{"id":37526,"date":"2025-05-16T09:33:27","date_gmt":"2025-05-16T01:33:27","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/37526.html"},"modified":"2025-05-16T09:33:27","modified_gmt":"2025-05-16T01:33:27","slug":"leetcode0767-%e9%87%8d%e6%9e%84%e5%ad%97%e7%ac%a6%e4%b8%b2-medium","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/37526.html","title":{"rendered":"leetcode0767. \u91cd\u6784\u5b57\u7b26\u4e32-medium"},"content":{"rendered":"<h3>1 \u9898\u76ee&#xff1a;\u91cd\u6784\u5b57\u7b26\u4e32<\/h3>\n<h6>\u5b98\u65b9\u6807\u5b9a\u96be\u5ea6&#xff1a;\u4e2d<\/h6>\n<p>\u7ed9\u5b9a\u4e00\u4e2a\u5b57\u7b26\u4e32 s &#xff0c;\u68c0\u67e5\u662f\u5426\u80fd\u91cd\u65b0\u6392\u5e03\u5176\u4e2d\u7684\u5b57\u6bcd&#xff0c;\u4f7f\u5f97\u4e24\u76f8\u90bb\u7684\u5b57\u7b26\u4e0d\u540c\u3002<\/p>\n<p>\u8fd4\u56de s \u7684\u4efb\u610f\u53ef\u80fd\u7684\u91cd\u65b0\u6392\u5217\u3002\u82e5\u4e0d\u53ef\u884c&#xff0c;\u8fd4\u56de\u7a7a\u5b57\u7b26\u4e32 \u201c\u201d \u3002<\/p>\n<h4>\u793a\u4f8b 1:<\/h4>\n<p>\u8f93\u5165: s &#061; \u201caab\u201d \u8f93\u51fa: \u201caba\u201d \u793a\u4f8b 2:<\/p>\n<p>\u8f93\u5165: s &#061; \u201caaab\u201d \u8f93\u51fa: \u201c\u201d<\/p>\n<h4>\u63d0\u793a:<\/h4>\n<p>1 &lt;&#061; s.length &lt;&#061; 500 s \u53ea\u5305\u542b\u5c0f\u5199\u5b57\u6bcd<\/p>\n<h3>2 solution<\/h3>\n<p>\u8d2a\u5fc3\u7b97\u6cd5&#xff0c;\u5c06\u6570\u91cf\u7684\u5927\u4f18\u5148\u6392<\/p>\n<h4>\u4ee3\u7801<\/h4>\n<p><span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Solution<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n<span class=\"token keyword\">public<\/span><span class=\"token operator\">:<\/span><br \/>\nstring <span class=\"token function\">reorganizeString<\/span><span class=\"token punctuation\">(<\/span>string s<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token function\">count<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">26<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">for<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token keyword\">char<\/span> c<span class=\"token operator\">:<\/span> s<span class=\"token punctuation\">)<\/span> count<span class=\"token punctuation\">[<\/span>c <span class=\"token operator\">&#8211;<\/span> <span class=\"token string\">&#039;a&#039;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    <span class=\"token keyword\">auto<\/span> f <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token operator\">&amp;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> a<span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">int<\/span> b<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token keyword\">return<\/span> count<span class=\"token punctuation\">[<\/span>a<span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&lt;<\/span> count<span class=\"token punctuation\">[<\/span>b<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<p>    priority_queue<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token punctuation\">,<\/span> vector<span class=\"token operator\">&lt;<\/span><span class=\"token keyword\">int<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token keyword\">decltype<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">)<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token function\">q<\/span><span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">for<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> i <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">;<\/span> i <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">26<\/span><span class=\"token punctuation\">;<\/span> i<span class=\"token operator\">&#043;&#043;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>count<span class=\"token punctuation\">[<\/span>i<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span> q<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span>i<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><\/p>\n<p>    string res<span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">int<\/span> last <span class=\"token operator\">&#061;<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    <span class=\"token keyword\">while<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token operator\">!<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">empty<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">size<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">int<\/span> cnt <span class=\"token operator\">&#061;<\/span> count<span class=\"token punctuation\">[<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">top<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>cnt <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token string\">&#034;&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">top<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#061;&#061;<\/span> last<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">return<\/span> <span class=\"token string\">&#034;&#034;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n                res<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>q<span class=\"token punctuation\">.<\/span><span class=\"token function\">top<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#039;a&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n                <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><\/p>\n<p>        <span class=\"token keyword\">int<\/span> x <span class=\"token operator\">&#061;<\/span> q<span class=\"token punctuation\">.<\/span><span class=\"token function\">top<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        q<span class=\"token punctuation\">.<\/span><span class=\"token function\">pop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">!&#061;<\/span> last<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n            count<span class=\"token punctuation\">[<\/span>x<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            res<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>x <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#039;a&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            last <span class=\"token operator\">&#061;<\/span> x<span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>count<span class=\"token punctuation\">[<\/span>x<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                q<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><span class=\"token keyword\">else<\/span><span class=\"token punctuation\">{<\/span><br \/>\n            <span class=\"token keyword\">int<\/span> y <span class=\"token operator\">&#061;<\/span> q<span class=\"token punctuation\">.<\/span><span class=\"token function\">top<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            q<span class=\"token punctuation\">.<\/span><span class=\"token function\">pop<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            res<span class=\"token punctuation\">.<\/span><span class=\"token function\">push_back<\/span><span class=\"token punctuation\">(<\/span>y <span class=\"token operator\">&#043;<\/span> <span class=\"token string\">&#039;a&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            last <span class=\"token operator\">&#061;<\/span> y<span class=\"token punctuation\">;<\/span><br \/>\n            count<span class=\"token punctuation\">[<\/span>y<span class=\"token punctuation\">]<\/span><span class=\"token operator\">&#8212;<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>count<span class=\"token punctuation\">[<\/span>y<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                q<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span>y<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span><span class=\"token punctuation\">(<\/span>count<span class=\"token punctuation\">[<\/span>x<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                q<span class=\"token punctuation\">.<\/span><span class=\"token function\">push<\/span><span class=\"token punctuation\">(<\/span>x<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n        <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token comment\">\/\/cout &lt;&lt; res &lt;&lt; endl;<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> res<span class=\"token punctuation\">;<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<h4>\u7ed3\u679c<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250516013326-682695e63c0de.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb297\u6b21\u3002\u7ed9\u5b9a\u4e00\u4e2a\u5b57\u7b26\u4e32 s \uff0c\u68c0\u67e5\u662f\u5426\u80fd\u91cd\u65b0\u6392\u5e03\u5176\u4e2d\u7684\u5b57\u6bcd\uff0c\u4f7f\u5f97\u4e24\u76f8\u90bb\u7684\u5b57\u7b26\u4e0d\u540c\u3002\u8fd4\u56de s \u7684\u4efb\u610f\u53ef\u80fd\u7684\u91cd\u65b0\u6392\u5217\u3002\u82e5\u4e0d\u53ef\u884c\uff0c\u8fd4\u56de\u7a7a\u5b57\u7b26\u4e32 \u201c\u201d\u3002\u8f93\u5165: s = \u201caaab\u201d\u8f93\u5165: s = \u201caab\u201d\u8d2a\u5fc3\u7b97\u6cd5\uff0c\u5c06\u6570\u91cf\u7684\u5927\u4f18\u5148\u6392\u3002<\/p>\n","protected":false},"author":2,"featured_media":37525,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[55,2692,1813,427],"topic":[],"class_list":["post-37526","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-c","tag-leetcode","tag-1813","tag-427"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - 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