{"id":3290,"date":"2021-06-16T12:28:18","date_gmt":"2021-06-16T06:58:18","guid":{"rendered":"https:\/\/www.codingbroz.com\/?p=3290"},"modified":"2021-06-16T12:28:22","modified_gmt":"2021-06-16T06:58:22","slug":"migratory-birds-solution","status":"publish","type":"post","link":"https:\/\/www.codingbroz.com\/migratory-birds-solution\/","title":{"rendered":"Migratory Birds | HackerRank Solution"},"content":{"rendered":"\n<p>Hello coders, today we are going to solve <strong>Migratory Birds HackerRank Solution<\/strong> which is a Part of<strong> HackerRank Algorithm<\/strong> Series.<\/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\/06\/migratory-birds-algorithm-solution-codingbroz.png\" alt=\"Migratory Birds\" class=\"wp-image-3292\" srcset=\"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/migratory-birds-algorithm-solution-codingbroz.png 1200w, https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/migratory-birds-algorithm-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-662d219562326\" 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-662d219562326\" 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\/migratory-birds-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-2\" href=\"https:\/\/www.codingbroz.com\/migratory-birds-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\/migratory-birds-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\/migratory-birds-solution\/#Solution_%E2%80%93_Migratory_Birds\" title=\"Solution &#8211; Migratory Birds\">Solution &#8211; Migratory Birds<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.codingbroz.com\/migratory-birds-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-6\" href=\"https:\/\/www.codingbroz.com\/migratory-birds-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-7\" href=\"https:\/\/www.codingbroz.com\/migratory-birds-solution\/#Java\" title=\"Java\">Java<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\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>Given an array of bird sightings where every element represents a bird type id, determine the id of the most frequently sighted type. If more than 1 type has been spotted that maximum amount, return the smallest of their ids.<\/p>\n\n\n\n<p><strong>Example<\/strong><\/p>\n\n\n\n<p><strong><em>arr<\/em> = [1, 1, 2, 2, 3]<\/strong><br>There are two each of types\u00a0<strong>1<\/strong>\u00a0and\u00a0<strong>2<\/strong>, and one sighting of type\u00a0<strong>3<\/strong>. Pick the lower of the two types seen twice: type\u00a0<strong>1<\/strong>.<\/p>\n\n\n\n<p><strong>Function Description<\/strong><\/p>\n\n\n\n<p>Complete the&nbsp;<em>migratoryBirds<\/em>&nbsp;function in the editor below.<\/p>\n\n\n\n<p>migratoryBirds has the following parameter(s):<\/p>\n\n\n\n<ul><li><em>int arr[n]<\/em>: the types of birds sighted<\/li><\/ul>\n\n\n\n<p><strong>Returns<\/strong><\/p>\n\n\n\n<ul><li><em>int:<\/em>\u00a0the lowest type id of the most frequently sighted birds<\/li><\/ul>\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,\u00a0<strong><em>n<\/em><\/strong>, the size of\u00a0<strong><em>arr<\/em><\/strong>.<br>The second line describes\u00a0<strong><em>arr<\/em><\/strong>\u00a0as\u00a0<strong><em>n<\/em><\/strong>\u00a0space-separated integers, each a type number of the bird sighted.<\/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<ul><li><strong>5 &lt;= n &lt;= 2 x 10<sup>5<\/sup><\/strong><\/li><li>It is guaranteed that each type is\u00a0<strong>1<\/strong>,\u00a0<strong>2<\/strong>,\u00a0<strong>3<\/strong>,\u00a0<strong>4<\/strong>, or\u00a0<strong>5<\/strong>.<\/li><\/ul>\n\n\n\n<p><strong>Sample Input 0<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>6\r\n1 4 4 4 5 3<\/code><\/pre>\n\n\n\n<p><strong>Sample Output 0<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">4<\/pre>\n\n\n\n<p><strong>Explanation 0<\/strong><\/p>\n\n\n\n<p>The different types of birds occur in the following frequencies:<\/p>\n\n\n\n<ul><li>Type\u00a0<strong>1<\/strong>:\u00a0<strong>1<\/strong>\u00a0bird<\/li><li>Type\u00a0<strong>2<\/strong>:\u00a0<strong>0<\/strong>\u00a0birds<\/li><li>Type\u00a0<strong>3<\/strong>:\u00a0<strong>1<\/strong>\u00a0bird<\/li><li>Type\u00a0<strong>4<\/strong>:\u00a0<strong>3<\/strong>\u00a0birds<\/li><li>Type\u00a0<strong>5<\/strong>:\u00a0<strong>1<\/strong>\u00a0bird<\/li><\/ul>\n\n\n\n<p>The type number that occurs at the highest frequency is type\u00a0<strong>4<\/strong>, so we print\u00a0<strong>4<\/strong>\u00a0as our answer.<\/p>\n\n\n\n<p><strong>Sample Input 1<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>11\r\n1 2 3 4 5 4 3 2 1 3 4<\/code><\/pre>\n\n\n\n<p><strong>Sample Output 1<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>3<\/code><\/pre>\n\n\n\n<p><strong>Explanation 1<\/strong><\/p>\n\n\n\n<p>The different types of birds occur in the following frequencies:<\/p>\n\n\n\n<ul><li>Type\u00a0<strong>1<\/strong>:\u00a0<strong>2<\/strong><\/li><li>Type\u00a0<strong>2<\/strong>:\u00a0<strong>2<\/strong><\/li><li>Type\u00a0<strong>3<\/strong>:\u00a0<strong>3<\/strong><\/li><li>Type\u00a0<strong>4<\/strong>:\u00a0<strong>3<\/strong><\/li><li>Type\u00a0<strong>5<\/strong>:\u00a0<strong>1<\/strong><\/li><\/ul>\n\n\n\n<p>Two types have a frequency of\u00a0<strong>3<\/strong>, and the lower of those is type\u00a0<strong>3<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Solution_%E2%80%93_Migratory_Birds\"><\/span><strong>Solution &#8211; Migratory Birds<\/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=\"cpp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#include &lt;bits\/stdc++.h>\n\nusing namespace std;\n\nconst int maxN = 1e5+10;\nint N,A[10];\n\nint main()\n{\n    cin >> N;\n    for (int i=1,x; i &lt;= N; i++) cin >> x, A[x]++;\n    int ans = 1;\n    for (int i=2; i &lt;= 5; i++)\n        if (A[i] > A[ans]) ans = i;\n    cout &lt;&lt; ans;\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=\"\">#!\/bin\/python3\n\nimport math\nimport os\nimport random\nimport re\nimport sys\n\n\ndef migratoryBirds(arr):\n    # Write your code here\n    count = [0] * 6\n    for i in arr:\n        count[i] += 1\n    return count.index(max(count))\n\nif __name__ == '__main__':\n    fptr = open(os.environ['OUTPUT_PATH'], 'w')\n\n    arr_count = int(input().strip())\n\n    arr = list(map(int, input().rstrip().split()))\n\n    result = migratoryBirds(arr)\n\n    fptr.write(str(result) + '\\n')\n\n    fptr.close()\n<\/pre>\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\n    public static void main(String[] args) {\n        Scanner in = new Scanner(System.in);\n        int n = in.nextInt();\n        int[] birds = new int[5];\n        for (int i = 0; i &lt; n; i++) birds[in.nextInt()-1]++;\n        int max = 0;\n        int id = 0;\n        for (int i = 0; i &lt; 5; i++) {\n            if (birds[i] > max) {\n                max = birds[i];\n                id = i+1;\n            }\n        }\n        System.out.println(id);\n    }\n}<\/pre>\n\n\n\n<p><strong>Disclaimer:<\/strong> The above Problem <strong>(<a href=\"https:\/\/www.hackerrank.com\/challenges\/migratory-birds\/problem\" target=\"_blank\" rel=\"noreferrer noopener\">Migratory Birds<\/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 Migratory Birds HackerRank Solution which is a Part of HackerRank Algorithm Series.<\/p>\n","protected":false},"author":1,"featured_media":3292,"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":[9,190],"tags":[80,191,81,84,108,18],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/www.codingbroz.com\/wp-content\/uploads\/2021\/06\/migratory-birds-algorithm-solution-codingbroz.png","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/3290"}],"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=3290"}],"version-history":[{"count":2,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/3290\/revisions"}],"predecessor-version":[{"id":3293,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/posts\/3290\/revisions\/3293"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media\/3292"}],"wp:attachment":[{"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/media?parent=3290"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/categories?post=3290"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.codingbroz.com\/wp-json\/wp\/v2\/tags?post=3290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}