{"id":982184,"date":"2024-12-27T07:08:47","date_gmt":"2024-12-26T23:08:47","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/982184.html"},"modified":"2024-12-27T07:08:49","modified_gmt":"2024-12-26T23:08:49","slug":"python%e5%a6%82%e4%bd%95%e5%ae%9a%e4%b9%89%e9%80%92%e5%bd%92%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/982184.html","title":{"rendered":"python\u5982\u4f55\u5b9a\u4e49\u9012\u5f52\u51fd\u6570"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/24210754\/e1ca7ccd-a190-48c4-9016-87f7b061afeb.webp\" alt=\"python\u5982\u4f55\u5b9a\u4e49\u9012\u5f52\u51fd\u6570\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\u5b9a\u4e49\u9012\u5f52\u51fd\u6570\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528\u51fd\u6570\u8c03\u7528\u81ea\u8eab\u3001\u786e\u4fdd\u6709\u57fa\u51c6\u6761\u4ef6\u6765\u7ec8\u6b62\u9012\u5f52\u3001\u9632\u6b62\u65e0\u9650\u9012\u5f52\u3002\u9012\u5f52\u51fd\u6570\u662f\u4e00\u79cd\u5728\u51fd\u6570\u5185\u90e8\u8c03\u7528\u81ea\u8eab\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u5e38\u7528\u4e8e\u89e3\u51b3\u5177\u6709\u91cd\u590d\u6027\u8d28\u7684\u95ee\u9898\u3002\u901a\u8fc7\u5b9a\u4e49\u57fa\u51c6\u6761\u4ef6\uff0c\u53ef\u4ee5\u907f\u514d\u65e0\u9650\u9012\u5f52\u7684\u53d1\u751f\u3002<\/strong>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u5728Python\u4e2d\u5b9a\u4e49\u548c\u4f7f\u7528\u9012\u5f52\u51fd\u6570\uff0c\u4ee5\u53ca\u9700\u8981\u6ce8\u610f\u7684\u7ec6\u8282\u548c\u5e38\u89c1\u7684\u5e94\u7528\u573a\u666f\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001\u9012\u5f52\u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5<\/p>\n<\/p>\n<p><p>\u9012\u5f52\u662f\u4e00\u79cd\u5728\u51fd\u6570\u5185\u90e8\u8c03\u7528\u81ea\u8eab\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u901a\u5e38\u7528\u4e8e\u89e3\u51b3\u95ee\u9898\u89c4\u6a21\u53ef\u4ee5\u9010\u6e10\u7f29\u5c0f\u5230\u57fa\u672c\u60c5\u5f62\u7684\u95ee\u9898\u3002\u9012\u5f52\u51fd\u6570\u7531\u4e24\u4e2a\u4e3b\u8981\u90e8\u5206\u7ec4\u6210\uff1a\u57fa\u51c6\u6761\u4ef6\u548c\u9012\u5f52\u6761\u4ef6\u3002\u57fa\u51c6\u6761\u4ef6\u7528\u4e8e\u7ec8\u6b62\u9012\u5f52\uff0c\u9632\u6b62\u51fd\u6570\u65e0\u9650\u8c03\u7528\u81ea\u8eab\uff1b\u9012\u5f52\u6761\u4ef6\u5219\u7528\u4e8e\u5c06\u95ee\u9898\u5206\u89e3\u6210\u66f4\u5c0f\u7684\u5b9e\u4f8b\u3002<\/p>\n<\/p>\n<p><p>\u9012\u5f52\u51fd\u6570\u7684\u57fa\u672c\u7ed3\u6784\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def recursive_function(parameters):<\/p>\n<p>    if base_case_condition:<\/p>\n<p>        return base_case_value<\/p>\n<p>    else:<\/p>\n<p>        return recursive_function(modified_parameters)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e8c\u3001\u5b9a\u4e49\u9012\u5f52\u51fd\u6570\u7684\u6b65\u9aa4<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u660e\u786e\u95ee\u9898\u548c\u9012\u5f52\u7279\u6027<\/strong>\uff1a\u9996\u5148\uff0c\u786e\u4fdd\u95ee\u9898\u5177\u6709\u9012\u5f52\u6027\u8d28\uff0c\u5373\u53ef\u4ee5\u5206\u89e3\u4e3a\u66f4\u5c0f\u7684\u7c7b\u4f3c\u95ee\u9898\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u786e\u5b9a\u57fa\u51c6\u6761\u4ef6<\/strong>\uff1a\u57fa\u51c6\u6761\u4ef6\u7528\u4e8e\u7ec8\u6b62\u9012\u5f52\u3002\u786e\u5b9a\u95ee\u9898\u5728\u4ec0\u4e48\u60c5\u51b5\u4e0b\u8fbe\u5230\u57fa\u672c\u60c5\u5f62\uff0c\u8fd4\u56de\u4e00\u4e2a\u76f4\u63a5\u7684\u7b54\u6848\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u8bbe\u8ba1\u9012\u5f52\u6761\u4ef6<\/strong>\uff1a\u5728\u9012\u5f52\u6761\u4ef6\u4e2d\uff0c\u8c03\u7528\u51fd\u6570\u81ea\u8eab\uff0c\u5e76\u4f20\u9012\u66f4\u65b0\u540e\u7684\u53c2\u6570\uff0c\u4ee5\u89e3\u51b3\u66f4\u5c0f\u89c4\u6a21\u7684\u95ee\u9898\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u4e09\u3001\u5b9e\u4f8b\u8bb2\u89e3<\/p>\n<\/p>\n<p><p>\u4e0b\u9762\u901a\u8fc7\u51e0\u4e2a\u5b9e\u4f8b\u8be6\u7ec6\u8bb2\u89e3\u5982\u4f55\u5b9a\u4e49\u9012\u5f52\u51fd\u6570\u3002<\/p>\n<\/p>\n<p><h3>\u5b9e\u4f8b1\uff1a\u9636\u4e58\u8ba1\u7b97<\/h3>\n<\/p>\n<p><p>\u9636\u4e58\u662f\u9012\u5f52\u51fd\u6570\u7684\u7ecf\u5178\u4f8b\u5b50\u4e4b\u4e00\u3002\u9636\u4e58\u5b9a\u4e49\u4e3a\u4e00\u4e2a\u6b63\u6574\u6570\u7684\u4e58\u79ef\uff0c\u4ece1\u4e58\u5230\u8fd9\u4e2a\u6574\u6570\u3002\u6570\u5b66\u4e0a\uff0cn\u7684\u9636\u4e58\u8868\u793a\u4e3an!\uff0c\u5176\u9012\u5f52\u5b9a\u4e49\u4e3a\uff1a<\/p>\n<\/p>\n<ul>\n<li>n! = n \u00d7 (n-1)!\uff0cn &gt; 1<\/li>\n<li>1! = 1<\/li>\n<\/ul>\n<p><pre><code class=\"language-python\">def factorial(n):<\/p>\n<p>    if n == 1:  # \u57fa\u51c6\u6761\u4ef6<\/p>\n<p>        return 1<\/p>\n<p>    else:<\/p>\n<p>        return n * factorial(n - 1)  # \u9012\u5f52\u6761\u4ef6<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u57fa\u51c6\u6761\u4ef6\u662f\u5f53n\u4e3a1\u65f6\uff0c\u8fd4\u56de1\uff1b\u5426\u5219\uff0c\u901a\u8fc7\u9012\u5f52\u8c03\u7528\u81ea\u8eab\u6765\u8ba1\u7b97(n-1)!\uff0c\u7136\u540e\u4e0en\u76f8\u4e58\u3002<\/p>\n<\/p>\n<p><h3>\u5b9e\u4f8b2\uff1a\u6590\u6ce2\u90a3\u5951\u6570\u5217<\/h3>\n<\/p>\n<p><p>\u6590\u6ce2\u90a3\u5951\u6570\u5217\u662f\u53e6\u4e00\u4e2a\u5e38\u89c1\u7684\u9012\u5f52\u95ee\u9898\u3002\u5b83\u7684\u5b9a\u4e49\u662f\uff1a\u7b2c\u4e00\u4e2a\u548c\u7b2c\u4e8c\u4e2a\u6570\u662f1\uff0c\u4e4b\u540e\u7684\u6bcf\u4e2a\u6570\u662f\u524d\u4e24\u4e2a\u6570\u4e4b\u548c\u3002<\/p>\n<\/p>\n<ul>\n<li>F(1) = 1<\/li>\n<li>F(2) = 1<\/li>\n<li>F(n) = F(n-1) + F(n-2)\uff0cn &gt; 2<\/li>\n<\/ul>\n<p><pre><code class=\"language-python\">def fibonacci(n):<\/p>\n<p>    if n == 1 or n == 2:  # \u57fa\u51c6\u6761\u4ef6<\/p>\n<p>        return 1<\/p>\n<p>    else:<\/p>\n<p>        return fibonacci(n - 1) + fibonacci(n - 2)  # \u9012\u5f52\u6761\u4ef6<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u57fa\u51c6\u6761\u4ef6\u662f\u5f53n\u4e3a1\u62162\u65f6\uff0c\u8fd4\u56de1\uff1b\u5426\u5219\uff0c\u901a\u8fc7\u9012\u5f52\u8ba1\u7b97\u524d\u4e24\u4e2a\u6590\u6ce2\u90a3\u5951\u6570\u7684\u548c\u3002<\/p>\n<\/p>\n<p><p>\u56db\u3001\u9012\u5f52\u51fd\u6570\u7684\u6ce8\u610f\u4e8b\u9879<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u786e\u4fdd\u57fa\u51c6\u6761\u4ef6\u6709\u6548<\/strong>\uff1a\u6bcf\u4e2a\u9012\u5f52\u51fd\u6570\u5fc5\u987b\u6709\u4e00\u4e2a\u660e\u786e\u7684\u57fa\u51c6\u6761\u4ef6\u6765\u7ec8\u6b62\u9012\u5f52\u8c03\u7528\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u9632\u6b62\u6808\u6ea2\u51fa<\/strong>\uff1a\u9012\u5f52\u8c03\u7528\u5c42\u7ea7\u8fc7\u591a\u65f6\u53ef\u80fd\u5bfc\u81f4\u6808\u6ea2\u51fa\u9519\u8bef\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u8f83\u6df1\u5c42\u6b21\u7684\u9012\u5f52\uff0c\u5e94\u8003\u8651\u4f7f\u7528\u5c3e\u9012\u5f52\u4f18\u5316\u6216\u6539\u7528\u8fed\u4ee3\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u9012\u5f52\u6df1\u5ea6\u9650\u5236<\/strong>\uff1aPython\u9ed8\u8ba4\u7684\u9012\u5f52\u6df1\u5ea6\u9650\u5236\u662f1000\u5c42\uff0c\u53ef\u4ee5\u901a\u8fc7<code>sys.setrecursionlimit()<\/code>\u51fd\u6570\u4fee\u6539\u8fd9\u4e2a\u9650\u5236\uff0c\u4f46\u9700\u8c28\u614e\u4f7f\u7528\uff0c\u4ee5\u9632\u6b62\u7a0b\u5e8f\u5d29\u6e83\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u6548\u7387\u95ee\u9898<\/strong>\uff1a\u67d0\u4e9b\u9012\u5f52\u51fd\u6570\uff08\u5982\u6590\u6ce2\u90a3\u5951\u6570\u5217\uff09\u53ef\u80fd\u6548\u7387\u8f83\u4f4e\uff0c\u56e0\u4e3a\u4f1a\u91cd\u590d\u8ba1\u7b97\u3002\u53ef\u4ee5\u901a\u8fc7\u8bb0\u5fc6\u5316\uff08\u7f13\u5b58\u5df2\u7ecf\u8ba1\u7b97\u8fc7\u7684\u7ed3\u679c\uff09\u6765\u4f18\u5316\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u4e94\u3001\u9012\u5f52\u51fd\u6570\u7684\u5e94\u7528\u573a\u666f<\/p>\n<\/p>\n<p><p>\u9012\u5f52\u51fd\u6570\u5728\u8bb8\u591a\u9886\u57df\u4e2d\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u5305\u62ec\uff1a<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u6570\u5b66\u8ba1\u7b97<\/strong>\uff1a\u5982\u9636\u4e58\u3001\u6590\u6ce2\u90a3\u5951\u6570\u5217\u3001\u5e42\u8fd0\u7b97\u7b49\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u6570\u636e\u7ed3\u6784\u904d\u5386<\/strong>\uff1a\u5982\u6811\u548c\u56fe\u7684\u904d\u5386\u3001\u6df1\u5ea6\u4f18\u5148\u641c\u7d22\u7b49\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u5206\u6cbb\u7b97\u6cd5<\/strong>\uff1a\u5982\u5f52\u5e76\u6392\u5e8f\u3001\u5feb\u901f\u6392\u5e8f\u7b49\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u52a8\u6001\u89c4\u5212<\/strong>\uff1a\u9012\u5f52\u4e0e\u8bb0\u5fc6\u5316\u7ed3\u5408\uff0c\u89e3\u51b3\u91cd\u53e0\u5b50\u95ee\u9898\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u7ec4\u5408\u95ee\u9898<\/strong>\uff1a\u5982\u6392\u5217\u7ec4\u5408\u3001\u80cc\u5305\u95ee\u9898\u7b49\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><p>\u516d\u3001\u9012\u5f52\u4e0e\u8fed\u4ee3\u7684\u6bd4\u8f83<\/p>\n<\/p>\n<p><p>\u9012\u5f52\u548c\u8fed\u4ee3\u662f\u4e24\u79cd\u5e38\u89c1\u7684\u89e3\u51b3\u95ee\u9898\u7684\u65b9\u6cd5\uff0c\u5404\u6709\u4f18\u7f3a\u70b9\u3002<\/p>\n<\/p>\n<p><p><strong>\u9012\u5f52<\/strong>\uff1a<\/p>\n<\/p>\n<ul>\n<li>\u4f18\u70b9\uff1a\u4ee3\u7801\u7b80\u6d01\uff0c\u5bb9\u6613\u7406\u89e3\uff0c\u9002\u5408\u5206\u6cbb\u95ee\u9898\u3002<\/li>\n<li>\u7f3a\u70b9\uff1a\u53ef\u80fd\u5bfc\u81f4\u6808\u6ea2\u51fa\uff0c\u6548\u7387\u8f83\u4f4e\uff0c\u5c24\u5176\u5728Python\u4e2d\u3002<\/li>\n<\/ul>\n<p><p><strong>\u8fed\u4ee3<\/strong>\uff1a<\/p>\n<\/p>\n<ul>\n<li>\u4f18\u70b9\uff1a\u901a\u5e38\u6548\u7387\u66f4\u9ad8\uff0c\u4e0d\u4f1a\u5bfc\u81f4\u6808\u6ea2\u51fa\u3002<\/li>\n<li>\u7f3a\u70b9\uff1a\u4ee3\u7801\u53ef\u80fd\u66f4\u590d\u6742\uff0c\u96be\u4ee5\u5206\u89e3\u590d\u6742\u95ee\u9898\u3002<\/li>\n<\/ul>\n<p><p>\u4e03\u3001\u9012\u5f52\u51fd\u6570\u7684\u4f18\u5316<\/p>\n<\/p>\n<ol>\n<li>\n<p><strong>\u5c3e\u9012\u5f52\u4f18\u5316<\/strong>\uff1a\u5c3e\u9012\u5f52\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u9012\u5f52\u5f62\u5f0f\uff0c\u9012\u5f52\u8c03\u7528\u662f\u51fd\u6570\u7684\u6700\u540e\u4e00\u4e2a\u6267\u884c\u52a8\u4f5c\u3002\u67d0\u4e9b\u7f16\u7a0b\u8bed\u8a00\u53ef\u4ee5\u81ea\u52a8\u4f18\u5316\u5c3e\u9012\u5f52\u4ee5\u907f\u514d\u6808\u6ea2\u51fa\uff0c\u4f46Python\u76ee\u524d\u4e0d\u652f\u6301\u6b64\u4f18\u5316\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u8bb0\u5fc6\u5316\u6280\u672f<\/strong>\uff1a\u901a\u8fc7\u7f13\u5b58\u5df2\u7ecf\u8ba1\u7b97\u8fc7\u7684\u7ed3\u679c\u6765\u63d0\u9ad8\u9012\u5f52\u51fd\u6570\u7684\u6548\u7387\u3002\u53ef\u4ee5\u4f7f\u7528Python\u7684<code>functools.lru_cache<\/code>\u88c5\u9970\u5668\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">from functools import lru_cache<\/p>\n<p>@lru_cache(maxsize=None)<\/p>\n<p>def fibonacci(n):<\/p>\n<p>    if n == 1 or n == 2:<\/p>\n<p>        return 1<\/p>\n<p>    else:<\/p>\n<p>        return fibonacci(n - 1) + fibonacci(n - 2)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u516b\u3001\u603b\u7ed3<\/p>\n<\/p>\n<p><p>\u9012\u5f52\u51fd\u6570\u662f\u89e3\u51b3\u9012\u5f52\u6027\u8d28\u95ee\u9898\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u4f46\u5728\u4f7f\u7528\u65f6\u9700\u8981\u6ce8\u610f\u57fa\u51c6\u6761\u4ef6\u3001\u9012\u5f52\u6df1\u5ea6\u548c\u6548\u7387\u95ee\u9898\u3002\u901a\u8fc7\u5408\u7406\u7684\u8bbe\u8ba1\u548c\u4f18\u5316\uff0c\u53ef\u4ee5\u5728Python\u4e2d\u9ad8\u6548\u5730\u5b9e\u73b0\u9012\u5f52\u7b97\u6cd5\u3002\u9012\u5f52\u5728\u6570\u5b66\u8ba1\u7b97\u3001\u6570\u636e\u7ed3\u6784\u904d\u5386\u3001\u5206\u6cbb\u7b97\u6cd5\u3001\u52a8\u6001\u89c4\u5212\u548c\u7ec4\u5408\u95ee\u9898\u4e2d\u90fd\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u7406\u89e3\u9012\u5f52\u7684\u672c\u8d28\uff0c\u5e76\u638c\u63e1\u5176\u4f18\u7f3a\u70b9\u53ca\u4f18\u5316\u65b9\u6cd5\uff0c\u5c06\u6709\u52a9\u4e8e\u5728\u590d\u6742\u95ee\u9898\u4e2d\u627e\u5230\u7b80\u6d01\u800c\u4f18\u96c5\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u9012\u5f52\u51fd\u6570\u5728Python\u4e2d\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n<p>\u9012\u5f52\u51fd\u6570\u662f\u6307\u5728\u5176\u5b9a\u4e49\u4e2d\u76f4\u63a5\u6216\u95f4\u63a5\u8c03\u7528\u81ea\u8eab\u7684\u51fd\u6570\u3002\u8fd9\u79cd\u51fd\u6570\u901a\u5e38\u7528\u4e8e\u89e3\u51b3\u53ef\u4ee5\u88ab\u5206\u89e3\u4e3a\u66f4\u5c0f\u5b50\u95ee\u9898\u7684\u95ee\u9898\uff0c\u4f8b\u5982\u8ba1\u7b97\u9636\u4e58\u3001\u6590\u6ce2\u90a3\u5951\u6570\u5217\u6216\u904d\u5386\u6811\u7ed3\u6784\u3002\u4f7f\u7528\u9012\u5f52\u65f6\uff0c\u5fc5\u987b\u786e\u4fdd\u51fd\u6570\u6709\u4e00\u4e2a\u57fa\u672c\u60c5\u51b5\uff0c\u4ee5\u9632\u6b62\u65e0\u9650\u9012\u5f52\u3002<\/p>\n<p><strong>\u5982\u4f55\u7f16\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u9012\u5f52\u51fd\u6570\u793a\u4f8b\uff1f<\/strong><\/p>\n<p>\u4e00\u4e2a\u7ecf\u5178\u7684\u9012\u5f52\u51fd\u6570\u793a\u4f8b\u662f\u8ba1\u7b97\u9636\u4e58\u3002\u9636\u4e58\u7684\u5b9a\u4e49\u662f\uff1an! = n * (n-1)!\uff0c\u5176\u4e2d0! = 1\u3002\u4e0b\u9762\u662f\u4e00\u4e2aPython\u4e2d\u9636\u4e58\u7684\u9012\u5f52\u5b9e\u73b0\uff1a<\/p>\n<pre><code class=\"language-python\">def factorial(n):\n    if n == 0:\n        return 1\n    else:\n        return n * factorial(n - 1)\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u57fa\u672c\u60c5\u51b5\u662fn\u7b49\u4e8e0\u65f6\u8fd4\u56de1\uff0c\u800c\u5bf9\u4e8e\u5176\u4ed6\u60c5\u51b5\uff0c\u51fd\u6570\u4f1a\u8c03\u7528\u81ea\u8eab\u5e76\u51cf\u5c0f\u53c2\u6570n\u7684\u503c\u3002<\/p>\n<p><strong>\u5982\u4f55\u5904\u7406\u9012\u5f52\u51fd\u6570\u4e2d\u7684\u5f02\u5e38\u60c5\u51b5\uff1f<\/strong><\/p>\n<p>\u5728\u4f7f\u7528\u9012\u5f52\u51fd\u6570\u65f6\uff0c\u5904\u7406\u5f02\u5e38\u60c5\u51b5\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u786e\u4fdd\u8f93\u5165\u503c\u4e3a\u975e\u8d1f\u6574\u6570\u3002\u53ef\u4ee5\u5728\u51fd\u6570\u5f00\u59cb\u65f6\u6dfb\u52a0\u6761\u4ef6\u68c0\u67e5\u6765\u5904\u7406\u8fd9\u4e9b\u60c5\u51b5\uff1a<\/p>\n<pre><code class=\"language-python\">def factorial(n):\n    if not isinstance(n, int) or n &lt; 0:\n        r<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>se ValueError(&quot;\u8f93\u5165\u5fc5\u987b\u662f\u975e\u8d1f\u6574\u6570&quot;)\n    if n == 0:\n        return 1\n    else:\n        return n * factorial(n - 1)\n<\/code><\/pre>\n<p>\u8fd9\u6837\u7684\u68c0\u67e5\u53ef\u4ee5\u786e\u4fdd\u51fd\u6570\u5728\u9762\u5bf9\u4e0d\u5408\u9002\u7684\u8f93\u5165\u65f6\u80fd\u7ed9\u51fa\u660e\u786e\u7684\u9519\u8bef\u63d0\u793a\uff0c\u907f\u514d\u51fa\u73b0\u610f\u5916\u7684\u884c\u4e3a\u3002<\/p>\n<p><strong>\u4ec0\u4e48\u60c5\u51b5\u4e0b\u4e0d\u5e94\u8be5\u4f7f\u7528\u9012\u5f52\uff1f<\/strong><\/p>\n<p>\u867d\u7136\u9012\u5f52\u51fd\u6570\u53ef\u4ee5\u7b80\u5316\u4ee3\u7801\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u4f7f\u7528\u9012\u5f52\u5e76\u4e0d\u5408\u9002\u3002\u4f8b\u5982\uff0c\u6df1\u5ea6\u9012\u5f52\u53ef\u80fd\u5bfc\u81f4\u6808\u6ea2\u51fa\u9519\u8bef\u3002\u5728\u5904\u7406\u5927\u578b\u6570\u636e\u96c6\u6216\u6df1\u5c42\u5d4c\u5957\u65f6\uff0c\u5efa\u8bae\u4f7f\u7528\u8fed\u4ee3\u65b9\u6cd5\u3002\u8fed\u4ee3\u901a\u5e38\u5728\u6027\u80fd\u548c\u5185\u5b58\u4f7f\u7528\u65b9\u9762\u66f4\u5177\u4f18\u52bf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u5b9a\u4e49\u9012\u5f52\u51fd\u6570\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528\u51fd\u6570\u8c03\u7528\u81ea\u8eab\u3001\u786e\u4fdd\u6709\u57fa\u51c6\u6761\u4ef6\u6765\u7ec8\u6b62\u9012\u5f52\u3001\u9632\u6b62\u65e0\u9650\u9012\u5f52\u3002\u9012\u5f52\u51fd\u6570\u662f\u4e00 [&hellip;]","protected":false},"author":3,"featured_media":982190,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/982184"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=982184"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/982184\/revisions"}],"predecessor-version":[{"id":982193,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/982184\/revisions\/982193"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/982190"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=982184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=982184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=982184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}