{"id":2874,"date":"2021-06-07T15:13:34","date_gmt":"2021-06-07T09:43:34","guid":{"rendered":"https:\/\/www.codingbroz.com\/?p=2874"},"modified":"2021-06-22T20:01:31","modified_gmt":"2021-06-22T14:31:31","slug":"java-exception-handling-solution","status":"publish","type":"post","link":"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/","title":{"rendered":"Java Exception Handling | HackerRank Solution"},"content":{"rendered":"\n<p>Hello coders, today we are going to solve <strong>Java Exception Handling HackerRank Solution<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1167\" height=\"675\" src=\"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/java-exception.png\" alt=\"Java Exception Handling\" class=\"wp-image-2875\" srcset=\"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/java-exception.png 1167w, https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/java-exception-768x444.png 768w\" sizes=\"(max-width: 1167px) 100vw, 1167px\" \/><\/figure>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_65 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-662ca88095d32\" class=\"ez-toc-cssicon-toggle-label\"><label class=\"ez-toc-title\">Table of Contents<\/label>\n<span class=\"ez-toc-cssicon\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #0090ff;color:#0090ff\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #0090ff;color:#0090ff\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-662ca88095d32\" checked \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Problem\" title=\"Problem\">Problem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Input_Format\" title=\"Input Format\">Input Format<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Constraint\" title=\"Constraint\">Constraint<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Output_Format\" title=\"Output Format\">Output Format<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Sample_Input\" title=\"Sample Input\">Sample Input<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Sample_Output\" title=\"Sample Output\">Sample Output<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Explanation\" title=\"Explanation\">Explanation<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.codingbroz.com\/java-exception-handling-solution\/#Solution_%E2%80%93_Java_Exception_Handling\" title=\"Solution &#8211; Java Exception Handling\">Solution &#8211; Java Exception Handling<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Problem\"><\/span><strong>Problem<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>You are required to compute the power of a number by implementing a calculator. Create a class MyCalculator which consists of a single method long power(int, int). This method takes two integers, <strong>n <\/strong>and <strong>p<\/strong>, as parameters and finds <strong>n<sup>p<\/sup><\/strong>. If either <strong>n <\/strong>or <strong>p <\/strong>is negative, then the method must throw an exception which says &#8220;<strong> n or p should not be negative <\/strong>&#8220;. Also, if both <strong>n <\/strong>and <strong>p <\/strong>are zero, then the method must throw an exception which says &#8220;<strong>n or p should not be zero .<\/strong>&#8220;<br>For example, -4 and -5 would result in <strong>java.lang.Exception : n or p should not be negative<\/strong>.<\/p>\n\n\n\n<p>Complete the function power in class MyCalculator and return the appropriate result after the power operation or an appropriate exception as detailed above.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Input_Format\"><\/span><strong>Input Format<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Each line of the input contains two integers, <strong>n <\/strong>and <strong>p<\/strong>. The locked stub code in the editor reads the input and sends the values to the method as parameters.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Constraint\"><\/span><strong>Constraint<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul><li><strong>-10 &lt;= n &lt;= 10<\/strong><\/li><li><strong>-10 &lt;= p &lt;= 10<\/strong><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Output_Format\"><\/span><strong>Output Format<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Each line of the output contains the result <strong>n<sup>p<\/sup><\/strong>, if both <strong>n <\/strong>and <strong>p <\/strong>are positive. If either <strong>n <\/strong>or <strong>p <\/strong>is negative, the output contains &#8220;n and p should be non-negative&#8221;. If both <strong>n <\/strong>and <strong>p <\/strong>are zero, the output contains &#8220;n and p should not be zero.&#8221;. This is printed by the locked stub code in the editor.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sample_Input\"><\/span><strong>Sample Input<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>3 5\n2 4\n0 0\n-1 -2\n-1 3<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sample_Output\"><\/span><strong>Sample Output<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code> 243\n 16\n java.lang.Exception: n and p should not be zero.\n java.lang.Exception: n or p should not be negative.\n java.lang.Exception: n or p should not be negative.<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Explanation\"><\/span><strong>Explanation<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<ul><li>In the first two cases, both <strong>n <\/strong>and <strong>p <\/strong>are postive. So, the power function returns the answer correctly.<\/li><li>In the third case, both <strong>n <\/strong>and <strong>p <\/strong>are zero. So, the exception, &#8220;n and p should not be zero.&#8221;, is printed.<\/li><li>In the last two cases, at least one out of <strong>n <\/strong>and <strong>p <\/strong>is negative. So, the exception, &#8220;n or p should not be negative.&#8221;, is printed for these two cases.<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Solution_%E2%80%93_Java_Exception_Handling\"><\/span><strong>Solution &#8211; Java Exception Handling<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"java\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">import java.util.Scanner;\nimport java.math.*;\nclass MyCalculator {\n    \/*\n    * Create the method long power(int, int) here.\n    *\/\n  \n    public static long power(int a,int b) throws Exception{\n        long la = a;\n        long lb = b;\n             long c = (long)Math.pow(la,lb);\n             if(la==0 &amp;&amp; lb==0)  {\n                 throw new Exception(\"n and p should not be zero.\");\n\n             }\n             else if(la&lt;0 || lb &lt;0) {\n             throw new Exception(\"n or p should not be negative.\");\n             \n             }\n             else\n             return c;\n      \n    }\n   \n  \n}\n\npublic class Solution {\n    public static final MyCalculator my_calculator = new MyCalculator();\n    public static final Scanner in = new Scanner(System.in);\n    \n    public static void main(String[] args) {\n        while (in .hasNextInt()) {\n            int n = in .nextInt();\n            int p = in .nextInt();\n            \n            try {\n                System.out.println(my_calculator.power(n, p));\n            } catch (Exception e) {\n                System.out.println(e);\n            }\n        }\n    }\n}<\/pre>\n\n\n\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block; text-align:center;\"\n     data-ad-layout=\"in-article\"\n     data-ad-format=\"fluid\"\n     data-ad-client=\"ca-pub-5246141430412355\"\n     data-ad-slot=\"8798433565\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p><strong>Disclaimer:<\/strong> The above Problem ( <strong><em><a href=\"https:\/\/www.hackerrank.com\/challenges\/java-exception-handling\/problem\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/www.hackerrank.com\/challenges\/java-exception-handling\/problem\" rel=\"noreferrer noopener\">Java Exception Handling<\/a><\/em><\/strong> ) is generated by <strong>Hacker Rank <\/strong>but the Solution is Provided by <strong>CodingBroz<\/strong>. This tutorial is only for <strong>Educational<\/strong> and <strong>Learning<\/strong> Purpose.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hello coders, today we are going to solve Java Exception Handling HackerRank Solution.<\/p>\n","protected":false},"author":1,"featured_media":2875,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9,120],"tags":[80,84,18,121],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/java-exception.png","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/2874"}],"collection":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/comments?post=2874"}],"version-history":[{"count":2,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/2874\/revisions"}],"predecessor-version":[{"id":3759,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/2874\/revisions\/3759"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media\/2875"}],"wp:attachment":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media?parent=2874"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/categories?post=2874"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/tags?post=2874"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}