{"id":125971,"date":"2020-01-12T14:40:51","date_gmt":"2020-01-12T06:40:51","guid":{"rendered":"http:\/\/4563.org\/?p=125971"},"modified":"2020-01-12T14:40:51","modified_gmt":"2020-01-12T06:40:51","slug":"%e6%80%8e%e6%a0%b7%e5%ad%a6%e4%b9%a0%e9%80%92%e5%bd%92%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=125971","title":{"rendered":"\u600e\u6837\u5b66\u4e60\u9012\u5f52\uff1f"},"content":{"rendered":"
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\u600e\u6837\u5b66\u4e60\u9012\u5f52\uff1f <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : ninechapter <\/span> <\/i> 63<\/span> <\/div>\n
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\u4e13\u680f | \u4e5d\u7ae0\u7b97\u6cd5
\u7f51\u5740 | www.jiuzhang.com<\/p>\n<\/blockquote>\n

\u9012\u5f52\u8981\u548c\u8fed\u4ee3\u6bd4\u8f83\u6765\u770b\u3002<\/p>\n

\u8fed\u4ee3<\/strong>\u662f\u91cd\u590d\u53cd\u9988\u8fc7\u7a0b\u7684\u6d3b\u52a8\uff0c\u5176\u76ee\u7684\u901a\u5e38\u662f\u4e3a\u4e86\u903c\u8fd1\u6240\u9700\u76ee\u6807\u6216\u7ed3\u679c\u3002\u6bcf\u4e00\u6b21\u5bf9\u8fc7\u7a0b\u7684\u91cd\u590d\u79f0\u4e3a\u4e00\u6b21\u201c\u8fed\u4ee3\u201d\uff0c\u800c\u6bcf\u4e00\u6b21\u8fed\u4ee3\u5f97\u5230\u7684\u7ed3\u679c\u4f1a\u4f5c\u4e3a\u4e0b\u4e00\u6b21\u8fed\u4ee3\u7684\u521d\u59cb\u503c\uff0c\u56e0\u6b64\u8fed\u4ee3\u662f\u4ece\u524d\u5f80\u540e\u8ba1\u7b97\u7684\u3002<\/p>\n

\u9012\u5f52<\/strong>\u5219\u662f\u4e00\u6b65\u4e00\u6b65\u5f80\u524d\u9012\u63a8\uff0c\u76f4\u5230\u9012\u5f52\u57fa\u7840\uff0c\u5bfb\u627e\u4e00\u6761\u8def\u5f84\uff0c \u7136\u540e\u518d\u7531\u524d\u5411\u540e\u8ba1\u7b97\u3002<\/p>\n

\u8fed\u4ee3\u662f\u4ece\u524d\u5f80\u540e\u8ba1\u7b97\u7684\uff0c\u800c\u9012\u5f52\u5219\u662f\u5148\u4ece\u540e\u5f80\u524d\u63a8\uff0c\u7136\u540e\u518d\u7531\u524d\u5f80\u540e\u8ba1\u7b97\uff0c\u6709\u201c\u9012\u201d\u53c8\u6709\u201c\u5f52\u201d\u3002<\/p>\n

\u901a\u4fd7\u6765\u8bb2\uff1a\u5f15\u81ea @lishichengyan<\/p>\n

\u4e00\u4e2a\u5c0f\u670b\u53cb\u5750\u5728\u7b2c 10 \u6392\uff0c\u4ed6\u7684\u4f5c\u4e1a\u672c\u88ab\u5c0f\u7ec4\u957f\u6254\u5230\u4e86\u7b2c 1 \u6392\uff0c\u5c0f\u670b\u53cb\u8981\u62ff\u56de\u4ed6\u7684\u4f5c\u4e1a\u672c\uff0c\u53ef\u4ee5\u600e\u4e48\u529e\uff1f<\/p>\n

\u4ed6\u53ef\u4ee5\u62cd\u62cd\u7b2c 9 \u6392\u5c0f\u670b\u53cb\uff0c\u8bf4\u201c\u5e2e\u6211\u62ff\u7b2c 1 \u6392\u7684\u672c\u5b50\u201d\uff0c\u800c\u7b2c 9 \u6392\u7684\u5c0f\u670b\u53cb\u53ef\u4ee5\u62cd\u62cd\u7b2c 8 \u6392\u5c0f\u670b\u53cb\uff0c\u8bf4\u201c\u5e2e\u6211\u62ff\u7b2c 1 \u6392\u7684\u672c\u5b50\u201d…\u5982\u6b64\u4e0b\u53bb\uff0c\u6d88\u606f\u7ec8\u4e8e\u4f20\u5230\u4e86\u7b2c 1 \u6392\u5c0f\u670b\u53cb\u90a3\u91cc\uff0c\u4e8e\u662f\u4ed6\u628a\u672c\u5b50\u9012\u7ed9\u7b2c 2 \u6392\uff0c\u7b2c 2 \u6392\u53c8\u9012\u7ed9\u7b2c 3 \u6392…\u7ec8\u4e8e\uff0c\u672c\u5b50\u5230\u624b\u5566\uff01<\/p>\n

\u8fd9\u5c31\u662f\u9012\u5f52\uff0c\u62cd\u62cd\u5c0f\u670b\u53cb\u7684\u80cc\u53ef\u4ee5\u7c7b\u6bd4\u51fd\u6570\u8c03\u7528\uff0c\u800c\u5c0f\u670b\u53cb\u4eec\u90fd\u8bb0\u5f97\u8981\u4f20\u6d88\u606f\u3001\u9001\u672c\u5b50\uff0c\u662f\u56e0\u4e3a\u4ed6\u4eec\u6709\u8bb0\u5fc6\u529b\uff0c\u8fd9\u53ef\u4ee5\u7c7b\u6bd4\u6808\u3002<\/p>\n

\u66f4\u4e25\u8c28\u4e00\u4e9b\uff0c\u9012\u5f52\u8574\u542b\u7684\u601d\u60f3\u5176\u5b9e\u662f\u6570\u5b66\u5f52\u7eb3\u6cd5\uff1a\u4e3a\u4e86\u6c42\u89e3\u95ee\u9898 p \uff08 n \uff09\uff0c\u9996\u5148\u89e3\u51b3\u57fa\u7840\u60c5\u5f62 p \uff08 1 \uff09\uff0c\u7136\u540e\u5047\u5b9a p \uff08 n-1 \uff09\u5df2\u7ecf\u89e3\u51b3\uff0c\u5728\u6b64\u57fa\u7840\u4e0a\u82e5 p \uff08 n \uff09\u5f97\u89e3\uff0c\u90a3\u6240\u6709\u95ee\u9898\u5747\u5f97\u89e3\u3002<\/p>\n

\u9012\u5f52\u4e09\u8981\u7d20<\/h2>\n

\u9012\u5f52\u7684\u5b9a\u4e49<\/strong>\uff1a\u63a5\u53d7\u4ec0\u4e48\u53c2\u6570\uff0c\u8fd4\u56de\u4ec0\u4e48\u503c\uff0c\u4ee3\u8868\u4ec0\u4e48\u610f\u601d \u3002\u5f53\u51fd\u6570\u76f4\u63a5\u6216\u8005\u95f4\u63a5\u8c03\u2f64\u2f83\u2f30\u65f6\uff0c\u5219\u53d1\u2f63\u4e86\u9012\u5f52<\/p>\n

\u9012\u5f52\u7684\u62c6\u89e3<\/strong>\uff1a\u6bcf\u6b21\u9012\u5f52\u90fd\u662f\u4e3a\u4e86\u8ba9\u95ee\u9898\u89c4\u6a21\u53d8\u2f29<\/p>\n

\u9012\u5f52\u7684\u51fa\u2f1d<\/strong>\uff1a\u5fc5\u987b\u6709\u2f00\u4e2a\u660e\u786e\u7684\u7ed3\u675f\u6761\u4ef6\u3002\u56e0\u4e3a\u9012\u5f52\u5c31\u662f\u6709\u201c\u9012\u201d\u6709\u201c\u5f52\u201d\uff0c\u6240\u4ee5\u5fc5\u987b\u53c8\u6709\u4e00\u4e2a\u660e\u786e\u7684\u70b9\uff0c\u5230\u4e86\u8fd9\u4e2a\u70b9\uff0c\u5c31\u4e0d\u7528\u201c\u9012\u4e0b\u53bb\u201d\uff0c\u800c\u662f\u5f00\u59cb\u201c\u5f52\u6765\u201d\u3002<\/p>\n

\"\u600e\u6837\u5b66\u4e60\u9012\u5f52\uff1f\"<\/p>\n

\u4e0b\u9762\u8fd9\u4e2a\u6c42 n! \u7684\u4f8b\u5b50\u4e2d\uff0c\u9012\u5f52\u51fa\u53e3\uff08\u786e\u5b9a\u9012\u5f52\u4ec0\u4e48\u65f6\u5019\u7ed3\u675f\uff09\u662f fun(1)=1\uff0c\u9012\u5f52\u4f53\uff08\u786e\u5b9a\u9012\u5f52\u6c42\u89e3\u65f6\u7684\u9012\u5f52\u5173\u7cfb\uff09\u662f fun(n)=n*fun(n-1)\uff0cn>1\u3002<\/p>\n

int fun(int n){      if(n==1)         return 1;     else         return n*fun(n-1);  }  <\/code><\/pre>\n
\u9012\u5f52\u7ecf\u5178\u6848\u4f8b\u8fd8\u6709\u6590\u6ce2\u90a3\u5951\u6570\u5217\u3001\u2f06\u9636\u9636\u4e58\u7b49\uff0c\u60f3\u8981\u66f4\u597d\u5730\u638c\u63e1\u8fd9\u4e2a\u77e5\u8bc6\u70b9\uff0c\u53ef\u4ee5\u53bb\u542c\u300a\u9012\u5f52\u56db\u8bb2\u300b\u54e6~<\/p>\n
\u300a\u9012\u5f52\u56db\u8bb2\u300b\u8fd9\u95e8\u539f\u4ef7$199 \u7684\u8bfe\u7a0b\uff0c\u73b0\u5728\u514d\u8d39\u5373\u53ef\u83b7\u5f97<\/strong>\uff01<\/p>\n
\u53c2\u4e0e\u65b9\u5f0f<\/strong>\uff1a<\/p>\n
\u6233\u6211\u514d\u8d39\u8bd5\u542c\u540e\uff0c\u6dfb\u52a0\u4e5d\u7ae0 Sunny \u5fae\u4fe1 jiuzhang15\uff0c\u56de\u590d [v2ex \u9012\u5f52] + \u8bd5\u542c\u62a5\u540d\u622a\u56fe\u5373\u53ef\u514d\u8d39\u83b7\u5f97\u672c\u8bfe\u7a0b<\/strong>\u3002<\/p>\n<\/p><\/div>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (0<\/span>)        <\/div>\n
 <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n","protected":false},"excerpt":{"rendered":"
    \u600e\u6837\u5b66\u4e60\u9012\u5f52\uff1f \u8cc7\u6df1\u5927\u4f6c : ni…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/125971"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=125971"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/125971\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125971"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}