{"id":86172,"date":"2024-03-21T06:40:08","date_gmt":"2024-03-20T21:40:08","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/%e9%85%8d%e5%88%97%e5%86%85%e3%81%ae%e8%a6%81%e7%b4%a0%e3%82%92%e4%ba%8c%e5%88%86%e6%b3%95%e6%a4%9c%e7%b4%a2%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-03-27T04:40:21","modified_gmt":"2024-03-26T19:40:21","slug":"%e9%85%8d%e5%88%97%e5%86%85%e3%81%ae%e8%a6%81%e7%b4%a0%e3%82%92%e4%ba%8c%e5%88%86%e6%b3%95%e6%a4%9c%e7%b4%a2%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/%e9%85%8d%e5%88%97%e5%86%85%e3%81%ae%e8%a6%81%e7%b4%a0%e3%82%92%e4%ba%8c%e5%88%86%e6%b3%95%e6%a4%9c%e7%b4%a2%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"\u914d\u5217\u5185\u306e\u8981\u7d20\u3092\u4e8c\u5206\u6cd5\u691c\u7d22\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>VB\u8a00\u8a9e\u3067\u306f\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u3063\u3066\u914d\u5217\u8981\u7d20\u30922\u5206\u6cd5\u3067\u691c\u7d22\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">Function<\/span> BinarySearch(arr() <span class=\"hljs-keyword\">As<\/span> <span class=\"hljs-type\">Integer<\/span>, target <span class=\"hljs-keyword\">As<\/span> <span class=\"hljs-type\">Integer<\/span>) <span class=\"hljs-keyword\">As<\/span> <span class=\"hljs-type\">Integer<\/span>\r\n    <span class=\"hljs-keyword\">Dim<\/span> left <span class=\"hljs-keyword\">As<\/span> <span class=\"hljs-type\">Integer<\/span>\r\n    <span class=\"hljs-keyword\">Dim<\/span> right <span class=\"hljs-keyword\">As<\/span> <span class=\"hljs-type\">Integer<\/span>\r\n    <span class=\"hljs-keyword\">Dim<\/span> <span class=\"hljs-keyword\">mid<\/span> <span class=\"hljs-keyword\">As<\/span> <span class=\"hljs-type\">Integer<\/span>\r\n    \r\n    left = <span class=\"hljs-number\">0<\/span>\r\n    right = UBound(arr)\r\n    \r\n    <span class=\"hljs-keyword\">While<\/span> left &lt;= right\r\n        <span class=\"hljs-keyword\">mid<\/span> = (left + right) \\ <span class=\"hljs-number\">2<\/span>\r\n        \r\n        <span class=\"hljs-keyword\">If<\/span> arr(<span class=\"hljs-keyword\">mid<\/span>) = target <span class=\"hljs-keyword\">Then<\/span>\r\n            <span class=\"hljs-keyword\">Return<\/span> <span class=\"hljs-keyword\">mid<\/span>\r\n        <span class=\"hljs-keyword\">ElseIf<\/span> arr(<span class=\"hljs-keyword\">mid<\/span>) &lt; target <span class=\"hljs-keyword\">Then<\/span>\r\n            left = <span class=\"hljs-keyword\">mid<\/span> + <span class=\"hljs-number\">1<\/span>\r\n        <span class=\"hljs-keyword\">Else<\/span>\r\n            right = <span class=\"hljs-keyword\">mid<\/span> - <span class=\"hljs-number\">1<\/span>\r\n        <span class=\"hljs-keyword\">End<\/span> <span class=\"hljs-keyword\">If<\/span>\r\n    <span class=\"hljs-keyword\">End<\/span> <span class=\"hljs-keyword\">While<\/span>\r\n    \r\n    <span class=\"hljs-keyword\">Return<\/span> -<span class=\"hljs-number\">1<\/span> <span class=\"hljs-comment\">' \u5982\u679c\u672a\u627e\u5230\u76ee\u6807\u5143\u7d20\uff0c\u5219\u8fd4\u56de-1<\/span>\r\n<span class=\"hljs-keyword\">End<\/span> <span class=\"hljs-keyword\">Function<\/span>\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u306b\u304a\u3044\u3066\u3001\u914d\u5217arr\u304b\u3089\u8981\u7d20target\u3092\u63a2\u7d22\u3059\u308b\u3002\u5de6\u7aefleft\u3001\u53f3\u7aefright\u3092\u63a2\u7d22\u9818\u57df\u306e\u5883\u754c\u3068\u3057\u3066\u8a2d\u5b9a\u3057\u3001\u63a2\u7d22\u9818\u57df\u306e\u4e2d\u592e\u3092mid\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u3002\u5de6\u7aefleft\u3068\u53f3\u7aefright\u3092\u8abf\u6574\u3057\u3001\u8981\u7d20target\u3068arr[mid]\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u63a2\u7d22\u9818\u57df\u3092\u7d5e\u308a\u8fbc\u3093\u3067\u3044\u304f\u3002\u8981\u7d20target\u306e\u4f4d\u7f6e\u304c\u7279\u5b9a\u3067\u304d\u308c\u3070\u305d\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u8fd4\u3057\u3001\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u304b\u3063\u305f\u5834\u5408\u306b\u306f-1\u3092\u8fd4\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>VB\u8a00\u8a9e\u3067\u306f\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u3063\u3066\u914d\u5217\u8981\u7d20\u30922\u5206\u6cd5\u3067\u691c\u7d22\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 Function BinarySearch(arr() As Integer, target As Integer) As Integer Di [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-86172","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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