{"id":73919,"date":"2024-03-20T13:41:17","date_gmt":"2024-03-20T04:41:17","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aeceil%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%b3%95%e3%81%af\/"},"modified":"2025-08-11T04:56:48","modified_gmt":"2025-08-10T19:56:48","slug":"c%e3%81%aeceil%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%b3%95%e3%81%af","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aeceil%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%b3%95%e3%81%af\/","title":{"rendered":"C++\u306eceil\u95a2\u6570\u306e\u4f7f\u7528\u6cd5\u306f?"},"content":{"rendered":"<p>C++\u306eceil()\u95a2\u6570\u306f\u3001\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3092\u6700\u3082\u8fd1\u3044\u6574\u6570\u306b\u5207\u308a\u4e0a\u3052\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u305d\u306e\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u4ee5\u4e0a\u306e\u6700\u5c0f\u306e\u6574\u6570\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u30b7\u30fc\u30eb\u306e\u95a2\u6570\u4f7f\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;cmath&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-function\"><span class=\"hljs-type\">int<\/span> <span class=\"hljs-title\">main<\/span><span class=\"hljs-params\">()<\/span> <\/span>{\r\n    <span class=\"hljs-type\">double<\/span> x = <span class=\"hljs-number\">3.14<\/span>;\r\n    <span class=\"hljs-type\">double<\/span> result = <span class=\"hljs-built_in\">ceil<\/span>(x);\r\n    std::cout &lt;&lt; result &lt;&lt; std::endl;  <span class=\"hljs-comment\">\/\/ \u8f93\u51fa\uff1a4<\/span>\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001ceil() \u95a2\u6570\u306f 3.14 \u3092\u56db\u6368\u4e94\u5165\u3057\u3066 4 \u3068\u3044\u3046\u6700\u3082\u8fd1\u3044\u6574\u6570\u306b\u3057\u3001\u7d50\u679c\u3092 result \u5909\u6570\u306b\u683c\u7d0d\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u51fa\u529b\u30b9\u30c8\u30ea\u30fc\u30e0 std::cout \u3092\u901a\u3057\u3066\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u7d50\u679c\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C++\u306eceil()\u95a2\u6570\u306f\u3001\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3092\u6700\u3082\u8fd1\u3044\u6574\u6570\u306b\u5207\u308a\u4e0a\u3052\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u305d\u306e\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u4ee5\u4e0a\u306e\u6700\u5c0f\u306e\u6574\u6570\u3092\u8fd4\u3057\u307e\u3059\u3002 \u30b7\u30fc\u30eb\u306e\u95a2\u6570\u4f7f\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002 #inc [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[26,61],"class_list":["post-73919","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-26","tag-61"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C++\u306eceil\u95a2\u6570\u306e\u4f7f\u7528\u6cd5\u306f? 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