{"id":1894,"date":"2021-05-27T18:09:24","date_gmt":"2021-05-27T12:39:24","guid":{"rendered":"https:\/\/www.codingbroz.com\/?p=1894"},"modified":"2021-06-20T22:18:34","modified_gmt":"2021-06-20T16:48:34","slug":"day-1-data-type-solution","status":"publish","type":"post","link":"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/","title":{"rendered":"Day 1: Data Types | 30 Days Of Code | HackerRank Solution"},"content":{"rendered":"\n<p>Hello coders, today we are going to solve <strong>Day 1: Data Type HackerRank Solution<\/strong> in <strong>C++<\/strong>, <strong>Java<\/strong> and <strong>Python<\/strong> which is the part of <strong>30 Days Of Code Series<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/05\/day-1-data-types-30-days-of-code-solution-codingbroz.png\" alt=\"Day 1: Data Types\" class=\"wp-image-1896\" srcset=\"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/05\/day-1-data-types-30-days-of-code-solution-codingbroz.png 1200w, https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/05\/day-1-data-types-30-days-of-code-solution-codingbroz-768x432.png 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/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-662d256edb905\" 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-662d256edb905\" 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\/day-1-data-type-solution\/#Objective\" title=\"Objective\">Objective<\/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\/day-1-data-type-solution\/#Task\" title=\"Task\">Task<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#Input_Format\" title=\"Input Format\">Input Format<\/a><\/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\/day-1-data-type-solution\/#Output_Format\" title=\"Output Format\">Output Format<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#Solution_%E2%80%93_Day_1_Data_Type_Solution\" title=\"Solution &#8211; Day 1: Data Type Solution \">Solution &#8211; Day 1: Data Type Solution <\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#C\" title=\"C\">C<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#C-2\" title=\"C++\">C++<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#Java\" title=\"Java\">Java<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#Python\" title=\"Python\">Python<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.codingbroz.com\/day-1-data-type-solution\/#JavaScript\" title=\"JavaScript\">JavaScript<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Objective\"><\/span><strong>Objective<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Today, we&#8217;re discussing data types.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Task\"><\/span><strong>Task<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Complete the code in the editor below. The variables&nbsp;<strong><em>i<\/em><\/strong>,&nbsp;<strong><em>d<\/em><\/strong>, and&nbsp;<strong><em>s<\/em><\/strong>&nbsp;are already declared and initialized for you. You must:<\/p>\n\n\n\n<ol><li>Declare&nbsp;<strong>3<\/strong>&nbsp;variables: one of type&nbsp;<em>int<\/em>, one of type&nbsp;<em>double<\/em>, and one of type&nbsp;<em>String<\/em>.<\/li><li>Read&nbsp;<strong>3<\/strong>&nbsp;lines of input from stdin (according to the sequence given in the&nbsp;<em>Input Format<\/em>&nbsp;section below) and initialize your&nbsp;&nbsp;variables.<\/li><li>Use the&nbsp;<strong>+<\/strong>&nbsp;operator to perform the following operations:<ol><li>Print the sum of<strong><em>&nbsp;i<\/em><\/strong>&nbsp;plus your int variable on a new line.<\/li><li>Print the sum of&nbsp;<strong><em>d<\/em><\/strong>&nbsp;plus your double variable to a scale of one decimal place on a new line.<\/li><li>Concatenate&nbsp;<strong><em>s<\/em><\/strong>&nbsp;with the string you read as input and print the result on a new line.<\/li><\/ol><\/li><\/ol>\n\n\n\n<p><strong>Note:<\/strong>&nbsp;If you are using a language that doesn&#8217;t support using&nbsp;<strong>+<\/strong>&nbsp;for string concatenation (e.g.: C), you can just print one variable immediately following the other on the same line. The string provided in your editor&nbsp;<em>must<\/em>&nbsp;be printed first, immediately followed by the string you read as input.<\/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>The first line contains an integer that you must sum with&nbsp;<strong><em>i<\/em><\/strong>.<br>The second line contains a double that you must sum with&nbsp;<strong><em>d<\/em><\/strong>.<br>The third line contains a string that you must concatenate with&nbsp;<strong><em>s<\/em><\/strong>.<\/p>\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>Print the sum of both integers on the first line, the sum of both doubles (scaled to&nbsp;<strong>1<\/strong>&nbsp;decimal place) on the second line, and then the two concatenated strings on the third line.<\/p>\n\n\n\n<p><strong>Sample Input<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>12\n4.0\nis the best place to learn and practice coding!<\/code><\/pre>\n\n\n\n<p><strong>Sample Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>16\n8.0\nHackerRank is the best place to learn and practice coding!<\/code><\/pre>\n\n\n\n<p><strong>Explanation<\/strong><\/p>\n\n\n\n<p>When we sum the integers&nbsp;<strong>4<\/strong>&nbsp;and&nbsp;<strong>12<\/strong>, we get the integer&nbsp;<strong>16<\/strong>.<br>When we sum the floating-point numbers&nbsp;<strong>4.0<\/strong>&nbsp;and&nbsp;<strong>4.0<\/strong>, we get&nbsp;<strong>8.0<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Solution_%E2%80%93_Day_1_Data_Type_Solution\"><\/span><strong>Solution &#8211; Day 1: Data Type Solution <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"C\"><\/span><strong>C<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"c\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;stdio.h>\n#include &lt;string.h>\n#include &lt;math.h>\n#include &lt;stdlib.h>\n\nint main() {\n    int i = 4;\n    double d = 4.0;\n    char s[] = \"HackerRank \";\n\n    int i2;\n    double d2;\n    char s2[100]; \/\/ this is not scalable for input of unknown size\n\n    \/\/ Read inputs from stdin\n    scanf(\"%d\", &amp;i2);\n    scanf(\"%lf\", &amp;d2);\n    scanf(\"%*[\\n] %[^\\n]\", s2); \n\n    \/\/ Print outputs to stdout\n    printf(\"%d\\n\", i + i2);\n    printf(\"%.01lf\\n\", d + d2);\n    printf(\"%s%s\", s, s2);\n\n    return 0;\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"C-2\"><\/span><strong>C++<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;iostream>\n#include &lt;iomanip>\n#include &lt;limits>\n\nusing namespace std;\n\nint main() {\n    int i = 4;\n    double d = 4.0;\n    string s = \"HackerRank \";\n\n    \/\/ Declare second integer, double, and String variables.\n    int i2;\n    double d2;\n    string s2;\n    \/\/ Read and save an integer, double, and String to your variables.\n    \/\/ Note: If you have trouble reading the entire string, please go back and review the Tutorial closely.\n    cin >> i2;\n    cin >> d2;\n    cin.get();\n    getline(cin, s2);\n    \/\/ Print the sum of both integer variables on a new line.\n    cout &lt;&lt; i+i2 &lt;&lt; endl;\n    \/\/ Print the sum of the double variables on a new line.    \n    cout&lt;&lt; std::fixed &lt;&lt;std::setprecision(1)&lt;&lt; d + d2 &lt;&lt; endl;\n    \/\/ Concatenate and print the String variables on a new line\n    cout &lt;&lt; s &lt;&lt; s2;\n    \/\/ The 's' variable above should be printed first.\n    return 0;\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<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Java\"><\/span><strong>Java<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\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.io.*;\nimport java.util.*;\nimport java.text.*;\nimport java.math.*;\nimport java.util.regex.*;\n\npublic class Solution {\n\t\n    public static void main(String[] args) {\n        int i = 4;\n        double d = 4.0;\n        String s = \"HackerRank \";\n\t\t\n        Scanner scan = new Scanner(System.in);\n\n        \/* Declare second integer, double, and String variables. *\/\n        int i2;\n        double d2;\n        String s2;\n\n        \/* Read and save an integer, double, and String to your variables.*\/\n        i2 = scan.nextInt();\n        d2 = scan.nextDouble();\n\n        scan.nextLine();\n        s2 = scan.nextLine();\n\n        \/* Print the sum of both integer variables on a new line. *\/\n        System.out.println(i + i2);\n\n        \/* Print the sum of the double variables on a new line. *\/\n        System.out.println(d + d2);\n\n        \/* Concatenate and print the String variables on a new line;\n            the 's' variable above should be printed first. *\/\n        System.out.println(s.concat(s2));\n        scan.close();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Python\"><\/span><strong>Python<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">i = 4\nd = 4.0\ns = 'HackerRank '\ni2 = int(input())\nd2 = float(input())\ns2 = input()\n\nprint(i + i2)\nprint(d + d2)\nprint(s + s2)\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<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"JavaScript\"><\/span><strong>JavaScript<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"js\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">process.stdin.resume();\nprocess.stdin.setEncoding('ascii');\n\nvar input_stdin = \"\";\nvar input_stdin_array = \"\";\nvar input_currentline = 0;\n\nprocess.stdin.on('data', function (data) {\n    input_stdin += data;\n});\n\nprocess.stdin.on('end', function () {\n    input_stdin_array = input_stdin.split(\"\\n\");\n    main();    \n});\n\n\/\/ Reads complete line from STDIN\nfunction readLine() {\n    return input_stdin_array[input_currentline++];\n}\n\nfunction main() {\n    var i = 4\n    var d = 4.0\n    var s = \"HackerRank \"\n\/\/ Declare second integer, double, and String variables.\n\/\/ Read and save an integer, double, and String to your variables.\nvar i2 = +(readLine());\nvar d2 = +(readLine());\nvar s2 = readLine();\n\n\/\/ Print the sum of both integer variables on a new line.\nconsole.log(i + i2);\n\n\/\/ Print the sum of the double variables on a new line.\nconsole.log((d + d2).toFixed(1));\n\n\/\/ Concatenate and print the String variables on a new line\n\/\/ The 's' variable above should be printed first.\nconsole.log(s + s2);\n\n}<\/pre>\n\n\n\n<p><strong>Disclaimer:<\/strong> The above Problem <strong>(<a href=\"https:\/\/www.hackerrank.com\/challenges\/30-data-types\/problem\" target=\"_blank\" rel=\"noreferrer noopener\" class=\"rank-math-link\">Day 1: Data Type<\/a>)<\/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 Day 1: Data Type HackerRank Solution in C++, Java and Python which is the part of 30 Days Of Code Series.<\/p>\n","protected":false},"author":1,"featured_media":1896,"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":[9,160],"tags":[171,80,18],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/05\/day-1-data-types-30-days-of-code-solution-codingbroz.png","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/1894"}],"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=1894"}],"version-history":[{"count":3,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/1894\/revisions"}],"predecessor-version":[{"id":3514,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/1894\/revisions\/3514"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media\/1896"}],"wp:attachment":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media?parent=1894"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/categories?post=1894"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/tags?post=1894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}