{"id":712,"date":"2021-03-10T21:00:00","date_gmt":"2021-03-10T15:30:00","guid":{"rendered":"https:\/\/www.codingbroz.com\/?p=712"},"modified":"2021-06-21T17:20:12","modified_gmt":"2021-06-21T11:50:12","slug":"list-comprehensions-in-python-solution","status":"publish","type":"post","link":"https:\/\/www.codingbroz.com\/list-comprehensions-in-python-solution\/","title":{"rendered":"List Comprehensions in Python | HackerRank Solution"},"content":{"rendered":"\n<p>Hello there coders, today we are going to solve <strong>List Comprehensions in Python Hacker Rank Solution<\/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\/03\/list-comprehension-in-python-hackerrank-solution-codingbroz.png\" alt=\"List Comprehensions in Python - Hacker Rank Solution\" class=\"wp-image-963\" srcset=\"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/03\/list-comprehension-in-python-hackerrank-solution-codingbroz.png 1200w, https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/03\/list-comprehension-in-python-hackerrank-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-662d11346e4fa\" 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-662d11346e4fa\" 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\/list-comprehensions-in-python-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\/list-comprehensions-in-python-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-3\" href=\"https:\/\/www.codingbroz.com\/list-comprehensions-in-python-solution\/#Constraints\" title=\"Constraints\">Constraints<\/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\/list-comprehensions-in-python-solution\/#Solution_%E2%80%93_List_Comprehensions_in_Python_%E2%80%93_Hacker_Rank_Solution\" title=\"Solution &#8211; List Comprehensions in Python &#8211; Hacker Rank Solution \">Solution &#8211; List Comprehensions in Python &#8211; Hacker Rank Solution <\/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>Let&#8217;s learn about list comprehensions! You are given three integers&nbsp;<strong><em>x<\/em><\/strong>,&nbsp;<strong><em>y<\/em><\/strong>&nbsp;and&nbsp;<strong><em>z<\/em><\/strong>&nbsp;representing the dimensions of a cuboid along with an integer&nbsp;<strong><em>n<\/em><\/strong>. Print a list of all possible coordinates given by (<em><strong>i<\/strong><\/em>,&nbsp;<em><strong>j<\/strong><\/em>,&nbsp;<em><strong>k<\/strong><\/em>) on a 3D grid where the sum of&nbsp;<em><strong>i<\/strong><\/em>&nbsp;+&nbsp;<em><strong>j<\/strong><\/em>&nbsp;+&nbsp;<em><strong>k<\/strong><\/em>&nbsp;is not equal to&nbsp;<strong><em>n<\/em><\/strong>. Here,&nbsp;<strong>0<\/strong>&nbsp;&lt;=&nbsp;<strong><em>i<\/em><\/strong>&nbsp;&lt;=&nbsp;<strong><em>x<\/em>; 0 &lt;=&nbsp;<em>j<\/em>&nbsp;&lt;=&nbsp;<em>y<\/em>; 0 &lt;=&nbsp;<em>k<\/em>&nbsp;&lt;=&nbsp;<em>z<\/em><\/strong>. Please use list comprehensions rather than multiple loops, as a learning exercise.<\/p>\n\n\n\n<p><strong>Example<\/strong><\/p>\n\n\n\n<p><strong>x = 1<\/strong><br><strong>y = 1<\/strong><br><strong>z = 2<\/strong><br><strong>n = 3&nbsp;<\/strong><\/p>\n\n\n\n<p>All permutations of [<em><strong>i<\/strong><\/em>,&nbsp;<em><strong>j<\/strong><\/em>,&nbsp;<em><strong>k<\/strong><\/em>] are:<br><strong>[<\/strong>[0, 0, 0],&nbsp;[0, 0, 1],&nbsp;[0, 0, 2],&nbsp;[0, 1, 0],&nbsp;[0, 1, 1],&nbsp;[0, 1, 2],&nbsp;[1, 0, 0],&nbsp;[1, 0, 1],&nbsp;[1, 0, 2],&nbsp;[1, 1, 0],&nbsp;[1, 1, 1],&nbsp;[1, 1, 2]<strong>]<\/strong>.<\/p>\n\n\n\n<p>Print an array of the elements that do not sum to&nbsp;<em><strong>n<\/strong><\/em>&nbsp;<strong><em>=<\/em><\/strong>&nbsp;<strong><em>3<\/em><\/strong>.<br><strong>[<\/strong>[0, 0, 0],&nbsp;[0, 0, 1],&nbsp;[0, 0, 2],&nbsp;[0, 1, 0],&nbsp;[0, 1, 1],&nbsp;[1, 0, 0],&nbsp;[1, 0, 1],&nbsp;&nbsp;[1, 1, 0],&nbsp;&nbsp;[1, 1, 2]<strong>]<\/strong><\/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>Four integers&nbsp;<strong><em>x<\/em><\/strong>,&nbsp;<em><strong>y<\/strong><\/em>,&nbsp;<em><strong>z<\/strong><\/em>&nbsp;and&nbsp;<strong><em>n<\/em><\/strong>, each on a separate line.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Constraints\"><\/span><strong>Constraints<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Print the list in lexicographic increasing order.<\/p>\n\n\n\n<p><strong>Sample Input 0<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>1\n1\n1\n2<\/code><\/pre>\n\n\n\n<p><strong>Sample Output 0<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;&#91;0, 0, 0], &#91;0, 0, 1], &#91;0, 1, 0], &#91;1, 0, 0], &#91;1, 1, 1]]<\/code><\/pre>\n\n\n\n<p><strong>Explanation 0<\/strong><\/p>\n\n\n\n<p>Each variable&nbsp;<strong><em>x<\/em><\/strong>,&nbsp;<em><strong>y<\/strong><\/em>&nbsp;and&nbsp;<strong><em>z<\/em><\/strong>&nbsp;will have values of&nbsp;<strong>0<\/strong>&nbsp;or&nbsp;<strong>1<\/strong>. All permutations of lists in the form [<em><strong>i<\/strong><\/em>,&nbsp;<em><strong>j<\/strong><\/em>,&nbsp;<em><strong>k<\/strong><\/em>] =&nbsp;<strong>[<\/strong>[0, 0, 0],&nbsp;[0, 0, 1],&nbsp;[0, 1, 0],&nbsp;[0, 1, 1],&nbsp;[1, 0, 0],&nbsp;[1, 0, 1],&nbsp;&nbsp;[1, 1, 0]<strong>]<\/strong>.<\/p>\n\n\n\n<p>Remove all arrays that sum to&nbsp;<strong><em>n<\/em>&nbsp;= 2<\/strong>&nbsp;to leave only the valid permutations.<\/p>\n\n\n\n<p><strong>Sample Input 1<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2\n2\n2\n2<\/code><\/pre>\n\n\n\n<p><strong>Sample Output 1<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;&#91;0, 0, 0], &#91;0, 0, 1], &#91;0, 1, 0], &#91;0, 1, 2], &#91;0, 2, 1], &#91;0, 2, 2], &#91;1, 0, 0], &#91;1, 0, 2], &#91;1, 1, 1], &#91;1, 1, 2], &#91;1, 2, 0], &#91;1, 2, 1], &#91;1, 2, 2], &#91;2, 0, 1], &#91;2, 0, 2], &#91;2, 1, 0], &#91;2, 1, 1], &#91;2, 1, 2], &#91;2, 2, 0], &#91;2, 2, 1], &#91;2, 2, 2]]<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Solution_%E2%80%93_List_Comprehensions_in_Python_%E2%80%93_Hacker_Rank_Solution\"><\/span><strong>Solution &#8211; List Comprehensions in Python &#8211; Hacker Rank Solution <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\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=\"\">if __name__ == '__main__':\n    x = int(input())\n    y = int(input())\n    z = int(input())\n    n = int(input())\n    output = [];\n    abc = [];\n    for X in range(x+1):\n        for Y in range(y+1):\n            for Z in range(z+1):\n                if X+Y+Z != n:\n                    abc = [X,Y,Z];\n                    output.append(abc);\nprint(output);    <\/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>(List Comprehensions)<\/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> purposes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hello there coders, today we are going to solve List Comprehensions in Python Hacker Rank Solution.<\/p>\n","protected":false},"author":1,"featured_media":963,"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":[9,107],"tags":[80,108,18,92,109],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/03\/list-comprehension-in-python-hackerrank-solution-codingbroz.png","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/712"}],"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=712"}],"version-history":[{"count":6,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/712\/revisions"}],"predecessor-version":[{"id":3600,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/712\/revisions\/3600"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media\/963"}],"wp:attachment":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media?parent=712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/categories?post=712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/tags?post=712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}