{"id":26939,"date":"2024-03-16T07:37:06","date_gmt":"2024-03-16T07:37:06","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/"},"modified":"2024-03-22T09:48:40","modified_gmt":"2024-03-22T09:48:40","slug":"how-can-n-arrays-be-read-using-a-scanner-in-java","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/","title":{"rendered":"How can n arrays be read using a scanner in Java?"},"content":{"rendered":"<p>You can use a loop to read n array elements. Here is an example code using the Scanner class to read n array elements.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">import<\/span> java.util.Scanner;\r\n\r\n<span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">Main<\/span> {\r\n    <span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">(String[] args)<\/span> {\r\n        <span class=\"hljs-type\">Scanner<\/span> <span class=\"hljs-variable\">scanner<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">Scanner<\/span>(System.in);\r\n\r\n        System.out.print(<span class=\"hljs-string\">\"\u8bf7\u8f93\u5165\u6570\u7ec4\u7684\u957f\u5ea6\uff1a\"<\/span>);\r\n        <span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">n<\/span> <span class=\"hljs-operator\">=<\/span> scanner.nextInt();\r\n\r\n        <span class=\"hljs-type\">int<\/span>[] arr = <span class=\"hljs-keyword\">new<\/span> <span class=\"hljs-title class_\">int<\/span>[n];\r\n\r\n        System.out.println(<span class=\"hljs-string\">\"\u8bf7\u9010\u4e2a\u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff1a\"<\/span>);\r\n        <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">i<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">0<\/span>; i &lt; n; i++) {\r\n            arr[i] = scanner.nextInt();\r\n        }\r\n\r\n        System.out.println(<span class=\"hljs-string\">\"\u8f93\u5165\u7684\u6570\u7ec4\u5143\u7d20\u4e3a\uff1a\"<\/span>);\r\n        <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">i<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">0<\/span>; i &lt; n; i++) {\r\n            System.out.print(arr[i] + <span class=\"hljs-string\">\" \"<\/span>);\r\n        }\r\n\r\n        scanner.close();\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>In the code example above, first the length of the array n is read from the console using the Scanner class. Then an integer array arr of length n is created. Next, a loop is used to read each element of the array one by one and store it in the array. Finally, the elements of the array are output.<\/p>\n<p>Please note that after reading all the array elements, we use scanner.close() to close the Scanner object. This is done to ensure proper resource release.<\/p>\n<p>I hope this helps you!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>You can use a loop to read n array elements. Here is an example code using the Scanner class to read n array elements. import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print(&#8220;\u8bf7\u8f93\u5165\u6570\u7ec4\u7684\u957f\u5ea6\uff1a&#8221;); int n = scanner.nextInt(); int[] arr = new int[n]; System.out.println(&#8220;\u8bf7\u9010\u4e2a\u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff1a&#8221;); for (int i [&hellip;]<\/p>\n","protected":false},"author":13,"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-26939","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 n arrays be read using a scanner in Java? - 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-n-arrays-be-read-using-a-scanner-in-java\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How can n arrays be read using a scanner in Java?\" \/>\n<meta property=\"og:description\" content=\"You can use a loop to read n array elements. Here is an example code using the Scanner class to read n array elements. import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print(&quot;\u8bf7\u8f93\u5165\u6570\u7ec4\u7684\u957f\u5ea6\uff1a&quot;); int n = scanner.nextInt(); int[] arr = new int[n]; System.out.println(&quot;\u8bf7\u9010\u4e2a\u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff1a&quot;); for (int i [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/\" \/>\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=\"2024-03-16T07:37:06+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T09:48:40+00:00\" \/>\n<meta name=\"author\" content=\"Isabella Edwards\" \/>\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=\"Isabella Edwards\" \/>\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-n-arrays-be-read-using-a-scanner-in-java\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/\"},\"author\":{\"name\":\"Isabella Edwards\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/5579144e23c225c8188167f3e3f888dd\"},\"headline\":\"How can n arrays be read using a scanner in Java?\",\"datePublished\":\"2024-03-16T07:37:06+00:00\",\"dateModified\":\"2024-03-22T09:48:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/\"},\"wordCount\":126,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/\",\"name\":\"How can n arrays be read using a scanner in Java? 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Here is an example code using the Scanner class to read n array elements. import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print(\"\u8bf7\u8f93\u5165\u6570\u7ec4\u7684\u957f\u5ea6\uff1a\"); int n = scanner.nextInt(); int[] arr = new int[n]; System.out.println(\"\u8bf7\u9010\u4e2a\u8f93\u5165\u6570\u7ec4\u5143\u7d20\uff1a\"); for (int i [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-16T07:37:06+00:00","article_modified_time":"2024-03-22T09:48:40+00:00","author":"Isabella Edwards","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Isabella Edwards","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/"},"author":{"name":"Isabella Edwards","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/5579144e23c225c8188167f3e3f888dd"},"headline":"How can n arrays be read using a scanner in Java?","datePublished":"2024-03-16T07:37:06+00:00","dateModified":"2024-03-22T09:48:40+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/"},"wordCount":126,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/","url":"https:\/\/www.silicloud.com\/blog\/how-can-n-arrays-be-read-using-a-scanner-in-java\/","name":"How can n arrays be read using a scanner in Java? 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