{"id":241,"date":"2020-02-27T17:10:35","date_gmt":"2020-02-27T09:10:35","guid":{"rendered":"https:\/\/wwwwodddd.com\/?p=241"},"modified":"2020-02-27T17:14:23","modified_gmt":"2020-02-27T09:14:23","slug":"ternary-operator","status":"publish","type":"post","link":"https:\/\/wwwwodddd.com\/wordpress\/ternary-operator\/","title":{"rendered":"Ternary Operator"},"content":{"rendered":"<p><!--more--><\/p>\n<p>https:\/\/en.cppreference.com\/w\/c\/language\/operator_precedence<\/p>\n<p>https:\/\/en.cppreference.com\/w\/cpp\/language\/operator_precedence<\/p>\n<p>\u4ee5\u5e38\u89c1\u7684\u5e76\u67e5\u96c6\u4e3a\u4f8b\u5b50<\/p>\n<pre><code class=\"language-cpp line-numbers\">int f[233];\nint F(int x)\n{\n    return f[x] != x ? f[x] = F(f[x]) : x;\n}\n<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\uff0c\u57282\u4e2a\u8bed\u8a00\u4e2d\u90fd\u662f\u53ef\u4ee5\u7684\u3002<\/p>\n<pre><code class=\"language-cpp line-numbers\">int f[233];\nint F(int x)\n{\n    return f[x] == x ? : x : f[x] = F(f[x]);\n}\n<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\uff0c\u53ea\u80fd\u5728C++\u4e2d\u8fd0\u884c<br \/>\n\u56e0\u4e3a\u5728C\u8bed\u8a00\u4e2d\uff0c\u5148\u8ba1\u7b97\u4e09\u76ee\u8fd0\u7b97\u7b26\uff0c\u518d\u8ba1\u7b97\u8d4b\u503c\uff0c\u4f1a\u89e3\u91ca\u4e3a<\/p>\n<pre><code class=\"language-c line-numbers\">    return (f[x] == x ? x : f[x]) = F(f[x]);\n<\/code><\/pre>\n<p>\u7136\u540eC\u8bed\u8a00\u4e2d\uff0c\u4e09\u76ee\u8fd0\u7b97\u7b26\u662f\u4e0d\u8fd4\u56de\u5de6\u503c\u7684\uff08\u4e5f\u5c31\u662f\u8fd4\u56de\u7684\u4e1c\u897f\uff0c\u4e0d\u80fd\u88ab\u8d4b\u503c\uff09<\/p>\n<p>\u5728C++\u4e2d\uff0c\u56e0\u4e3a\u4e09\u76ee\u8fd0\u7b97\u7b26\u548c\u8d4b\u503c\u7684\u4f18\u5148\u7ea7\u76f8\u540c\uff0c\u5148\u8ba1\u7b97\u8d4b\u503c\uff0c\u518d\u8ba1\u7b97\u4e09\u76ee\u8fd0\u7b97\u7b26<\/p>\n<pre><code class=\"language-c line-numbers\">    return f[x] == x ? x : (f[x] = F(f[x]));\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-241","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/posts\/241","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/comments?post=241"}],"version-history":[{"count":0,"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/posts\/241\/revisions"}],"wp:attachment":[{"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/media?parent=241"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/categories?post=241"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wwwwodddd.com\/wordpress\/wp-json\/wp\/v2\/tags?post=241"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}