{"id":12330,"date":"2022-09-30T11:43:09","date_gmt":"2022-09-30T06:13:09","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-output-in-another-file-closed\/"},"modified":"2022-09-30T11:43:09","modified_gmt":"2022-09-30T06:13:09","slug":"solved-output-in-another-file-closed","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-output-in-another-file-closed\/","title":{"rendered":"[Solved] Output in another file [closed]"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-36394385\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"36394385\" data-parentid=\"36393990\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<p>The first issue is that the <code>temp<\/code>, <code>temp2<\/code>, and <code>temp3<\/code> are <code>int<\/code>, but you are assigning <code>double<\/code> values to them, and then re-assigning these values back to <code>double<\/code> variables. You should make these <code>double<\/code>.<\/p>\n<p>You might want to consider using <a rel=\"nofollow noopener\" target=\"_blank\" href=\"http:\/\/pubs.opengroup.org\/onlinepubs\/009695399\/functions\/qsort.html\"><code>qsort()<\/code><\/a> to sort these objects.<\/p>\n<pre><code>#include &lt;stdlib.h&gt; \/\/ for qsort\n\nint compare_products(const void *p1, const void *p2)\n{\n    const struct product *product1 = p1;\n    const struct product *product2 = p2;\n\n    \/\/ swap product1 and product2 around to reverse sort order\n    return (int)(product1-&gt;sale_volume - product2-&gt;sale_volume);\n}\n\nint main()\n{\n     \/\/ ...\n\n     qsort(products, line_amount, sizeof(struct product), compare_products);\n\n     for(i = 0; i &lt; line_amount; i++){\n         fprintf(pFile, \"%s \\t  %lf \\t %lf \\t %lf\\n\", products[i].name, products[i].unit_price, products[i].tot_pounds_sold, products[i].sale_volume);\n     }\n\n     \/\/ ...    \n}\n<\/code><\/pre>\n<p>Since you must use the <code>selection_sort<\/code> function, it can be made quite a bit simpler due to <code>struct<\/code> objects being assignable.<\/p>\n<pre><code>void selection_sort(struct product products[], int n)\n{\n    int i, largest = 0;\n\n    if (n == 1) {\n        return;\n    }\n\n    for (i = 0; i &lt; n; i++) {\n        if (products[i].sale_volume &gt; products[largest].sale_volume) {\n            largest = i;\n        }\n    }\n\n    struct product temp = products[n - 1];\n    products[n - 1] = products[largest];\n    products[largest] = temp;\n\n    selection_sort(products, n - 1);\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">4<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Output in another file [closed] <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] The first issue is that the temp, temp2, and temp3 are int, but you are assigning double values to them, and then re-assigning these values back to double variables. You should make these double. You might want to consider using qsort() to sort these objects. #include &lt;stdlib.h&gt; \/\/ for qsort int compare_products(const void *p1, &#8230; <a title=\"[Solved] Output in another file [closed]\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-output-in-another-file-closed\/\" aria-label=\"More on [Solved] Output in another file [closed]\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[324,493,933],"class_list":["post-12330","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c","tag-file","tag-io"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Output in another file [closed] - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-output-in-another-file-closed\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Output in another file [closed] - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] The first issue is that the temp, temp2, and temp3 are int, but you are assigning double values to them, and then re-assigning these values back to double variables. 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