{"id":436,"date":"2025-04-08T18:55:50","date_gmt":"2025-04-08T10:55:50","guid":{"rendered":"https:\/\/9iwd.top\/?p=436"},"modified":"2025-04-08T19:50:08","modified_gmt":"2025-04-08T11:50:08","slug":"%e7%b1%bb%e5%92%8c%e5%af%b9%e8%b1%a1-%e5%b0%81%e8%a3%85-%e5%b1%9e%e6%80%a7%e5%92%8c%e8%a1%8c%e4%b8%ba%e4%bd%9c%e4%b8%ba%e6%95%b4%e4%bd%93%e7%b1%bb%e5%92%8c%e5%af%b9%e8%b1%a1","status":"publish","type":"post","link":"http:\/\/9iwd.top\/?p=436","title":{"rendered":"13.1\u7c7b\u548c\u5bf9\u8c61-\u5c01\u88c5-\u5c5e\u6027\u548c\u884c\u4e3a\u4f5c\u4e3a\u6574\u4f53\u7c7b\u548c\u5bf9\u8c61"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>#include &lt;iostream>\t \/\/ \u8f93\u51fa\u6d41\u5e93\r\nusing namespace std; \/\/ \u4f7f\u7528\u6807\u51c6\u547d\u540d\u7a7a\u95f4\r\n\r\n\/\/ \u521b\u5efa\u5e38\u91cf\r\nconst double PI = 3.14;\r\n\r\n\/\/ \u8bfe\u7a0b\uff1a\u8bbe\u8ba1\u4e00\u4e2a\u7c7b,\u7c7b\u540e\u9762\u9694\u7740\u5c31\u662f\u7c7b\u540d\u79f0\r\nclass Circle\r\n{\r\n\t\/\/ \u8bbf\u95ee\u6743\u9650\r\n\t\/\/ \u516c\u5171\u6743\u9650\r\npublic:\r\n\t\/\/ \u8bbf\u95ee\u5c5e\u6027\r\n\t\/\/ \u534a\u5f84\r\n\tint m_r;\r\n\r\n\t\/\/ \u884c\u4e3a\r\n\t\/\/ \u83b7\u53d6\u5706\u7684\u5468\u957f\r\n\tdouble calculateZC()\r\n\t{\r\n\t\treturn 2 * PI * m_r;\r\n\t}\r\n};\r\n\r\nint main()\r\n{\r\n\tsystem(\"chcp 65001\"); \/\/ \u4e34\u65f6\u8bbe\u7f6eUTF-8\u7f16\u7801\r\n\t\/\/   \u901a\u8fc7\u5706\u7c7b \u521b\u5efa\u4e00\u4e2a\u5177\u4f53\u7684\u5706(\u5bf9\u8c61)\r\n\tCircle C1;\r\n\tC1.m_r = 10;\r\n\r\n\t\/\/ \u6253\u5370\u51fa\u5f53\u524d\u5706\u7684\u5468\u957f\r\n\tcout &lt;&lt; \"\u5f53\u524d\u5706\u7684\u5468\u957f\" &lt;&lt; C1.calculateZC() &lt;&lt; endl;\r\n\r\n\tsystem(\"pause\"); \/\/ \u63a7\u5236\u53f0\u6682\u505c\uff0c\u7b49\u5f85\u4e0b\u4e00\u6b65\u64cd\u4f5c\r\n\treturn 0;\t\t \/\/ \u7ed3\u675f\u8fd4\u56de\u503c\uff1a0\r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"_links":{"self":[{"href":"http:\/\/9iwd.top\/index.php?rest_route=\/wp\/v2\/posts\/436"}],"collection":[{"href":"http:\/\/9iwd.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/9iwd.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/9iwd.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/9iwd.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=436"}],"version-history":[{"count":4,"href":"http:\/\/9iwd.top\/index.php?rest_route=\/wp\/v2\/posts\/436\/revisions"}],"predecessor-version":[{"id":440,"href":"http:\/\/9iwd.top\/index.php?rest_route=\/wp\/v2\/posts\/436\/revisions\/440"}],"wp:attachment":[{"href":"http:\/\/9iwd.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/9iwd.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=436"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/9iwd.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}