{"id":8755,"date":"2024-03-14T08:37:02","date_gmt":"2024-03-14T08:37:02","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-print-a-right-angled-triangle-using-java\/"},"modified":"2025-08-03T09:14:58","modified_gmt":"2025-08-03T09:14:58","slug":"how-to-print-a-right-angled-triangle-using-java","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-print-a-right-angled-triangle-using-java\/","title":{"rendered":"Java Right-Angled Triangle: Print with Nested Loops"},"content":{"rendered":"<p>Nested loops can be used to print a right-angled triangle as shown below:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">public<\/span> <span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title class_\">PrintTriangle<\/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\">int<\/span> <span class=\"hljs-variable\">rows<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">5<\/span>; <span class=\"hljs-comment\">\/\/ \u4e09\u89d2\u5f62\u7684\u884c\u6570<\/span>\r\n        \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\">1<\/span>; i &lt;= rows; i++) {\r\n            <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-type\">int<\/span> <span class=\"hljs-variable\">j<\/span> <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-number\">1<\/span>; j &lt;= i; j++) {\r\n                System.out.print(<span class=\"hljs-string\">\"* \"<\/span>);\r\n            }\r\n            System.out.println();\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>Running the above code will output:<\/p>\n<pre class=\"post-pre\"><code>* \r\n* * \r\n* * * \r\n* * * * \r\n* * * * * \r\n<\/code><\/pre>\n<p>You can adjust the value of rows as needed to control the size of the triangle.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nested loops can be used to print a right-angled triangle as shown below: public class PrintTriangle { public static void main(String[] args) { int rows = 5; \/\/ \u4e09\u89d2\u5f62\u7684\u884c\u6570 for (int i = 1; i &lt;= rows; i++) { for (int j = 1; j &lt;= i; j++) { System.out.print(&#8220;* &#8220;); } System.out.println(); } } [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[9612,180,8952,11930,11929],"class_list":["post-8755","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-java-code-example","tag-java-programming","tag-nested-loops","tag-print-patterns","tag-right-angled-triangle"],"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>Java Right-Angled Triangle: Print with Nested Loops - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn to print a right-angled triangle in Java using nested loops. 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