff1ahttps:\/\/kamacoder.com\/problempage.php?pid=1065<\/a><\/p>\n\n\n\n
\u9898\u76ee\u63cf\u8ff0\uff1a<\/p>\n\n\n\n
\n
\u5b57\u7b26\u4e32\u7684\u53f3\u65cb\u8f6c\u64cd\u4f5c\u662f\u628a\u5b57\u7b26\u4e32\u5c3e\u90e8\u7684\u82e5\u5e72\u4e2a\u5b57\u7b26\u8f6c\u79fb\u5230\u5b57\u7b26\u4e32\u7684\u524d\u9762\u3002\u7ed9\u5b9a\u4e00\u4e2a\u5b57\u7b26\u4e32 s \u548c\u4e00\u4e2a\u6b63\u6574\u6570 k\uff0c\u8bf7\u7f16\u5199\u4e00\u4e2a\u51fd\u6570\uff0c\u5c06\u5b57\u7b26\u4e32\u4e2d\u7684\u540e\u9762 k \u4e2a\u5b57\u7b26\u79fb\u5230\u5b57\u7b26\u4e32\u7684\u524d\u9762\uff0c\u5b9e\u73b0\u5b57\u7b26\u4e32\u7684\u53f3\u65cb\u8f6c\u64cd\u4f5c\u3002<\/p>\n\n\n\n
\u4f8b\u5982\uff0c\u5bf9\u4e8e\u8f93\u5165\u5b57\u7b26\u4e32 “abcdefg” \u548c\u6574\u6570 2\uff0c\u51fd\u6570\u5e94\u8be5\u5c06\u5176\u8f6c\u6362\u4e3a “fgabcde”\u3002<\/p>\n<\/blockquote>\n\n\n\n
\u601d\u8def<\/h2>\n\n\n\n
\u8fd9\u9898\u4f7f\u7528python\u5904\u7406\u8d77\u6765\u76f8\u5bf9\u7b80\u5355\u5f88\u591a\uff0c\u7531\u4e8epython\u7684\u5207\u7247\u7279\u6027\uff0c\u6211\u4eec\u53ea\u9700\u8981\u4f9d\u9760\u5207\u7247\uff0c\u5c06\u524dk\u4e2a\u5143\u7d20\u548c\u540ek\u4e2a\u5143\u7d20\u5355\u72ec\u53d6\u51fa\u6765\uff0c\u66f4\u6539\u4f4d\u7f6e\u540e\u62fc\u63a5\u8d77\u6765\u5373\u53ef\u3002<\/p>\n\n\n\n
\u5b9e\u73b0\u5199\u6cd5<\/h2>\n\n\n\n
k = int(input())\ns = input()\n\nprint(s[-k:] + s[:-k])<\/code><\/pre>\n\n\n\n
28\u548c459\u540e\u7eed\u5355\u72ec\u51fa\u4e00\u7bc7KMP\u76f8\u5173\u6587\u7ae0<\/h1>\n\n\n\n
\u7406\u89e3\u96be\u5ea6\u8f83\u5927\uff0c\u76ee\u524d\u7406\u8bba\u57fa\u7840\u4e0d\u8db3\u4ee5\u652f\u6491\u5199\u51fa\u6587\u7ae0<\/p>\n\n\n\n
\u5b57\u7b26\u4e32\u90e8\u5206\u603b\u7ed3<\/h1>\n\n\n\n
\u5b57\u7b26\u4e32\u90e8\u5206\u7684\u9898\u76ee\u5927\u591a\u662f\u5bf9\u5b57\u7b26\u4e32\u5185\u5bb9\u8fdb\u884c\u4e00\u4e9b\u7b80\u5355\u64cd\u4f5c\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662fpython\u4e2d\u65e0\u6cd5\u5bf9\u5b57\u7b26\u4e32\u76f4\u63a5\u8fdb\u884c\u4fee\u6539\uff0c\u4f46\u6211\u4eec\u4f9d\u7136\u53ef\u4ee5\u501f\u52a9\u6570\u7ec4\u7b49\u7ed3\u6784\u5b9e\u73b0\u76ee\u7684\u3002<\/p>\n\n\n\n
\u53cc\u6307\u9488\u90e8\u5206\u603b\u7ed3<\/h1>\n\n\n\n
\u5230\u8fd9\u91cc\u53cc\u6307\u9488\u7684\u9898\u76ee\u5df2\u7ecf\u505a\u8fc7\u5341\u9053\uff0c\u53cc\u6307\u9488\u5728\u5148\u524d\u6bcf\u4e2a\u7bc7\u7ae0\u90fd\u6709\u5e94\u7528\u5230\uff0c\u5728\u6211\u76ee\u524d\u7684\u8ba4\u77e5\u4e2d\uff0c\u53cc\u6307\u9488\u7684\u6700\u5927\u6548\u7528\u5c31\u662f\u5c06\u539f\u672cO(n^2)\u7684\u590d\u6742\u5ea6\u964d\u4f4e\u5230O(n)\uff0c\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u9700\u8981\u65f6\u523b\u6ce8\u610f\u4e24\u4e2a\u6307\u9488\u7684\u72b6\u6001\u66f4\u65b0\u3002<\/p>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u524d\u8a00 \u4eca\u5929\u662f\u7b97\u6cd5\u8bad\u7ec3\u8425\u7684\u7b2c\u4e5d\u5929\uff0c\u7531\u4e8e\u6ca1\u6709\u770b\u8bad\u7ec3\u8425\u9898\u76ee\u5b89\u6392\uff0c\u5728\u4e24\u9053KMP\u7b97\u6cd5\u4e0a\u6b7b\u78d5\u4e86\u597d\u4e45\uff0c\u6700\u540e\u597d\u4e0d\u5bb9\u6613\u6709\u4e2a\u4e00\u77e5\u534a […]<\/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-419","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\/419","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=419"}],"version-history":[{"count":2,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/posts\/419\/revisions"}],"predecessor-version":[{"id":421,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/posts\/419\/revisions\/421"}],"wp:attachment":[{"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/media?parent=419"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/categories?post=419"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jdoxk3.cn\/index.php\/wp-json\/wp\/v2\/tags?post=419"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}