{"id":22322,"date":"2024-03-15T23:23:58","date_gmt":"2024-03-15T23:23:58","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/"},"modified":"2024-03-21T22:36:11","modified_gmt":"2024-03-21T22:36:11","slug":"how-can-duplicates-be-removed-and-output-in-the-c-language","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/","title":{"rendered":"How can duplicates be removed and output in the C language?"},"content":{"rendered":"<p>In C language, arrays and loops can be utilized to remove duplicate values and display the result.<\/p>\n<p>Here is an example code:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdio.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    <span class=\"hljs-type\">int<\/span> arr[] = {<span class=\"hljs-number\">1<\/span>, <span class=\"hljs-number\">2<\/span>, <span class=\"hljs-number\">3<\/span>, <span class=\"hljs-number\">4<\/span>, <span class=\"hljs-number\">2<\/span>, <span class=\"hljs-number\">5<\/span>, <span class=\"hljs-number\">6<\/span>, <span class=\"hljs-number\">4<\/span>, <span class=\"hljs-number\">7<\/span>, <span class=\"hljs-number\">8<\/span>, <span class=\"hljs-number\">7<\/span>, <span class=\"hljs-number\">9<\/span>};  <span class=\"hljs-comment\">\/\/ \u793a\u4f8b\u6570\u7ec4<\/span>\r\n    <span class=\"hljs-type\">int<\/span> n = <span class=\"hljs-keyword\">sizeof<\/span>(arr) \/ <span class=\"hljs-keyword\">sizeof<\/span>(arr[<span class=\"hljs-number\">0<\/span>]);  <span class=\"hljs-comment\">\/\/ \u6570\u7ec4\u957f\u5ea6<\/span>\r\n\r\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; n; i++) {\r\n        <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> j = i + <span class=\"hljs-number\">1<\/span>; j &lt; n; j++) {\r\n            <span class=\"hljs-keyword\">if<\/span> (arr[i] == arr[j]) {  <span class=\"hljs-comment\">\/\/ \u5982\u679c\u6709\u91cd\u590d\u503c<\/span>\r\n                <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> k = j; k &lt; n - <span class=\"hljs-number\">1<\/span>; k++) {  <span class=\"hljs-comment\">\/\/ \u540e\u9762\u7684\u5143\u7d20\u5f80\u524d\u79fb\u52a8<\/span>\r\n                    arr[k] = arr[k + <span class=\"hljs-number\">1<\/span>];\r\n                }\r\n                n--;  <span class=\"hljs-comment\">\/\/ \u6570\u7ec4\u957f\u5ea6\u51cf1<\/span>\r\n                j--;  <span class=\"hljs-comment\">\/\/ \u5faa\u73af\u53d8\u91cfj\u51cf1\uff0c\u4ee5\u4fbf\u7ee7\u7eed\u6bd4\u8f83\u79fb\u52a8\u540e\u7684\u5143\u7d20<\/span>\r\n            }\r\n        }\r\n    }\r\n\r\n    <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"\u5220\u9664\u91cd\u590d\u503c\u540e\u7684\u6570\u7ec4\u4e3a\uff1a\"<\/span>);\r\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; n; i++) {\r\n        <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"%d \"<\/span>, arr[i]);\r\n    }\r\n\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>Executing this code will result in:<\/p>\n<pre class=\"post-pre\"><code>\u5220\u9664\u91cd\u590d\u503c\u540e\u7684\u6570\u7ec4\u4e3a\uff1a1 2 3 4 5 6 7 8 9\r\n<\/code><\/pre>\n<p>The code first defines an example array &#8220;arr&#8221; and calculates the length &#8220;n&#8221; of the array using the sizeof operator. Then it uses two nested loops to compare the elements in the array one by one. If a duplicate value is found, the following elements are moved forward by one position and the array length &#8220;n&#8221; is recalculated. Finally, the code outputs the array with duplicate values removed using a loop.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In C language, arrays and loops can be utilized to remove duplicate values and display the result. Here is an example code: #include &lt;stdio.h&gt; int main() { int arr[] = {1, 2, 3, 4, 2, 5, 6, 4, 7, 8, 7, 9}; \/\/ \u793a\u4f8b\u6570\u7ec4 int n = sizeof(arr) \/ sizeof(arr[0]); \/\/ \u6570\u7ec4\u957f\u5ea6 for (int i [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-22322","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) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How can duplicates be removed and output in the C language? - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How can duplicates be removed and output in the C language?\" \/>\n<meta property=\"og:description\" content=\"In C language, arrays and loops can be utilized to remove duplicate values and display the result. Here is an example code: #include &lt;stdio.h&gt; int main() { int arr[] = {1, 2, 3, 4, 2, 5, 6, 4, 7, 8, 7, 9}; \/\/ \u793a\u4f8b\u6570\u7ec4 int n = sizeof(arr) \/ sizeof(arr[0]); \/\/ \u6570\u7ec4\u957f\u5ea6 for (int i [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-15T23:23:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-21T22:36:11+00:00\" \/>\n<meta name=\"author\" content=\"Ava Mitchell\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Ava Mitchell\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/\"},\"author\":{\"name\":\"Ava Mitchell\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64\"},\"headline\":\"How can duplicates be removed and output in the C language?\",\"datePublished\":\"2024-03-15T23:23:58+00:00\",\"dateModified\":\"2024-03-21T22:36:11+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/\"},\"wordCount\":110,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/\",\"name\":\"How can duplicates be removed and output in the C language? 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Here is an example code: #include &lt;stdio.h&gt; int main() { int arr[] = {1, 2, 3, 4, 2, 5, 6, 4, 7, 8, 7, 9}; \/\/ \u793a\u4f8b\u6570\u7ec4 int n = sizeof(arr) \/ sizeof(arr[0]); \/\/ \u6570\u7ec4\u957f\u5ea6 for (int i [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-15T23:23:58+00:00","article_modified_time":"2024-03-21T22:36:11+00:00","author":"Ava Mitchell","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Ava Mitchell","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/"},"author":{"name":"Ava Mitchell","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/a3e2658c2cb9fb2be95ae0a8861f4a64"},"headline":"How can duplicates be removed and output in the C language?","datePublished":"2024-03-15T23:23:58+00:00","dateModified":"2024-03-21T22:36:11+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/"},"wordCount":110,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/","url":"https:\/\/www.silicloud.com\/blog\/how-can-duplicates-be-removed-and-output-in-the-c-language\/","name":"How can duplicates be removed and output in the C language? 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