{"id":15196,"date":"2022-10-10T18:18:45","date_gmt":"2022-10-10T12:48:45","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/"},"modified":"2022-10-10T18:18:45","modified_gmt":"2022-10-10T12:48:45","slug":"solved-initializing-multiple-variables-in-one-line-in-c","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/","title":{"rendered":"[Solved] Initializing multiple variables in one line in C++"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-52543576\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"52543576\" data-parentid=\"52543084\" data-score=\"2\" 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>This code is completely wrong for what you are attempting.  You are reading input as an <code>int<\/code>eger instead of as a <code>char<\/code>acter.  You are not initializing the <code>vowel<\/code> and <code>consonant<\/code> variables correctly, and not comparing <code>var<\/code> to them correctly.  You are not checking for input errors.  You are not handling upper-case letters.<\/p>\n<p>Try something more like this instead instead:<\/p>\n<pre><code>#include &lt;iostream&gt;\n#include &lt;cctype&gt;\nusing namespace std;\n\nint main() {\n    cout &lt;&lt; \"input a single letter\";\n    char var; \n    if (cin &gt;&gt; var) {\n        var = (char) ::tolower( (unsigned char)var );\n        if ((var &gt;= 'a') &amp;&amp; (var &lt;= 'z')) {\n            if ((var == 'a') || (var == 'e') || (var == 'i') || (var == 'o') || (var == 'u')) {\n                cout &lt;&lt; \"vowel\";\n            } else {\n                cout &lt;&lt; \"consonant\";\n            }\n\n            \/* alternatively:\n            switch (var) {\n                case 'a':\n                case 'e':\n                case 'i':\n                case 'o':\n                case 'u':\n                    cout &lt;&lt; \"vowel\";\n                    break;\n\n                default:\n                    cout &lt;&lt; \"consonant\";\n                    break;\n            }\n            *\/\n        }\n        else {\n            cout &lt;&lt; \"Error\";\n        }\n    }\n    else {\n        cout &lt;&lt; \"Input Error\";\n    }\n    return 0;\n}\n<\/code><\/pre>\n<p>Alternatively:<\/p>\n<pre><code>#include &lt;iostream&gt;\n#include &lt;string&gt;\n#include &lt;cctype&gt;\nusing namespace std;\n\nconst string vowels = \"aeiou\";\nconst string consonants = \"bcdfghjklmnpqrstvwxyz\";\n\nint main() {\n    cout &lt;&lt; \"input a single letter\";\n    char var; \n    if (cin &gt;&gt; var) {\n        var = (char) ::tolower( (unsigned char)var );\n        if (vowels.find(var) != string::npos) {\n            cout &lt;&lt; \"vowel\";\n        } else if (consonant.find(var) != string::npos) {\n            cout &lt;&lt; \"consonant\";\n        } else {\n            cout &lt;&lt; \"Error\";\n        }\n    }\n    else {\n        cout &lt;&lt; \"Input Error\";\n    }\n    return 0;\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Initializing multiple variables in one line in C++ <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] This code is completely wrong for what you are attempting. You are reading input as an integer instead of as a character. You are not initializing the vowel and consonant variables correctly, and not comparing var to them correctly. You are not checking for input errors. You are not handling upper-case letters. Try something &#8230; <a title=\"[Solved] Initializing multiple variables in one line in C++\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/\" aria-label=\"More on [Solved] Initializing multiple variables in one line in C++\">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],"class_list":["post-15196","post","type-post","status-publish","format-standard","hentry","category-solved","tag-c"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Initializing multiple variables in one line in C++ - 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-initializing-multiple-variables-in-one-line-in-c\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Initializing multiple variables in one line in C++ - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] This code is completely wrong for what you are attempting. You are reading input as an integer instead of as a character. You are not initializing the vowel and consonant variables correctly, and not comparing var to them correctly. You are not checking for input errors. You are not handling upper-case letters. Try something ... Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/\" \/>\n<meta property=\"og:site_name\" content=\"JassWeb\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-10T12:48:45+00:00\" \/>\n<meta name=\"author\" content=\"Kirat\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kirat\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/\"},\"author\":{\"name\":\"Kirat\",\"@id\":\"https:\/\/jassweb.com\/solved\/#\/schema\/person\/65c9c7b7958150c0dc8371fa35dd7c31\"},\"headline\":\"[Solved] Initializing multiple variables in one line in C++\",\"datePublished\":\"2022-10-10T12:48:45+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/\"},\"wordCount\":77,\"publisher\":{\"@id\":\"https:\/\/jassweb.com\/solved\/#organization\"},\"keywords\":[\"c++\"],\"articleSection\":[\"Solved\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/\",\"url\":\"https:\/\/jassweb.com\/solved\/solved-initializing-multiple-variables-in-one-line-in-c\/\",\"name\":\"[Solved] Initializing multiple variables in one line in C++ - 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You are reading input as an integer instead of as a character. You are not initializing the vowel and consonant variables correctly, and not comparing var to them correctly. You are not checking for input errors. You are not handling upper-case letters. Try something ... 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