{"id":30215,"date":"2023-01-14T05:16:18","date_gmt":"2023-01-13T23:46:18","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-java-sum-an-integer\/"},"modified":"2023-01-14T05:16:18","modified_gmt":"2023-01-13T23:46:18","slug":"solved-java-sum-an-integer","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-java-sum-an-integer\/","title":{"rendered":"[Solved] Java Sum an integer"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-53251026\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"53251026\" data-parentid=\"53250865\" 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<pre><code>public static int lastDigitsSum(int total) {\n    try (Scanner scan = new Scanner(System.in)) {\n        String str = scan.next();\n        int count = 0;\n\n        for (int i = str.length() - 1, j = 0; i &gt;= 0 &amp;&amp; j &lt; total; i--, j++) {\n            if (Character.isDigit(str.charAt(i)))\n                count += str.charAt(i) - '0';\n            else\n                throw new RuntimeException(\"Input is not a number: \" + str);\n        }\n\n        return count;\n    }\n}\n<\/code><\/pre>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\">1<\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved Java Sum an integer <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] public static int lastDigitsSum(int total) { try (Scanner scan = new Scanner(System.in)) { String str = scan.next(); int count = 0; for (int i = str.length() &#8211; 1, j = 0; i &gt;= 0 &amp;&amp; j &lt; total; i&#8211;, j++) { if (Character.isDigit(str.charAt(i))) count += str.charAt(i) &#8211; &#8216;0&#8217;; else throw new RuntimeException(&#8220;Input is not &#8230; <a title=\"[Solved] Java Sum an integer\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-java-sum-an-integer\/\" aria-label=\"More on [Solved] Java Sum an integer\">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":[361,323],"class_list":["post-30215","post","type-post","status-publish","format-standard","hentry","category-solved","tag-arrays","tag-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] Java Sum an integer - 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-java-sum-an-integer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] Java Sum an integer - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] public static int lastDigitsSum(int total) { try (Scanner scan = new Scanner(System.in)) { String str = scan.next(); int count = 0; for (int i = str.length() - 1, j = 0; i &gt;= 0 &amp;&amp; j &lt; total; i--, j++) { if (Character.isDigit(str.charAt(i))) count += str.charAt(i) - &#039;0&#039;; else throw new RuntimeException(&quot;Input is not ... 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