{"id":8480,"date":"2022-08-12T18:32:26","date_gmt":"2022-08-12T13:02:26","guid":{"rendered":"https:\/\/golangbyexamples.com\/?p=8480"},"modified":"2022-08-12T18:34:35","modified_gmt":"2022-08-12T13:04:35","slug":"ugly-number-golang","status":"publish","type":"post","link":"https:\/\/golangbyexamples.com\/ugly-number-golang\/","title":{"rendered":"Program for ugly number in Go (Golang)"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_17 counter-hierarchy counter-decimal ez-toc-light-blue\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/golangbyexamples.com\/ugly-number-golang\/#Overview\" title=\"Overview\">Overview<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/golangbyexamples.com\/ugly-number-golang\/#Program\" title=\"Program\">Program<\/a><\/li><\/ul><\/nav><\/div>\n<h1 class=\"has-large-font-size wp-block-heading\"><span class=\"ez-toc-section\" id=\"Overview\"><\/span><strong>Overview<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"has-medium-font-size\">An ugly number is a number whose prime factors are limited to 2,3 and 5.<\/p>\n\n\n\n<p class=\"has-medium-font-size\">Given a number, n return true if it is an ugly number otherwise return false.<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Example 1<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-\">Input: 12\nOutput: true<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Example 2<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">Input: 7 \nOutput: false<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">Idea is to<\/p>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>While the number is a factor of two keep dividing the number by 2<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>While the number is a factor of three keep dividing the number by 3<\/li><\/ul>\n\n\n\n<ul class=\"has-medium-font-size wp-block-list\"><li>While the number is a factory of five keep dividing the number by 5<\/li><\/ul>\n\n\n\n<p class=\"has-medium-font-size\">In the end, if the number is equal to 1 then return true otherwise return false<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Program\"><\/span><strong>Program<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"has-medium-font-size\">Below is the program for the same<\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-go\">package main\n\nimport \"fmt\"\n\nfunc isUgly(n int) bool {\n\tif n == 0 {\n\t\treturn false\n\t}\n\tif n == 1 {\n\t\treturn true\n\t}\n\n\tfor {\n\t\tif n%2 != 0 {\n\t\t\tbreak\n\t\t}\n\t\tn = n \/ 2\n\t}\n\n\tfor {\n\t\tif n%3 != 0 {\n\t\t\tbreak\n\t\t}\n\t\tn = n \/ 3\n\t}\n\n\tfor {\n\t\tif n%5 != 0 {\n\t\t\tbreak\n\t\t}\n\t\tn = n \/ 5\n\t}\n\n\treturn n == 1\n}\n\nfunc main() {\n\toutput := isUgly(12)\n\tfmt.Println(output)\n\n\toutput = isUgly(7)\n\tfmt.Println(output)\n}<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-prismatic-blocks\"><code class=\"language-\">true\nfalse<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\"><strong>Note: <\/strong>Check out our Golang Advanced Tutorial. The tutorials in this series are elaborative and we have tried to cover all concepts with examples. This tutorial is for those who are looking to gain expertise and a solid understanding of golang &#8211; <a href=\"https:\/\/golangbyexamples.com\/golang-comprehensive-tutorial\/\">Golang Advance Tutorial<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Also if you are interested in understanding how all design patterns can be implemented in Golang. If yes, then this post is for you &#8211; <a href=\"https:\/\/golangbyexamples.com\/all-design-patterns-golang\/\">All Design Patterns Golang<\/a><\/p>\n\n\n\n<p class=\"has-medium-font-size\">Also, check out our system design tutorial series here &#8211; <a href=\"https:\/\/techbyexample.com\/system-design-questions\/\">System Design Tutorial Series<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Table of Contents OverviewProgram Overview An ugly number is a number whose prime factors are limited to 2,3 and 5. Given a number, n return true if it is an ugly number&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":"","jetpack_publicize_message":"","jetpack_is_tweetstorm":false},"categories":[1],"tags":[],"class_list":["post-8480","post","type-post","status-publish","format-standard","hentry","category-tech"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Program for ugly number in Go (Golang) - Welcome To Golang By Example<\/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:\/\/golangbyexamples.com\/ugly-number-golang\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Program for ugly number in Go (Golang) - Welcome To Golang By Example\" \/>\n<meta property=\"og:description\" content=\"Table of Contents OverviewProgram Overview An ugly number is a number whose prime factors are limited to 2,3 and 5. 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