{"id":202962,"date":"2025-05-22T11:06:33","date_gmt":"2025-05-22T03:06:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202962\/"},"modified":"2025-05-22T11:06:33","modified_gmt":"2025-05-22T03:06:33","slug":"java%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e4%b8%ad%e9%80%92%e5%bd%92%e7%9a%84%e6%9b%bf%e4%bb%a3%e6%96%b9%e6%b3%95%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202962\/","title":{"rendered":"Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u9012\u5f52\u7684\u66ff\u4ee3\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u9012\u5f52\u7684\u66ff\u4ee3\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f<\/h1>\n<p>IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aJava\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u9012\u5f52\u7684\u66ff\u4ee3\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n<p>Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u66ff\u4ee3\u9012\u5f52\u7684\u65b9\u6cd5\u6709\uff1a1. \u5c3e\u9012\u5f52\u4f18\u5316\uff08\u7f16\u8bd1\u5668\u81ea\u52a8\u4f18\u5316\uff09\uff1b2. \u8fed\u4ee3\uff08\u7528\u5faa\u73af\u4ee3\u66ff\uff09\uff1b3. \u6d41\u548c\u5f52\u7ea6\uff08\u5206\u89e3\u95ee\u9898\uff0c\u7d2f\u79ef\u7ed3\u679c\uff09\u3002\u8fd9\u4e9b\u65b9\u6cd5\u5728\u5b9e\u8df5\u4e2d\u53ef\u4ee5\u5e94\u7528\u4e8e\u8ba1\u7b97\u8d39\u6c0f\u6570\u5217\u7b49\u573a\u666f\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730006862671dcf4ebf0c8.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u9012\u5f52\u7684\u66ff\u4ee3\u65b9\u6cd5<\/strong><\/p>\n<p>\u5728 Java \u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u4ee3\u66ff\u9012\u5f52\uff1a<\/p>\n<p><strong>1. \u5c3e\u9012\u5f52\u4f18\u5316<\/strong><\/p>\n<ul>\n<li>\u7f16\u8bd1\u5668\u81ea\u52a8\u4f18\u5316\u5c3e\u9012\u5f52\u8c03\u7528\u3002<\/li>\n<li>\u4e0d\u4f1a\u521b\u5efa\u65b0\u7684\u6808\u5e27\uff0c\u800c\u662f\u91cd\u7528\u5f53\u524d\u6808\u5e27\u3002<\/li>\n<\/ul>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre>public static int factorial(int n) {\n    return n &lt;= 1 ? 1 : n * factorial(n - 1);\n}<\/pre>\n<p><strong>2. \u8fed\u4ee3<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u5faa\u73af\u4ee3\u66ff\u9012\u5f52\u8c03\u7528\u3002<\/li>\n<li>\u901a\u5e38\u66f4\u5177\u53ef\u9884\u6d4b\u6027\uff0c\u66f4\u5bb9\u6613\u63a8\u7406\u3002<\/li>\n<\/ul>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre>public static int factorial(int n) {\n    int result = 1;\n    for (int i = 1; i &lt;= n; i++) {\n        result *= i;\n    }\n    return result;\n}<\/pre>\n<p><strong>3. \u6d41\u548c\u5f52\u7ea6<\/strong><\/p>\n<ul>\n<li>\u4f7f\u7528\u6d41\u5c06\u95ee\u9898\u5206\u89e3\u4e3a\u4e00\u7cfb\u5217\u64cd\u4f5c\u3002<\/li>\n<li>\u4f7f\u7528\u5f52\u7ea6\u5c06\u7ed3\u679c\u7d2f\u79ef\u5230\u5355\u4e2a\u503c\u3002<\/li>\n<\/ul>\n<p>\u793a\u4f8b\uff1a<\/p>\n<pre>public static int factorial(int n) {\n    return IntStream.range(1, n + 1)\n            .reduce(1, (acc, cur) -&gt; acc * cur);\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u8ba1\u7b97\u8d39\u6c0f\u6570\u5217\uff1a<\/p>\n<p><strong>\u4f7f\u7528\u9012\u5f52\uff1a<\/strong><\/p>\n<pre>public static int fibonacci(int n) {\n    return n &lt; 2 ? n : fibonacci(n - 1) + fibonacci(n - 2);\n}<\/pre>\n<p><strong>\u4f7f\u7528\u5c3e\u9012\u5f52\u4f18\u5316\uff1a<\/strong><\/p>\n<pre>public static int fibonacci(int n) {\n    return fib(n, 0, 1);\n}\n\nprivate static int fib(int n, int a, int b) {\n    return n == 0 ? a : fib(n - 1, b, a + b);\n}<\/pre>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300aJava\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u9012\u5f52\u7684\u66ff\u4ee3\u65b9\u6cd5\u6709\u54ea\u4e9b\uff1f\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8e\u51fd\u6570\u5f0f\u7f16\u7a0b,\u9012\u5f52\u66ff\u4ee3\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u9012\u5f52\u7684\u66ff\u4ee3\u65b9&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-202962","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202962","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202962"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202962\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202962"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202962"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}