{"id":1699,"date":"2026-05-31T01:04:04","date_gmt":"2026-05-30T17:04:04","guid":{"rendered":"http:\/\/wordpress.fangt.online\/?p=1699"},"modified":"2026-05-31T01:04:05","modified_gmt":"2026-05-30T17:04:05","slug":"1405%ef%bc%9a%e8%b4%a8%e6%95%b0%e7%9a%84%e5%92%8c%e4%b8%8e%e7%a7%af","status":"publish","type":"post","link":"http:\/\/wordpress.fangt.online\/index.php\/2026\/05\/31\/1405%ef%bc%9a%e8%b4%a8%e6%95%b0%e7%9a%84%e5%92%8c%e4%b8%8e%e7%a7%af\/","title":{"rendered":"1405\uff1a\u8d28\u6570\u7684\u548c\u4e0e\u79ef"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>#include &lt;bits\/stdc++.h>\nusing namespace std;\n\/\/1405\nbool isprime(int n){\n    for(int i=2;i&lt;=sqrt(n);i++)\n        if(n%i==0) return false;\n    return true;\n}\nint main(){\n    int s;\n    cin>>s;\n    int d=s\/2;\n    for(int i=d;i>0;i--){\n        if(isprime(i)){\n            if(isprime(s-i)){\n                cout&lt;&lt;i*(s-i);\n                return 0;\n            }\n        }\n    }\n    return 0;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[58],"tags":[],"class_list":["post-1699","post","type-post","status-publish","format-standard","hentry","category-st"],"_links":{"self":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts\/1699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/comments?post=1699"}],"version-history":[{"count":1,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts\/1699\/revisions"}],"predecessor-version":[{"id":1700,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/posts\/1699\/revisions\/1700"}],"wp:attachment":[{"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/media?parent=1699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/categories?post=1699"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wordpress.fangt.online\/index.php\/wp-json\/wp\/v2\/tags?post=1699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}